e. Which of the following is not a result of parasympathetic stimulation? dilation of the pupils . False, Autonomic ganglia are motor ganglia, containing the cell bodies of motor neurons. Autonomic ganglia contain the cell bodies of autonomic nerves. in the peripheral nervous system. Within pelvic plexuses, autonomic ganglia contain both sympathetic and parasympathetic postganglionic neurons, (predominantly parasympathetic). In the autonomic nervous system there are two neurons in the pathway from the spinal cord to the effector organ. D) anterior ramus. Nicotine is a clinically important agent that influences activity of the autonomic ganglia. 16) Autonomic ganglia contain _____. 3. B) synapses between postganglionic fibers and their effectors. Ganglia are of two types, sensory or autonomic. P. Which 2 of the 3 types of autonomic ganglia are associated. D) both somatic afferent and efferent neurons C. Anatomy and Physiology questions and answers. A. A) smooth muscle. [ edit on Wikidata] The sympathetic ganglia, or paravertebral ganglia, are autonomic ganglia of the sympathetic nervous system. Visceral Efferent Nuclei contain cell bodies of preganglionic efferent neurons. From a physiological point of view,. - are composed of PNS structures only. [1] [2] References ^ "Structure of the Autonomic Nervous System - Boundless Anatomy and Physiology". The autonomic nervous system is a control system that acts largely unconsciously and regulates bodily functions, such as the heart rate, its force of contraction, digestion, respiratory rate, pupillary response,. a. Impaired cholinergic ganglionic synaptic transmission is one. As would be suggested by the name, nicotine is an agonist of nicotine receptors and is best known as a component of tobacco products and for its role in addiction. 3. The. synapses between postganglionic fibers and their effectors B. Postganglionic neurons distribute to many. Ganglia can be categorized into two groups - sensory ganglia and autonomic ganglia. The parasympathetic nervous system is organized in a manner similar to the sympathetic nervous system. Innervating motor neurons may contain neuronal nAChRs at the presynaptic nerve ending to control acetylcholine release. C. Sensory input can stimulate either a short or a long reflex. Parasympathetic ganglia tend to lie close to or within the organs or tissues that their neurons innervate, whereas sympathetic ganglia are located at more distant sites from. c. Autonomic ganglia contain: -an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. false. the cell bodies of motor neurons. A ganglion appears as a swelling along the course of a nerve. c. The autonomic ganglia act as relay stations, where the preganglionic fibers synapse with the postganglionic fibers, allowing for the transmission of signals to. Autonomic nervous system functions are regulated by the hypothalamus, which controls autonomic nervous system regions in the ______. The nervous system can be divided into two functional parts: the somatic nervous system and the autonomic nervous system. The PNS is composed of the groups of neurons (ganglia) and bundles of axons (nerves) that are outside of the brain and spinal cord. Ganglia are surrounded by dense connective tissue capsule. Three of the cranial nerves also contain autonomic fibers, and a fourth is almost purely a component of the autonomic system. the cell bodies of motor neurons. an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. A) Sympathetic B) Parasympathetic, Collateral ganglia. autonomic ganglia contain. , 1996). In the thorax, the extra-cardiac but intrathoracic ganglia such as. Cardiac muscle c. Scattered microganglia may also be distributed along. both somatic afferent and efferent neurons b. Sensory nerves in the autonomic nervous system have their cell bodies arranged into autonomic ganglia. Where are autonomic ganglia located? autonomic ganglion. False. but it will contain sensory fibers and autonomic fibers to the vasculature and may also contain fibers supplying the autonomic. SNS ganglia are found close to the SNS centers, in contrast with PSNS ganglia which are farther from the PSNS centers. Preganglionic neurons synapse with postganglionic neurons in the autonomic ganglia, which contain the cell bodies of the postganglionic neurons. 3. Study with Quizlet and memorize flashcards containing terms like List the names of the two motor neurons of the autonomic nervous system. Ganglia embedded in network of autonomic nerves o Preganglionic fibers from lumbar segments Form splanchnic nerves End at inferior mesenteric ganglion 16-2 The Sympathetic Division1. Autonomic ganglia contain Select one: a. Cardiac plexus. 