Nervous System P athways Jeopardy review game

1. Nervous System Pathways Jeopardy review game Needed: 3 or 4 players 1 Scorekeeper 1 watcher

2. Pathways Jeopardy

3. Upper motor neuron cell bodies are located here.

4. Upper motor neuron cell bodies are located here. • Answer: Precentralgyrus,also called primary motor cortex.

5. The effectors of somatic pathways are _________ .

6. The effectors of somatic pathways are _________ . • Answer: Skeletal muscles

7. True or False: Somatic motor fibers are located in spinal nerves and cranial nerves.

8. True or False: Somatic motor fibers are located in spinal nerves and cranial nerves. • Answer: true

9. Which is not a motor pathway? • vestibulospinal • spinothalamic • corticobulbar • corticospinal

10. Which is not a motor pathway? • vestibulospinal • spinothalamic • corticobulbar • corticospinal • Answer: spinothalamic

11. This motor tract is the motor component of a reflex that corrects the position of the head.

12. This motor tract is the motor component of a reflex that corrects the position of the head. • Answer: Vestibulospinal tract

13. This pathway conducts sensations of subconscious proprioception.

14. This pathway conducts sensations of subconscious proprioception. • Answer: Spinocerebellarpathwway

15. The destination of somatic sensory tracts is ________ .

16. The destination of somatic sensory tracts is ________ . • Answer: Postcentralgyrus

17. Third order neuron cell bodies are in the ________ .

18. Third order neuron cell bodies are in the ________ . • Answer: thalamus

19. True or False: Dorsal rami and ventral rami of spinal nerves both conduct somatic sensory impulses.

20. True or False: Dorsal rami and ventral rami of spinal nerves both conduct somatic sensory impulses. • Answer:True

21. Conscious perception of somatic sensory impulses occurs here: _______ .

22. Conscious perception of somatic sensory impulses occurs here: _______ . • Answer: Postcentralgyrus, also called primary sensory cortex

23. Visceral sensory pathways begin in receptors of the ________ .

24. Visceral sensory pathways begin in receptors of the ________ . • Answer: visceral organs / ventral cavity organs

25. The site of integration for visceral sensory pathways is the: __________ .

26. The site of integration for visceral sensory pathways is the: __________ . • Answer: Solitary nucleus

27. True or False: Visceral motor impulses are only conducted to organs in the ventral cavity.

28. True or False: Visceral motor impulses are only conducted to organs in the ventral cavity. • Answer: false, they are also conducted to sweat glands, arrectorpili, adipose tissue, and blood vessels.

29. Visceral motor neuron somas are located here: ____and here: ____ .

30. Visceral motor neuron somas are located here: ____and here: _____ . • Answer: Lateral horn of spinal cord and some cranial nerve nuclei

31. True or False: Referred pain is perceived when a visceral sensory pathway stimulates a spinothalamic pathway.

32. True or False: Referred pain is perceived when a visceral sensory pathway stimulates a spinothalamic pathway. • Answer: True

33. Name the four autonomic effectors.

34. Name the four autonomic effectors. • Answer: Smooth muscle, cardiac muscle, glands, adipose tissue

35. Intramural ganglia are located along some of the pathways of the _______ division of the ANS.

36. Intramural ganglia are located along some of the pathways of the _______ division of the ANS. • Answer: parasympathetic

37. Sympathetic impulses to the body wall and limbs synapse in _________ ganglia.

38. Sympathetic impulses to the body wall and limbs synapse in _________ ganglia. • Answer: sympathetic chain

39. True or false: Autonomic ganglionic fibers always secrete acetylcholine.

40. True or false: Autonomic ganglionic fibers always secrete acetylcholine. • Answer: false, other neurotransmitters include NE and NO

41. Nicotinic Ach receptors are found at excitatory synapses in autonomic ________ .

42. Nicotinic Ach receptors are found at excitatory synapses in autonomic ________ . • Answer: ganglia

43. True or false: Dual innervation means an effector is innervated by both the somatic and autonomic nervous systems.

44. True or false: Dual innervation means an effector is innervated by both the somatic and autonomic nervous systems. • Answer: false, it means the effector is innervated by both ANS divisions. (SYM and PARA)

45. True or False: Sympathetic nerves innervate all sympathetic effectors.

46. True or False: Sympathetic nerves innervate all sympathetic effectors. • Answer: False, they innervate thoracic cavity effectors; splanchnic nerves innervate abdominopelvic viscera, and spinal nerves innervate effectors in the body wall and limbs.

47. True or False: The suprarenal medullae are dually innervated and secrete NE and EPI in response to ANS activity.

48. True or False: The suprarenal medullae are dually innervated and secrete NE and EPI in response to ANS activity. • Answer: False, they are only innervated by the sympathetic division.

49. The amount of COMT and MAO (the enzymes that breakdown NE) are in ____ concentrations in most tissues.

50. The amount of COMT and MAO (the enzymes that breakdown NE) are in ____ concentrations in most tissues. • Answer: low