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Chapter 17 – The Nervous System: Autonomic Division

Chapter 17 – The Nervous System: Autonomic Division. Integration and Control of Autonomic Functions. Relationships between the ANS Divisions. Comparison of the SNS and the ANS. The Sympathetic Division. The Parasympathetic Division. $100. $100. $100. $ 100. $100. $200. $200. $200.

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Chapter 17 – The Nervous System: Autonomic Division

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  1. Chapter 17 – The Nervous System: Autonomic Division Integration and Control of Autonomic Functions Relationships between the ANS Divisions Comparison of the SNS and the ANS The Sympathetic Division The Parasympathetic Division $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 FINAL ROUND

  2. Topic 1:$100 Question • Which of the following systems have both afferent and efferent neurons? • a. the autonomic nervous system (ANS) only • b. the somatic nervous system (SNS) only • c. both the ANS and SNS • d. neither the ANS or the SNS ANSWER BACK TO GAME

  3. Topic 1:$100 Answer • Which of the following systems have both afferent and efferent neurons? • a. the autonomic nervous system (ANS) only • b. the somatic nervous system (SNS) only • c. both the ANS and SNS • d. neither the ANS or the SNS BACK TO GAME

  4. Topic 1:$200 Question • The enteric nervous system is a sub-element of which of the following? • a. the autonomic nervous system • b. the sympathetic division • c. the parasympathetic division • d. the somatic nervous system BACK TO GAME ANSWER

  5. Topic 1:$200 Answer • The enteric nervous system is a sub-element of which of the following? • a. the autonomic nervous system • b. the sympathetic division • c. the parasympathetic division • d. the somatic nervous system BACK TO GAME

  6. Topic 1:$300 Question • Regarding the ANS, which of the following statements is correct? • a. The efferent pathways originate in visceral receptors, and the afferent pathways connect to visceral effector organs. • b. The efferent pathways originate in visceral effectors, and the afferent pathways connect to visceral receptors. • c. The afferent pathways originate in visceral receptors, and the efferent pathways connect to visceral effector organs. • d. The efferent pathways originate in somatic receptors, and the afferent pathways connect to visceral effector organs. BACK TO GAME ANSWER

  7. Topic 1:$300 Answer • Regarding the ANS, which of the following statements is correct? • a. The efferent pathways originate in visceral receptors, and the afferent pathways connect to visceral effector organs. • b. The efferent pathways originate in visceral effectors, and the afferent pathways connect to visceral receptors. • c. The afferent pathways originate in visceral receptors, and the efferent pathways connect to visceral effector organs. • d. The efferent pathways originate in somatic receptors, and the afferent pathways connect to visceral effector organs. BACK TO GAME

  8. Topic 1:$400 Question • Regarding neurons in the ANS, which of the following statements is false? • a. In the ANS, the axons of a visceral motor neuron in the CNS innervates a second neuron located in a peripheral ganglion. • b. Visceral motor neurons in the CNS, known as postganglionic neurons, send their axons, known as postganglionic fibers, to synapse on ganglionic neurons. • c. The cell bodies of ganglionic neurons are located in autonomic ganglia outside the CNS. • d. None of the above is false. BACK TO GAME ANSWER

  9. Topic 1:$400 Answer • Regarding neurons in the ANS, which of the following statements is false? • a. In the ANS, the axons of a visceral motor neuron in the CNS innervates a second neuron located in a peripheral ganglion. • b. Visceral motor neurons in the CNS, known as postganglionic neurons, send their axons, known as postganglionic fibers, to synapse on ganglionic neurons. • c. The cell bodies of ganglionic neurons are located in autonomic ganglia outside the CNS. • d. None of the above is false. BACK TO GAME

  10. Topic 1:$500 Question • Which of the following do/does not correctly describe the innervation patterns in the ANS? • a. All postganglionic autonomic fibers release acetylcholine (ACh) at their synaptic terminals. • b. Pre-ganglionic parasympathetic fibers release acetylcholine (ACh), which may be either stimulatory or inhibitory. • c. Both statements are incorrect. • d. Neither statement is incorrect. ANSWER BACK TO GAME

  11. Topic 1:$500 Answer • Which of the following do/does not correctly describe the innervation patterns in the ANS? • a. All postganglionic autonomic fibers release acetylcholine (ACh) at their synaptic terminals. • b. Pre-ganglionic parasympathetic fibers release acetylcholine (ACh), which may be either stimulatory or inhibitory. • c. Both statements are incorrect. • d. Neither statement is incorrect. BACK TO GAME

