47. Postganglionic A, sympatheticnerves release acetylcholine B. sensoy C. somat

Question

47. Postganglionic A, sympatheticnerves release acetylcholine B. sensoy C. somatic D. parasympathetic 48 Which division the autonomi such as c nervous system is dominant in normal body functions digestion? 4 parasympathetic B. sympathetic C. all of the above D. none of the above 49 is released by most postganglionic sympathetic nerves. A. Acetylcholine B Epinephrine C. Dopamine D. Norepinephrine 50. Pre- and postganglionic sympathetic nerves release norepinephrine A TRUE B. FALSE 51. Cocaine acts as a sympathomimetic drug because it blocks the reuptake of A. glucose B. insulin C norepinephrine. D. acetylcholine 52. Which organ receives only sympathetic innervation? A. the adrenal medulla B. arrector pili muscles in the skin C. most blood vessels D. All of the choices are correct. division of the 53. Damage to the midbrain would probably have a greater effect on the autonomic nervous system. A. parasympathetic B. sympathetic C. somatic D sensory 54. Thoraco lumbar outflow of the autonomic nervous system refers to A. sympathetic 8. parasympathetic C, somatic motor division D. sensory division

Explanation / Answer

47) Option D is correct. Postganglionic parasympathetic nerves release acetylcholine.

48) Option A is correct. Parasympathetic nervous system is dominant in normal body functions such as digestion.

49) Option D is correct. Norepinephrine is released by most postganglionic sympathetic nerves.

50) Option B is correct. Preganglionic sympathetic nerves release acetycholine while Norepinephrine is released by postganglionic sympathetic nerves.

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