4: Autonomic Short and Long Reflexes. what is not a result of parasympathetic stimulation? dilation of the pupils. synapses between postganglionic fibers and their effectors c. Vertebrates have three main types of ganglia. an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. Which of the following is NOT a possible location? the spinal cord. Has two. autonomic plexus: Any of the extensive networks of nerve fibers and cell bodies associated with the autonomic nervous system that are found in the thorax, abdomen, and pelvis, and that contain sympathetic, parasympathetic, and visceral afferent fibers. autonomic: Acting or occurring involuntarily, without conscious control. Sympathetic = thoracolumbar; Parasympathetic = craniosacral. Autonomic ganglion neurons also contain a variety of neuropeptides. sympathetic. Preganglionic nerve fiber. B. The preganglionic sympathetic neurons lie in the intermediolateral column of the cord. Multiple select question. Many of the sympathetic neurons that exit the spinal cord below the diaphragm do not synapse in the sympathetic chain of ganglia. After emerging from the vertebral column the spinal nerves split into rami. the cell bodies of motor neurons. Autonomic ganglia contain ________. The oculomotor, facial, and glossopharyngeal nerves contain fibers that contact autonomic ganglia. another name for the ANS is the. an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. True or False? Autonomic ganglia are sights of synapse and information transmission from preganglionic to. both somatic afferent and efferent neurons. A. motor; the cell bodies of motor neurons. . The 2nd neuron in the AMP; Lies entirely outside the CNS in the PNS. d) a substance that prevents a receptor from receiving a hormone. the trunk ganglia contain what kind of cell bodies. The extrinsic part consists of the nuclei in the brain stem and along the thoracic segments of the spinal cord, as well as their axons. These ganglia are key components in the autonomic nervous system, which governs involuntary body functions like heart rate and digestion. Study with Quizlet and memorize flashcards containing terms like Autonomic ganglia contain the cell bodies of _______ neurons. Cell body of the second neuron (postganglionic) is also in that same autonomic ganglion; its unmyelinated axon extends directly from the ganglion to the effector Chromaffin Cells In some autonomic pathways, 1st motor neuron extends to specialized chromaffin cells in adrenal medullae (inner portions of the adrenal glands) rather than an AG The ganglionic (α3-type) neuronal AChR mediates fast synaptic transmission in sympathetic, parasympathetic and enteric autonomic ganglia. another name for the ANS is the. Nerves from the ciliary ganglion innervate the muscles that constrict the pupil, a. a) Structurally, the autonomic nervous system consists of two main components: a sensory (input) component and a motor (output) component. A ganglia is merely a collection of neuron cell bodies in the peripheral nervous system. , orthostatic hypotension. Which of these statements accurately describes how the general visceral motor system of the autonomic nervous system (ANS) differs from the general somatic motor system? The conduction of impulses through the ANS is quicker than conduction through the somatic motor system. splanchnic nerves. The "resting and digesting" division of the autonomic nervous system is the ____. Ganglia can be thought of as synaptic relay stations between neurons. Ganglia are of two types, sensory or. In most ganglia there are subsets of neurons with. A central aim of the present report is to obtain a molecularly informed basis for. The autonomic motor neurons in the ganglia send efferent fibers (postganglionic autonomic nerve fibers) to innervate cardiac muscle fibers of the heart. 36)Autonomic ganglia are sights of synapse and information transmission from preganglionic to postganglionic neurons. , List two types of sympathetic ganglia that contain post-ganglionic cell bodies. The cardiac ganglia contain neurons that make synaptic connections with other neurons in the ganglia, and the ganglia also receive sympathetic. Nerves are classified as cranial nerves or spinal nerves on the basis of their connection to the brain or spinal cord, respectively. -. Sweat glands of the head. Autonomic ganglia contain. D) glands. Abstract. Autonomic ganglia contain _____. b. sympathetic and parasympathetic. A ganglion is a cluster of neuron cell bodies enveloped in an epineurium continuous with that of a nerve. Ganglia are of two types, sensory or autonomic. Autonomic ganglia. Terms: ganglion – a collection of cell bodies located outside the Central Nervous System. 