I want answer 38. What is the function of the somatic nervous system a. To stimu

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38. What is the function of the somatic nervous system a. To stimulate skeletal muscles b. To stimulate glandular functions c. To signal pain and heat d. To stimulate involuntary muscles 39. Increased sympathetic stimulation a. Decreases heart rate. b. Increases gastric motility. c. Constricts bronchioles and increases mucus secretion. d. causes the pupils to dilate. 40. Parasympathetic preganglionic neurons release the neurotransmitter sympathetic preganglionic neurons release the neurotransmitter a. epinephrine : norepinephrine b. acetylcholine norepinephrine c. norepinephrine : acetylcholine d. acetylcholine acetylcholine e. norepinephrine : norepinephrine 41. Parasympathetic postganglionic neurons release the neurotransmittersympathe postganglionic neurons generally release the neurotransmitter a. norepinephrine : norepinephrine b. epinephrine: norepinephrine c. acetylcholine: norepinephrine d. norepinephrine : acetylcholine e. acetylcholine : acetylcholine 42. People who have done a lot of endurance training can have a resting heart rate of S0 minute compared to the normal resting heart rate of 70-80 beats per minute. This de heart rate in trained individuals is the partly result of parasympathetic activity becoming more active and sympathetic activity b active at rest. sympathetic activity becoming more active and parasympathetic activity active at rest. increases in both sympathetic and parasympathetic activity. decreases in both sympathetic and parasympathetic activity. a. b. c. d. 43. The insertion is the end of the skeletal muscle that attaches to the a. more stationary bone. b. more mobile bone. c. tendon.

Explanation / Answer

Ans.38 A

Ans .39 D

Ans. 40 D

Ans.41 C in parasympathetic cholingergic neuron so acetylcholine ,in sympathetic neurons are adrengic so epinephrine or norepinephrine.

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