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Spinal Cord and Spinal Nerves

Spinal Cord and Spinal Nerves. Upper Body Plexuses . Nerve Anatomy . Lower Body Plexuses . Spinal Cord Anatomy . Reflexes . $100. $100. $100. $ 100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500.

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Spinal Cord and Spinal Nerves

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  1. Spinal Cord and Spinal Nerves Upper Body Plexuses Nerve Anatomy Lower Body Plexuses Spinal Cord Anatomy Reflexes $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. Spinal Cord Anatomy: $100 Question • The following statement about spinal nerves is true: • a. contain sensory axons • b. contain motor axons • c. are formed from the convergence of dorsal and ventral roots • d. exit the vertebral column via intervertebral foramina • e. all of the above ANSWER BACK TO GAME

  3. Spinal Cord Anatomy: $100 Answer • The following statement about spinal nerves is true: • a. contain sensory axons • b. contain motor axons • c. are formed from the convergence of dorsal and ventral roots • d. exit the vertebral column via intervertebral foramina • e. all of the above BACK TO GAME

  4. Spinal Cord Anatomy: $200 Question • The anterior (ventral) gray horn of the spinal cord contains the cell bodies of this: • a. motor neurons to skeletal muscle • b. sensory neurons • c. association neurons • d. motor neurons to the ANS • e. the posterior funiculus ANSWER BACK TO GAME

  5. Spinal Cord Anatomy: $200 Answer • The anterior (ventral) gray horn of the spinal cord contains the cell bodies of this: • a. motor neurons to skeletal muscle • b. sensory neurons • c. association neurons • d. motor neurons to the ANS • e. the posterior funiculus BACK TO GAME

  6. Spinal Cord Anatomy: $300 Question • The spinal cord is anchored within the vertebral canal by this structure: • a. conus medullaris • b. cauda equina • c. filum terminale • d. coccyx ANSWER BACK TO GAME

  7. Spinal Cord Anatomy: $300 Answer • The spinal cord is anchored within the vertebral canal by this structure: • a. conus medullaris • b. cauda equina • c. filum terminale • d. coccyx BACK TO GAME

  8. Spinal Cord Anatomy: $400 Question • Anesthetics are injected into this area, which contains blood vessels, loose connective tissue and fat: • a. epidural space • b. subdural space • c. subarachnoid space • d. cerebrospinal fluid ANSWER BACK TO GAME

  9. Spinal Cord Anatomy: $400 Answer • Anesthetics are injected into this area, which contains blood vessels, loose connective tissue and fat: • a. epidural space • b. subdural space • c. subarachnoid space • d. cerebrospinal fluid BACK TO GAME

  10. Spinal Cord Anatomy: $500 Question • These statements explain the presence of enlargements found in the cervical and lumbosacral (lumbar) region of the spinal cord except: • a. large number of motor fibers exit to the limbs • b. large number of sensory fibers enter from the limbs • c. thicker dura mater • d. large number of cell bodies ANSWER BACK TO GAME

  11. Spinal Cord Anatomy: $500 Answer • These statements explain the presence of enlargements found in the cervical and lumbosacral (lumbar) region of the spinal cord except: • a. large number of motor fibers exit to the limbs • b. large number of sensory fibers enter from the limbs • c. thicker dura mater • d. large number of cell bodies BACK TO GAME

  12. Reflexes: $100 Question • Given these components of a reflex: 1. association neuron2. skeletal muscle3. afferent neuron4. efferent neuron5. sensory receptor • Choose the sequence below that best represents the order followed in a reflex, from stimulus to response. • a. 5, 4, 3, 2, 1 c. 5, 4, 3, 1, 2 • b. 5, 3, 2, 4, 1 d. 5, 3, 1, 4, 2 ANSWER BACK TO GAME

