Which of the following sympathetic efferent pathways does not involve a ganglionic synapse?а.Sweat gland secretionO b. Sympathetic innervation of the heartc. Sympathetic innervation of the intestinesd. Splanchnic nerve output to the suprarenal medullae. Splanchnic nerve output to the kidneyO f. Sympathetic relaxation of the urinary bladder musculature and sphincter constrictiong. None of the above, all sympathetic efferent pathways involve a ganglionic synapse.Check

Neuronal cell bodies of CNS of sympathetic innervation are located in intermediolateral horn in…

Answered: Which of the following sympathetic…

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter7: The Peripheral Nervous System: Efferent Division

Section: Chapter Questions

Problem 3RE

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Among the followings which does not indicate the stimulation of parasympathetic system? A. Contriction of skeletal muscle blood and vasodilation of renla blood B. Excitation of the blood flow to the kidneys and smooth muscles of Gl tract C. Inhibition of heart rate and amooth muscles of the urinary bladder Excitation of the smooth muscles of the urinary bladder and Gl tract
Which of the following responses are regulated by the parasympathetic nervous system? (Select all that apply). Reducing heart rate Dilation of the bronchioles O Increasing digestive enzyme release O Pupil constriction Penile erection O Dilation of coronary blood vessels
Sympathetic nerve stimulation does not causea. the liver to release glycogen.b. the dilation of bronchioles.c. the gastrointestinal tract to digest food.d. an increase in the heart rate.
Which of these physiological changes would not beconsidered part of the sympathetic fight-or-flight response?a. increased heart rateb. increased sweatingc. dilated pupilsd. increased stomach motility
Which of the following conduct sensory impulses to theCNS from receptors in muscle or skin?a. general somatic efferent fibersb. general somatic afferent fibersc. general visceral afferent fibersd. general visceral efferent fibers
Motor neurons of the Enteric nervous system monitor: Select one: a. The blood pressure O b. The secretion of gastric cells c. The heart rate O d. The contraction of the abdominal skeletal muscles Which one of the following is made up of primarily fibers producing epinephrine? Select one: O a. Preganglionic neurons of the sympathetic.divisslon Ob. Postganglionic neurons of the sympatheric divsion c Postganglionic neurons of the parasympatheticdvision. Od. All motor fibers of the somatic motor systen Most oreganglionic fibers in the sympathetic nervous system synaose with Select one parasympathetic neurons arleast 20 postganglionic neurons Eanglionic neurdne
Which is true? Nerves to the skeletal muscle are derived from A. Somatic division of nervous system B. Autonomic Nervous System C. Sympathetic division of ANSD. Afferent division of ANSE. All of these are correct.
A person who experienced paralysis occasionally was examined and found to have very lowlevels of potassium in the blood and other tissues. The paralysis likely resulted because of the inabilityofA. capillaries to provide adequate blood flowB. axon terminals to break down acetylcholineC. neurons to repolarize during the refractory periodD. neurons to remove acetylcholine from the synapse
Which of the following is true of a reflex arc? A. It may be comprisef of only an afferent and efferent neuron B. It may involve the brain and the spinal cord C. It may involve an interneuron D. All of the above
Which of the following statements regarding autonomic nervous system function is false? autonomic efferent axons may be found in both cranial and spinal nerves autonomic efferent pathways are usually two neuron pathways preganglionic and postganglionic autonomic efferent neurons synapse in autonomic ganglia O cranial nerves III, VII, IX, and X carry preganglionic parasympathetic axons O none of the above are false (all are true)
Splanchnic nervesa. are part of the parasympathetic division.b. have preganglionic neurons that synapse in the collateral ganglia.c. exit from the cervical region of the spinal cord.d. travel from the spinal cord to the sympathetic chain ganglia.e. All of these are correct.
All the following regarding sympathetic nervous system are true except: * It is involved in stress & emergency conditions. It has a vasodilatory effect on skeletal muscle blood vessels during rest. All its preganglionic fibres are cholinergic. Its stimulation increases the cardiac properties. E O Its stimulation causes urine retention.

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