16-1 Divisions of the ANS. Gray rami are gray because they contain. Ganglia are of two types, sensory or autonomic. The inferior mesenteric ganglion and pelvic ganglion contain sympathetic postganglionic neurons. The two types are the sympathetic ganglion and the parasympathetic. Cranial nerves Spinal nerves Brain Spinal cord and more. Cardiovascular effects of the sympathetic division include all but: D. both somatic afferent and efferent neurons. A. 3. List the 5 major prevertebral ganglia. B. Page ID. Parasympathetic preganglionic neurons, which have cell bodies in the brainstem and spinal cord, are the source of all parasympathetic outflow. B). Select one: a. Which of the following neurotransmitters does not bind to adrenergic receptors? Acetylcholine. the division of the autonomic nervous system that calms the body, conserving its energy. Key Terms. True b. The Autonomic Nervous System . What is the Prevertebral ganglia also known? Prevertebral ganglia. An autonomic nerve pathway involves two nerve cells. The autonomic nervous system is comprised of (clustered) nerve cells, (neurons), that have a characteristic tree-like structure. Among vertebrates there are three major groups of ganglia: Dorsal root ganglia (also known as the spinal ganglia) contain the cell bodies of sensory (afferent) neurons. The cardiac ganglia contain neurons that make synaptic connections with other neurons in the ganglia, and the ganglia also. synapses between postganglionic fibers. A ganglion is a group of neuron cell bodies in the PNS. Nicotininc receptors. It is divided into the sympathetic and parasympathetic nervous systems. The preganglionic neurons are located in specific cell groups (also called nuclei) in the brainstem or in the lateral horns of the spinal cord at sacral levels (segments. The heart is an asymmetrical organ, and in the selection of adequate treatment of cardiac diseases it may be relevant to take into account that the cANS also has sidedness as well as regional differences in anatomical, functional, and molecular. D). hypothalamus. general visceral motor system. The greater splanchnic nerve (GSN) is formed by branches of the 5 th to 9 th thoracic sympathetic ganglia, the lesser splanchnic nerve (LSN) from 10 th to 11 th thoracic sympathetic ganglia and the least splanchnic nerve from the 12 th thoracic ganglion. As autonomic motor neurons leave the spinal cord, they synapse with another neuron prior to synapsing with the target organ. What info does the peripheral n. t. C) true for both the parasympathetic and sympathetic nervous systems. In the upper medulla, the salivatory nuclei contain neurons with axons that project through the facial and glossopharyngeal nerves to ganglia that control salivary glands. One cell is located in the brain stem Brain stem The brain’s functions are both mysterious and remarkable, relying on billions of nerve cells and the internal communication between them. Axons called postganglionic; begin at autonomic ganglia and. parasympathetic ganglion: The autonomic ganglia of the parasympathetic nervous system. an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. . The ANS contains both sensory and motor neurons. The lumbar ganglia have variable anatomical connections with the lumbar spinal nerves and distribute fibers with the lumbar splanchnic nerves to the inferior mesenteric and hypogastric plexuses and the aortic plexus (Fig. What are 3 types of neurons? Functional types of neurons: 1. Explanation: Autonomic ganglia contain the cell bodies of motor neurons. The thoracic splanchnic nerves mainly contain the preganglionic (presynaptic) sympathetic fibers. This chapter summarizes knowledge about sympathetic preganglionic neurons that has accumulated over the. Study with Quizlet and memorize flashcards containing terms like Which autonomic fiber releases norepinephrine as its neurotransmitter?, Preparing the body for the "fight-or-flight" response is the role of the, The parasympathetic nervous system is characterized by peripheral ganglia near the and more. Impaired cholinergic ganglionic synaptic transmission is one important cause of autonomic failure. Parasympathetic Nervous System. The autonomic nervous system controls various internal organs and executes crucial functions through sophisticated neural connectivity and circuits. The craniosacral division is another name for the parasympathetic division. Autonomic ganglia contain _____. Be able to sketch the different arrangement of pre- and post-ganglionic fibers in the nervous system (CNS vs. The somatic nervous system causes contraction of skeletal muscles. A) the cell bodies of motor neurons 2. 