Pharm II Exam 2. ALL ANSWERS 100% CORRECT

Pharm II Exam 2. ALL ANSWERS 100% CORRECT Chapter 29 1.When describing the functions of the ANS, which would the instructor include? a. Maintenance of balance and posture b. Maintenance of the special senses c. Regulation of integrated internal body functions d. Coordination of peripheral and central nerve pathways 2.The ANS differs from other systems in the CNS in that it a. uses only peripheral pathways. b. affects organs and muscles via a two-neuron system. c. uses a unique one-neuron system. d. bypasses the CNS in all of its actions. 3.If you suspect that a person is very stressed and is experiencing a sympathetic stress reaction, you would expect to find a. increased bowel sounds and urinary output. b. constricted pupils and warm, flushed skin. c. slow heart rate and decreased systolic blood pressure. d. dilated pupils and elevated systolic blood pressure. 4.The nurse determines that the beta2-receptors in the SNS have been stimulated by which finding? a. Increased heart rate b. Increased myocardial contraction c. Bronchial dilation d. Uterine contraction 5.Once a postganglionic receptor site has been stimulated, the neurotransmitter must be broken down immediately. The sympathetic system breaks down postganglionic neurotransmitters by using a. liver enzymes and acetylcholinesterase. b. acetylcholinesterase and MAO. c. COMT and liver enzymes. d. MAO and COMT. 6.The parasympathetic nervous system, in most situations, opposes the actions of the SNS, allowing the ANS to a. generally have no effect. b. maintain a fine control over internal homeostasis. c. promote digestion. d. respond to stress most effectively.7.Cholinergic neurons, those using ACh as their neurotransmitter, would be least likely to be found in a. motor nerves on skeletal muscles. b. preganglionic nerves in the sympathetic and parasympathetic systems. c. postganglionic nerves in the parasympathetic system. d. the adrenal medulla. 8.Stimulation of the parasympathetic nervous system would cause a. slower heart rate and increased GI secretions. b. faster heart rate and urinary retention. c. vasoconstriction and bronchial dilation. d. pupil dilation and muscle paralysis. 1.The SNS a. is called the thoracolumbar system. b. is called the fight-or-flight system. c. is called the craniosacral system. d. uses ACh as its sole neurotransmitter. e. uses epinephrine as its sole neurotransmitter. f. is active during a stress reaction. 2.The sympathetic system uses catecholamines at the postganglionic receptors. Which are considered catecholamines? a. Dopamine b. Norepinephrine c. ACh d. Epinephrine e. MAO f. Serotonin Chapter 30 1.The instructor determines that teaching about adrenergic drugs has been successful when the class identifies the drugs as also being called a. sympatholytic agents. b. cholinergic agents. c. sympathomimetic agents. d. anticholinergic agents. 2.The adrenergic agent of choice for treating the signs and symptoms of allergic rhinitis is a. norepinephrine. b. phenylephrine. c. dobutamine. d. dopamine