  13. Reflexes: $100 Answer • Given these components of a reflex: 1. association neuron2. skeletal muscle3. afferent neuron4. efferent neuron5. sensory receptor • Choose the sequence below that best represents the order followed in a reflex, from stimulus to response. • a. 5, 4, 3, 2, 1 c. 5, 4, 3, 1, 2 • b. 5, 3, 2, 4, 1 d. 5, 3, 1, 4, 2 BACK TO GAME

  14. Reflexes: $200 Question • A polysynaptic reflex involve a pathway in which sensory neurons synapse directly with motor neurons. • True/False ANSWER BACK TO GAME

  15. Reflexes: $200 Answer • A polysynaptic reflex involve a pathway in which sensory neurons synapse directly with motor neurons. • True/False BACK TO GAME

  16. Reflexes: $300 Question • A knee-jerk reflex is an example of this: • a. crossed extensor reflex • b. withdrawal reflex • c. Golgi tendon reflex • d. stretch reflex ANSWER BACK TO GAME

  17. Reflexes: $300 Answer • A knee-jerk reflex is an example of this: • a. crossed extensor reflex • b. withdrawal reflex • c. Golgi tendon reflex • d. stretch reflex BACK TO GAME

  18. Reflexes: $400 Question • These are responsible for regulating the sensitivity of the muscle spindle: • a. alpha motor neurons • b. sensory neurons • c. gamma motor neurons • d. Golgi tendon organs • e. inhibitory interneurons ANSWER BACK TO GAME

  19. Reflexes: $400 Answer • These are responsible for regulating the sensitivity of the muscle spindle: • a. alpha motor neurons • b. sensory neurons • c. gamma motor neurons • d. Golgi tendon organs • e. inhibitory interneurons BACK TO GAME

  20. Reflexes: $500 Question • Excitatory interneurons are involved in this spinal reflex: • a. Golgi tendon reflex • b. knee jerk reflex • c. stretch reflex • d. withdrawal reflex ANSWER BACK TO GAME

  21. Reflexes: $500 Answer • Excitatory interneurons are involved in this spinal reflex: • a. Golgi tendon reflex • b. knee jerk reflex • c. stretch reflex • d. withdrawal reflex BACK TO GAME

  22. Nerve Anatomy: $100 Question • There are this many spinal nerves that exit the spinal cord in the cervical region: • a. 6 • b. 7 • c. 8 • d. 12 ANSWER BACK TO GAME

  23. Nerve Anatomy: $100 Answer • There are this many spinal nerves that exit the spinal cord in the cervical region: • a. 6 • b. 7 • c. 8 • d. 12 BACK TO GAME

  24. Nerve Anatomy: $200 Question • The dorsal (posterior) rami innervate: • a. the deep muscles of the back • b. connective tissue and skin of the back • c. intercostal muscles • d. a and b • e. all of these ANSWER BACK TO GAME

  25. Nerve Anatomy: $200 Answer • The dorsal (posterior) rami innervate: • a. the deep muscles of the back • b. connective tissue and skin of the back • c. intercostal muscles • d. a and b • e. all of these BACK TO GAME

  26. Nerve Anatomy: $300 Question • Each axon and its myelin sheath are surrounded by a delicate connective tissue layer called this: • a. epineurium • b. perineurium • c. endoneurium ANSWER BACK TO GAME

  27. Nerve Anatomy: $300 Answer • Each axon and its myelin sheath are surrounded by a delicate connective tissue layer called this: • a. epineurium • b. perineurium • c. endoneurium BACK TO GAME

  28. Nerve Anatomy: $400 Question • Damage to the ventral ramus of a spinal nerve results in this: • a. loss of sensation • b. loss of motor function • c. both a and b ANSWER BACK TO GAME

  29. Nerve Anatomy: $400 Answer • Damage to the ventral ramus of a spinal nerve results in this: • a. loss of sensation • b. loss of motor function • c. both a and b BACK TO GAME