35)The craniosacral division is another name for the parasympathetic division. Gross anatomy. Where would you NOT find an autonomic ganglion? in the armpit and in the pubic symphysis. -synapses between postganglionic fibers and their effectors. Maintains body homeostasis by increasing or decreasing the activity of the various organs. Although alpha3beta4 subunit combination is clearly prevalent in the nAChRs of autonomic ganglia neurons, the ganglia are strikingly different in the ratio of neurons containing each particular nAChR subunit, as found with immunohistochemical methods and from the analysis of the effects of nAChR subunit-specific antibodies on the ACh-induced. The autonomic ganglia contain the final common neurons that innervate the organs that are instrumental in the maintenance of homeostasis. k. and more. both somatic afferent and efferent neurons. c) The motor (output) division of the autonomic nervous system has three divisions: parasympathetic. Autonomic plexuses in the thorax, abdomen and pelvis may contain a) sympathetic ganglia. Autonomic ganglia contain _____. pre-ganglionic neuron. an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. Retrieved 2020-01-31. synapses between postganglionic fibers and their effectors Autonomic ganglia contain _____. 4. Autonomic ganglia contain __?__. , Once a preganglionic axon reaches a trunk ganglion, one of three things can happen to the axon. Sensory trigeminal neurons are also involved in. somatic. The dorsal root ganglia (DRG), cranial nerve ganglia, and autonomic ganglia (AG) are the three types of PNS ganglia while the basal ganglia in the brain and retinal ganglion in the retina are the two types of CNS ganglia. It functions without conscious control. A ganglion ( pl. C) adipose tissue. Sympathetic chain, E. Ganglia can be categorized, for the most part, as either sensory ganglia or autonomic ganglia, referring to their primary functions. Autonomic ganglia, once considered mere relay stations for the transfer of information from the CNS to the periphery, contain circuits capable of integrating and modulating neural. The PNS is composed of the groups of neurons (ganglia) and bundles of axons (nerves) that are outside of the brain and spinal cord. Splanchnic nerves contain predominantly visceral efferent fibers and pain conducting. oculomotor. celiac ganglion: one of the collateral ganglia of the sympathetic system that projects to the digestive system central neuron: specifically referring to the cell body of a neuron in the autonomic system that is located in the central nervous system, specifically the lateral horn of the spinal cord or a brain stem nucleus Autonomic ganglia are motor ganglia, containing the cell bodies of motor neurons. All preganglionic neurons use acetylcholine as transmitter in the ganglia. brainstem and spinal cord. The superior cervical ganglion is the most superior ganglion of the sympathetic chain, bilaterally. Autonomic ganglia contain A. b) the balance between sympathetic and parasympathetic activity. In humans, these ganglia are aggregated into a complex network of microganglia called the inferior hypogastric plexus (Baader and Herrmann, 2003). are composed of PNS structures only. 15 Autonomic Nervous System flashcards. C) the cell bodies of motor neurons. , Autonomic ganglia are motor ganglia, containing the cell bodies of motor neurons. T/F: The sympathetic division innervates more organs than the parasympathetic division. Autonomic ganglia are an important site of neural integration and regulation of autonomic reflexes. What info does the dorsal root ganglion contain? afferent info only. Although they are intermingled within these ganglia, the. Autonomic ganglia contain _____. the cell bodies of motor neurons c. , (T/F) Autonomic ganglia are sights of synapse and. Autonomic ganglia contain _____. A) Sympathetic B) Parasympathetic, Active after you have eaten a meal. 35)The craniosacral division is. 3: Autonomic Synapses, Effects and Reflexes Postganglionic axons contain varicosities, swellings containing vesicles of neurotransmitters. These GP, except the ligament of Marshall, are embedded within epicardial fat pads and vary in size, from those that contain just a few neurons. The oculomotor fibers initiate pupillary constriction, whereas the facial and glossopharyngeal fibers both initiate. sympathetic origin is craniosacral, parasympathetic is thoroacolumbar. Autonomic ganglia contain the cell bodies of motor neurons. c. The dorsal root ganglia (DRG), cranial nerve ganglia, and autonomic ganglia (AG) are the three types of PNS ganglia while the basal ganglia in the brain and retinal ganglion in the retina are the two types of CNS ganglia. E. The spinal ganglia or dorsal root ganglia contain the cell bodies of sensory neurons entering the cord at that region. is true of the group of fibers indicated by the letter D?There are three kinds of autonomic ganglia: The sympathetic trunk, or chain, contains sympathetic ganglia called paravertebral ganglia. Autonomic ganglia contain cell bodies of sympathetic or parasympathetic motor neurons, which receive synaptic input from preganglionic autonomic neurons whose cell bodies are located in the CNS. The