  12. Topic 2:$100 Question • Preganglionic sympathetic neurons are limited to spinal segments: • a. T1-T7 • b. T1-L2 • c. T7-L2 • d. T7-L5 ANSWER BACK TO GAME

  13. Topic 2:$100 Answer • Preganglionic sympathetic neurons are limited to spinal segments: • a. T1-T7 • b. T1-L2 • c. T7-L2 • d. T7-L5 BACK TO GAME

  14. Topic 2:$200 Question • Which of the following accurately describes collateral ganglia? • a. They lie lateral to the vertebral column. • b. They contain neurons that innervate effectors in the body wall and thoracic cavity. • c. They are paired structures that lie anterior to the vertebral column. • d. They innervate effectors in the abdominopelvic cavity. ANSWER BACK TO GAME

  15. Topic 2:$200 Answer • Which of the following accurately describes collateral ganglia? • a. They lie lateral to the vertebral column. • b. They contain neurons that innervate effectors in the body wall and thoracic cavity. • c. They are paired structures that lie anterior to the vertebral column. • d. They innervate effectors in the abdominopelvic cavity. BACK TO GAME

  16. Topic 2:$300 Question • Which of the following is not an effect of sympathetic stimulation? • a. temporary hypersensitivity to painful stimuli • b. stimulation of the extrapyramidal system, possibly resulting in shivering • c. a feeling of energy and euphoria • d. None of above. ANSWER BACK TO GAME

  17. Topic 2:$300 Answer • Which of the following is not an effect of sympathetic stimulation? • a. temporary hypersensitivity to painful stimuli • b. stimulation of the extrapyramidal system, possibly resulting in shivering • c. a feeling of energy and euphoria • d. None of above. BACK TO GAME

  18. Topic 2:$400 Question • Which of the following statements regarding the sympathetic division of the ANS is/are true? • a. Preganglionic fibers are long, and postganglionic fibers are short. • b. The sympathetic division shows extensive divergence. • c. All preganglionic neurons release epinephrine at their synapses with ganglionic neurons. • d. a and b ANSWER BACK TO GAME

  19. Topic 2:$400 Answer • Which of the following statements regarding the sympathetic division of the ANS is/are true? • a. Preganglionic fibers are long, and postganglionic fibers are short. • b. The sympathetic division shows extensive divergence. • c. All preganglionic neurons release epinephrine at their synapses with ganglionic neurons. • d. a and b BACK TO GAME

  20. Topic 2:$500 Question • Which of the following statements regarding sympathetic receptors sensitive to epinephrine and norepinephrine is/are false? • a. Epinephrine stimulates both classes of receptors, while norepinephrine primarily stimulates alpha receptors. • b. Alpha receptors are found on the surface of smooth muscle cells. • c. Alpha receptors are found in many organs, including skeletal muscles, the heart, and the liver. • d. b and c ANSWER BACK TO GAME

  21. Topic 2:$500 Answer • Which of the following statements regarding sympathetic receptors sensitive to epinephrine and norepinephrine is/are false? • a. Epinephrine stimulates both classes of receptors, while norepinephrine primarily stimulates alpha receptors. • b. Alpha receptors are found on the surface of smooth muscle cells. • c. Alpha receptors are found in many organs, including skeletal muscles, the heart, and the liver. • d. b and c BACK TO GAME

  22. Topic 3:$100 Question • Which pairing of parasympathetic ganglia and target organs is correct? • a. otic ganglion; parotid salivary glands • b. N X intramural ganglia; visceral organs in inferior portion of abdominopelvic cavity • c. pelvic nerves intramural ganglia; visceral organs in most of abdominal cavity • d. pterygopalatine ganglia; sweat glands BACK TO GAME ANSWER

  23. Topic 3:$100 Answer • Which pairing of parasympathetic ganglia and target organs is correct? • a. otic ganglion; parotid salivary glands • b. N X intramural ganglia; visceral organs in inferior portion of abdominopelvic cavity • c. pelvic nerves intramural ganglia; visceral organs in most of abdominal cavity • d. pterygopalatine ganglia; sweat glands BACK TO GAME

