Autonomic Nervous System PDF Exam Questions

The Autonomic Nervous System 14.1 Matching Questions Figure 14.1 Using Figure 14.1, match the following: 1) Myelin sheath. 2) Cell body of ANS preganglionic neuron. 3) Cell body of ANS postganglionic neuron. 4) Cell body of the somatic neuron. Match the following: A) Acetylcholine (ACh) B)...

The Autonomic Nervous System 14.1 Matching Questions Figure 14.1 Using Figure 14.1, match the following: 1) Myelin sheath. 2) Cell body of ANS preganglionic neuron. 3) Cell body of ANS postganglionic neuron. 4) Cell body of the somatic neuron. Match the following: A) Acetylcholine (ACh) B) Norepinephrine (NE) 12) Preganglionic sympathetic. 13) Preganglionic parasympathetic. 14) Postganglionic sympathetic to sweat glands. 15) Postganglionic parasympathetic. 1 Copyright © 2013 Pearson Education, Inc. 16) Most postganglionic sympathetic. 14.2 True/False Questions 5) The autonomic nervous system may cause activation or inhibition, depending on the division that is active and the target that is affected. 8) Thermoregulatory responses to increased heat are mediated by the sympathetic nervous division. 13) The sympathetic and parasympathetic divisions of the ANS have the same effect on most body organ systems. 18) Autonomic ganglia are motor ganglia only. 26) The structures that specifically exhibit vasomotor tone are mostly under sympathetic control. 33) The autonomic and somatic nervous systems are two separate systems that work totally independent of each other. 14.3 Multiple-Choice Questions 1) The secretions of the adrenal medulla act to supplement the effects of ________. A) parasympathetic innervation B) sympathetic stimulation C) vagus nerve activity D) neurosecretory substances 5) Where would you not find a cholinergeric nicotinic receptor? A) all parasympathetic target organs B) all postganglionic neurons C) adrenal medulla hormone producing cells D) skeletal muscle motor end plates 7) Cardiovascular effects of the sympathetic division include all except ________. A) constriction of most blood vessels B) dilation of the vessels serving the skeletal muscles C) increase of heart rate and force D) dilation of the blood vessels serving the skin and digestive viscera 10) Control of temperature, endocrine activity, and thirst are functions associated with the ________. A) medulla B) cerebellum C) hypothalamus D) thalamus 14) Sympathetic responses generally are widespread because ________. A) inactivation of ACh is fairly slow B) NE and epinephrine are secreted into the blood as part of the sympathetic response 2 Copyright © 2013 Pearson Education, Inc. C) preganglionic fibers are short D) preganglionic fibers are long 18) Fibers that enter and leave the sympathetic chain without synapsing form structures called ________. A) white rami communicantes B) gray rami communicantes C) spinal nerves D) splanchnic nerves 25) Erection of the penis or clitoris ________. A) is primarily under sympathetic control B) is primarily under parasympathetic control C) is the result of coordinated activation by both sympathetic and parasympathetic input D) depends very little on autonomic activation 32) Sympathetic division stimulation causes ________. A) decreased blood glucose, increased GI peristalsis, and increased heart rate and blood pressure B) increased blood glucose, increased GI peristalsis, and decreased heart rate and blood pressure C) increased blood glucose, decreased GI peristalsis, and increased heart rate and blood pressure D) decreased blood glucose, increased GI peristalsis, and decreased heart rate and blood pressure 34) The route of major parasympathetic outflow from the head is via the ________. A) sympathetic trunk B) phrenic nerve C) vagus nerve D) sacral nerve 36) Emotions influence autonomic reactions primarily through integration in the ________. A) lateral horn of the spinal cord B) hypothalamus C) lateral geniculate of the thalamus D) inferior colliculus 14.4 Fill-in-the-Blank/Short Answer Questions 1) Alpha and beta receptors are classes of ________ receptors. 4) The two cholinergic receptor types are nicotonic and ________. 7) The parasympathetic division uses only ________ as a neurotransmitter in the ganglionic neurons. 10) How is hypertension (high blood pressure) related to the ANS? 14) Describe four paths a preganglionic sympathetic fiber may take to reach its synapse point with the ganglionic neuron. 16) How are the sympathetic and parasympathetic divisions anatomically different? 3 Copyright © 2013 Pearson Education, Inc.