fourth nerve is given from the fourth ganglion and joins with the lower part of superior hypogastric plexus. An inhaler used to treat airway constriction in asthma or allergy might contain a drug that. A) cardiac muscle. The PNS is composed of the groups of neurons (ganglia) and bundles of axons (nerves) that are outside of the brain and spinal cord. e. False. The cardiac autonomic nervous system (cANS) regulates cardiac adaptation to different demands. J. Visceral organs and structures maintain a base level of function without innervation. These nerves exit through the intervertebral foramen. The nature of these ganglionic neurons i. Axons of ganglionic neurons. the cell bodies of motor neurons D. Autonomic ganglion neurons also contain a variety of neuropeptides. Thus ganglia can be divided into two types. This neuron releases ACh to a second neuron called a ganglionic neuron that is located in ganglia. Cardiovascular effects of the sympathetic division include all but: D. Autonomic ganglia contain _____. Satellite cells are present in the ganglia but are not organized into the distinct capsules seen in the sensory ganglia. [1,2] Notably, the highest density of. B) smooth muscle. The oculomotor fibers initiate pupillary constriction, whereas the facial and glossopharyngeal fibers both initiate salivation. Dorsal roo. , What does a posterior (dorsal) root ganglion contain?Autonomic ganglion. the cell bodies of motor neurons. E) dermatomes. Sympathetic Chain Ganglia o Postganglionic fibers innervating structures in thoracic cavity form bundles Sympathetic nerves 16-2 The Sympathetic Division Sympathetic Chain Ganglia o Each sympathetic chain ganglia contains: 3 cervical ganglia 10–12 thoracic ganglia 4–5 lumbar ganglia 4–5 sacral ganglia In brain and spinal cord: preganglioinic, synapse on ganglionic neurons in peripheral ganglia (autonomic ganglia) 2. synapses between postganglionic fibers. A. - are voluntary. , (T/F) Autonomic ganglia are motor ganglia, containing the cell bodies of motor neurons. The vagus nerve primarily targets autonomic ganglia in the thoracic and upper abdominal cavities. The ultrastructure of the rat cardiac ganglia, in many respects similar to that of other autonomic ganglia, is described by Ellison and Hibbs (1976). Tear production is influenced by parasympathetic fibers in the facial nerve, which activate a ganglion, and ultimately the lacrimal (tear) gland. 2). Three of the cranial nerves also contain autonomic fibers, and a fourth is almost purely a component of the autonomic system. The sympathetic nervous system (SNS), mediated by the sympathetic chain ( trunk) and ganglia, is a major division of the autonomic nervous system. Postganglionic neurons send their axons to smooth muscles and glands. Autonomic ganglia contain autonomic neuron bodies. C) the cell bodies of. A) the cell bodies of motor neurons D) first thoracic B) both somatic afferent and efferent neurons C) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons D) synapses between postganglionic fibers and their effectors. Study with Quizlet and memorize flashcards containing terms like 1) The statement "There is always a synapse in a peripheral ganglion between the CNS and the effector organ" is A) true only for the parasympathetic nervous system. Acetylcholine is the substance released by the axonal endings of the somatic efferent fibers and by the parasympathetic nerve fiber endings. ; postsynaptic neuron: The nerve cell that bears receptors for neurotransmitters released into the synaptic cleft by the presynaptic neuron. ganglia often also damage the autonomic ganglia, so patients with sensory gan-. Autonomic ganglia contain ________. The autonomic nervous system consists of sympathetic and parasympathetic branches. , 2000). a) Explain why A is the correct answer. Ganglia are observed in both somatic and autonomic nervous systems and differ based on their location and the types of neurons they contain. Autonomic ganglia. Cranial nerve ganglia contain the cell bodies of cranial nerve neurons. retinal ganglion cells signal changes in the color of light. Autonomic ganglia contain _____. bipolar cells signal the presence of contrast in a visual scene. Visceral efferent (VE) pathways that innervate smooth muscle, cardiac muscle, and glands involve two neurons and a synapse within an autonomic ganglion. These ganglia contain the cell bodies of sympathetic postganglionic neurons. Autonomic ganglia contain the cell bodies of motor neurons. A) Sympathetic B) Parasympathetic, Collateral ganglia. Autonomic ganglia contain ________. A. It is located behind the eye. Answer: True False. collections of nerve cells called autonomic ganglia. are voluntary. Location of Autonomic Ganglia. The parasympathetic division is responsible to maintain homeostasis when the body