  24. Topic 3:$200 Question • Which of the following correctly describes parasympathetic preganglionic structures? • a. Some of their cell bodies form autonomic nuclei in spinal segments S2-S4. • b. In the brain, the mesencephalon, pons and medulla oblongata contain preganglionic parasympathetic cell bodies that form autonomic nuclei associated with N III, VIII, IX, and X. • c. The preganglionic fibers, from the brain stem region, synapse in the ciliary, pterygopalatine, submaxillary, and otic ganglia. • d. All of the above are correct. ANSWER BACK TO GAME

  25. Topic 3:$200 Answer • Which of the following correctly describes parasympathetic preganglionic structures? • a. Some of their cell bodies form autonomic nuclei in spinal segments S2-S4. • b. In the brain, the mesencephalon, pons and medulla oblongata contain preganglionic parasympathetic cell bodies that form autonomic nuclei associated with N III, VIII, IX, and X. • c. The preganglionic fibers, from the brain stem region, synapse in the ciliary, pterygopalatine, submaxillary, and otic ganglia. • d. All of the above are correct. BACK TO GAME

  26. Topic 3:$300 Question • Nicotinic receptors are/do not: • a. found on the surfaces of all ganglionic neurons of the parasympathetic and sympathetic divisions. • b. found at neuromuscular synapses of the somatic nervous system. • c. when stimulated, produce longer-lasting effects than does stimulation of muscarinic receptors. • d. All of the above are true. ANSWER BACK TO GAME

  27. Topic 3:$300 Answer • Nicotinic receptors are/do not: • a. found on the surfaces of all ganglionic neurons of the parasympathetic and sympathetic divisions. • b. found at neuromuscular synapses of the somatic nervous system. • c. when stimulated, produce longer-lasting effects than does stimulation of muscarinic receptors. • d. All of the above are true. BACK TO GAME

  28. Topic 3:$400 Question • Which of the following is not a function of the parasympathetic division of the ANS? • a. secretion of hormones that promote nutrient absorption by peripheral cells • b. dilation of the pupils • c. reduction in heart rate and force of contraction • d. sexual arousal and stimulation of sexual glands in both sexes BACK TO GAME ANSWER

  29. Topic 3:$400 Answer • Which of the following is not a function of the parasympathetic division of the ANS? • a. secretion of hormones that promote nutrient absorption by peripheral cells • b. dilation of the pupils • c. reduction in heart rate and force of contraction • d. sexual arousal and stimulation of sexual glands in both sexes BACK TO GAME

  30. Topic 3:$500 Question • Preganglionic axons of N X (vagus nerve) synapse to which ganglionic neuron(s) of the parasympathetic division of the ANS? • a. otic ganglion • b. ciliary ganglion • c. pterygopalatine and submandibular ganglia • d. intramural ganglia ANSWER BACK TO GAME

  31. Topic 3:$500 Answer • Preganglionic axons of N X (vagus nerve) synapse to which ganglionic neuron(s) of the parasympathetic division of the ANS? • a. otic ganglion • b. ciliary ganglion • c. pterygopalatine and submandibular ganglia • d. intramural ganglia BACK TO GAME

  32. Topic 4:$100 Question • Dual innervation is most prominent in the: • a. lungs. • b. digestive tract. • c. heart. • d. All of the above. ANSWER BACK TO GAME

  33. Topic 4:$100 Answer • Dual innervation is most prominent in the: • a. lungs. • b. digestive tract. • c. heart. • d. All of the above. BACK TO GAME

  34. Topic 4:$200 Question • In both divisions of the ANS, their ____ release ____. • a. preganglionic fibers, ACh • b. postganglionic fibers, ACh • c. preganglionic fibers, NE • d. postganglionic fibers, NE ANSWER BACK TO GAME

  35. Topic 4:$200 Answer • In both divisions of the ANS, their ____ release ____. • a. preganglionic fibers, ACh • b. postganglionic fibers, ACh • c. preganglionic fibers, NE • d. postganglionic fibers, NE BACK TO GAME

  36. Topic 4:$300 Question • Which of the following statements is incorrect? • a. The sympathetic division has widespread impact, reaching visceral organs as well as tissues throughout the body. • b. The parasympathetic division modifies the activity of structures innervated by specific cranial nerves. • c. The sympathetic and parasympathetic divisions modify the activity of structures innervated by pelvic nerves. • d. None of the above is incorrect. ANSWER BACK TO GAME