is at rest. Sensory ganglia 2. Trevor_Melito3. False, Autonomic ganglia are. ANP IN CLASS QUESTIONS. These GP have been shown to play a significant role in different arrhythmias, including AF. Both sympathetic and parasympathetic nervous systems contain many different subtypes of neurons that. a posterior root ganglion contain sensory neuron cell bodies. both somatic afferent and efferent neurons. Autonomic ganglia contain the cell bodies of motor neurons. A) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons B) synapses between postganglionic fibers and their effectors C) the cell bodies of motor neurons D). Postganglionic sympathetic axons from the cervical and thoracic sympathetic trunk ganglia and preganglionic axons from the vagus nerve from the ____________. Autonomic nAChRs that contain α7 subunitAs mentioned above, the contribution of α7 subunits in chick ciliary ganglion is much higher than that of any other nAChR subunit. The lumbar ganglia have variable anatomical connections with the lumbar spinal nerves and distribute fibers with the lumbar splanchnic nerves to the inferior mesenteric and hypogastric plexuses and the aortic plexus (Fig. A) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons B) both somatic afferent and efferent neurons C) synapses between postganglionic fibers and their effectors D). Autonomic innervation of the heart may be divided into the extrinsic (central) cardiac nervous system and the ICNS. Howe. are composed of PNS structures only. Create flashcards for FREE and quiz yourself with an interactive flipper. A particular autonomic. Thus the following description applies to mammals in general, except where specifically noted. both somatic afferent and efferent neurons b. Petrose ganglia contain VSN that innervate structures of the respiratory system and convey taste information from the posterior third of the tongue. The first neuron is called a preganglionic neuron and resides in the brainstem or lateral horns of the spinal cord. cell bodies of postganglionic neurons that extend to effector and innervates via ACh or NE. t. A ganglion is a collection of neuronal bodies found in the voluntary and autonomic branches of the peripheral nervous system (PNS). a. Contain many ganglionic neurons. Cranial nerve ganglia are made up of cranial nerve neuron bodies. a. Click the card to flip 👆. Sensory ganglia (such as DRG and trigeminal ganglion) have NO synapses within them. Table quiz. Autonomic ganglia: Contain hundreds-thousands of ganglionic neurons. the cell bodies of postganglionic motor fibers. ; preganglionic fiber: In the autonomic nervous system, fibers from the CNS to the ganglion are known. Autonomic ganglia contain many ganglionic neurons that innervate visceral effectors Postganglionic fibers—axons of ganglionic neurons. Both sympathetic and parasympathetic nervous systems contain many different subtypes of neurons that. In the upper medulla, the salivatory nuclei contain neurons with axons that project through the facial and glossopharyngeal nerves to ganglia that control salivary glands. Location of Otic Ganglion. A) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons. See full list on kenhub. The oculomotor, facial, and glossopharyngeal nerves contain fibers that contact autonomic ganglia. In most ganglia there are subsets of neurons with. Find more information about Autonomic Nervous System: Sympathetic nervous system. Other articles where autonomic ganglion is discussed: human nervous system: The autonomic nervous system:. Autonomic ganglia contain _____. d) All of these choices. The cell bodies of motor neurons. Operates largely outside our awareness. Parasympathetic ganglia of the head: The parasympathetic division has craniosacral outflow, meaning that the neurons begin at the cranial nerves (CN3, CN7, CN9, CN10) and the sacral (S2–S4) spinal cord. Nervous system breakdown (diagram) The autonomic nervous system (ANS) is a functional division of the nervous system that controls involuntary actions of muscles, glands and internal organs (e. Ganglion: A ganglion is a peripheral nervous system structure, which contains cell bodies of a group of neurons. , (T/F) Autonomic ganglia are sights of synapse and. In sympathetic neurons the most common of these are neuropeptide Y, somatostatin, vasoactive intestinal peptide, and enkephalin 21; in parasympathetic neurons they are vasoactive intestinal peptide and CGRP (Table 11-1). Human nervous system - Autonomic, Neurotransmitters, Anatomy: The autonomic nervous system is the part of the peripheral nervous system that regulates the basic visceral processes needed for the maintenance of normal bodily functions. The parasympathetic division is responsible to maintain homeostasis when the body is at rest. The other division that arises from the central.