  37. Topic 4:$300 Answer • Which of the following statements is incorrect? • a. The sympathetic division has widespread impact, reaching visceral organs as well as tissues throughout the body. • b. The parasympathetic division modifies the activity of structures innervated by specific cranial nerves. • c. The sympathetic and parasympathetic divisions modify the activity of structures innervated by pelvic nerves. • d. None of the above is incorrect. BACK TO GAME

  38. Topic 4:$400 Question • Sympathetic innervation reaches the same peripheral destinations as parasympathetic fibers by traveling directly from which ganglia of the sympathetic chain? • a. superior cervical ganglia • b. ciliary ganglia • c. inferior mesenteric ganglia • d. pterygopalatine ganglia ANSWER BACK TO GAME

  39. Topic 4:$400 Answer • Sympathetic innervation reaches the same peripheral destinations as parasympathetic fibers by traveling directly from which ganglia of the sympathetic chain? • a. superior cervical ganglia • b. ciliary ganglia • c. inferior mesenteric ganglia • d. pterygopalatine ganglia BACK TO GAME

  40. Topic 4:$500 Question • The hypogastric plexus does not contain which of the following? • a. the parasympathetic outflow of the pelvic nerves • b. sympathetic postganglionic fibers from the inferior mesenteric ganglion • c. sacral splanchnic nerves from the parasympathetic chain • d. b and c ANSWER BACK TO GAME

  41. Topic 4:$500 Answer • The hypogastric plexus does not contain which of the following? • a. the parasympathetic outflow of the pelvic nerves • b. sympathetic postganglionic fibers from the inferior mesenteric ganglion • c. sacral splanchnic nerves from the parasympathetic chain • d. b and c BACK TO GAME

  42. Topic 5:$100 Question • The ____ division participates in reflexes that affect individual organs and systems, reflecting its relatively ____ pattern of innervation. • a. parasympathetic, divergent • b. sympathetic, divergent • c. parasympathetic, restricted • d. sympathetic, restricted ANSWER BACK TO GAME

  43. Topic 5:$100 Answer • The ____ division participates in reflexes that affect individual organs and systems, reflecting its relatively ____ pattern of innervation. • a. parasympathetic, divergent • b. sympathetic, divergent • c. parasympathetic, restricted • d. sympathetic, restricted BACK TO GAME

  44. Topic 5:$200 Question • Regarding visceral reflexes, which of the following is/are incorrect? • a. The visceral reflex arc consists of a receptor, a sensory nerve, a processing center, and two visceral motor neurons. • b. Cell bodies of visceral motor neurons that participate in visceral reflexes are located in the spinal cord and upper brain stem. • c. All visceral reflexes are polysynaptic. • d. Visceral reflexes provide automatic motor responses that can be modified, facilitated, or inhibited by higher centers, especially those of the hypothalamus. BACK TO GAME ANSWER

  45. Topic 5:$200 Answer • Regarding visceral reflexes, which of the following is/are incorrect? • a. The visceral reflex arc consists of a receptor, a sensory nerve, a processing center, and two visceral motor neurons. • b. Cell bodies of visceral motor neurons that participate in visceral reflexes are located in the spinal cord and upper brain stem. • c. All visceral reflexes are polysynaptic. • d. Visceral reflexes provide automatic motor responses that can be modified, facilitated, or inhibited by higher centers, especially those of the hypothalamus. BACK TO GAME

  46. Topic 5:$300 Question • Which of the following is a sympathetic reflex? • a. vasomotor reflex • b. swallowing reflex • c. sexual arousal • d. direct light and consensual light reflexes BACK TO GAME ANSWER

  47. Topic 5:$300 Answer • Which of the following is a sympathetic reflex? • a. vasomotor reflex • b. swallowing reflex • c. sexual arousal • d. direct light and consensual light reflexes BACK TO GAME

  48. Topic 5:$400 Question • Which of the following is the “sympathetic and parasympathetic headquarters”? • a. thalamus • b. hypothalamus • c. medulla oblongata • d. pons ANSWER BACK TO GAME

  49. Topic 5:$400 Answer • Which of the following is the “sympathetic and parasympathetic headquarters”? • a. thalamus • b. hypothalamus • c. medulla oblongata • d. pons BACK TO GAME

  50. Topic 5:$500 Question • A sudden decline in blood pressure in the carotid artery is the stimulus for which reflex? • a. vasomotor reflex • b. baroreceptor reflex • c. pupillary reflex • d. cardioacceleratory reflex ANSWER BACK TO GAME

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