  30. Nerve Anatomy: $500 Question • A patient who suffered whiplash in a car wreck has developed numbness in the left arm, forearm and hand. This is the most probable site of nerve damage: • a. C3, C4, C5 • b. C5-T1 • c. T1-T12 • d. C1-T1 ANSWER BACK TO GAME

  31. Nerve Anatomy: $500 Answer • A patient who suffered whiplash in a car wreck has developed numbness in the left arm, forearm and hand. This is the most probable site of nerve damage: • a. C3, C4, C5 • b. C5-T1 • c. T1-T12 • d. C1-T1 BACK TO GAME

  32. Upper Body Plexuses:$100 Question • The cervical plexus originates from these spinal nerves: • a. C1-C2 • b. C1-C4 • c. C1-C5 • d. C5-T1 ANSWER BACK TO GAME

  33. Upper Body Plexuses:$100 Answer • The cervical plexus originates from these spinal nerves: • a. C1-C2 • b. C1-C4 • c. C1-C5 • d. C5-T1 BACK TO GAME

  34. Upper Body Plexuses: $200 Question • This nerve arises from the cervical plexus: • a. median • b. musculocutaneous • c. phrenic • d. obturator • e. ulnar ANSWER BACK TO GAME

  35. Upper Body Plexuses: $200 Answer • This nerve arises from the cervical plexus: • a. median • b. musculocutaneous • c. phrenic • d. obturator • e. ulnar BACK TO GAME

  36. Upper Body Plexuses: $300 Question • Loss of ability to extend the arm, forearm, and hand indicates damage to this nerve: • a. axillary nerve • b. median nerve • c. musculocutaneous nerve • d. radial nerve • e. ulnar nerve ANSWER BACK TO GAME

  37. Upper Body Plexuses: $300 Answer • Loss of ability to extend the arm, forearm, and hand indicates damage to this nerve: • a. axillary nerve • b. median nerve • c. musculocutaneous nerve • d. radial nerve • e. ulnar nerve BACK TO GAME

  38. Upper Body Plexuses: $400 Question • This nerve innervates the deltoid muscle and provides sensory input from the shoulder: • a. axillary nerve • b. median nerve • c. musculocutaneous nerve • d. radial nerve • e. ulnar nerve ANSWER BACK TO GAME

  39. Upper Body Plexuses: $400 Answer • This nerve innervates the deltoid muscle and provides sensory input from the shoulder: • a. axillary nerve • b. median nerve • c. musculocutaneous nerve • d. radial nerve • e. ulnar nerve BACK TO GAME

  40. Upper Body Plexuses:$500 Question • As a result of repetitive movements, inflammation within the carpal tunnel compresses this nerve which results in numbness, tingling, and pain in the fingers: • a. ulnar • b. radial • c. median • d. axillary ANSWER BACK TO GAME

  41. Upper Body Plexuses:$500 Answer • As a result of repetitive movements, inflammation within the carpal tunnel compresses this nerve which results in numbness, tingling, and pain in the fingers: • a. ulnar • b. radial • c. median • d. axillary BACK TO GAME

  42. Lower Body Plexuses:$100 Question • The plexus that originates from spinal nerves L1-L4 is this: • a. cervical plexus • b. brachial plexus • c. lumbar plexus • d. sacral plexus • e. coccygeal plexus ANSWER BACK TO GAME

  43. Lower Body Plexuses: $100 Answer • The plexus that originates from spinal nerves L1-L4 is this: • a. cervical plexus • b. brachial plexus • c. lumbar plexus • d. sacral plexus • e. coccygeal plexus BACK TO GAME

  44. Lower Body Plexuses: $200 Question • This nerve arises from the lumbosacral plexus and is the largest peripheral nerve in the body: • a. femoral nerve • b. ischiadic (sciatic) nerve • c. obturator nerve • d. pudendal nerve ANSWER BACK TO GAME

  45. Lower Body Plexuses: $200 Answer • This nerve arises from the lumbosacral plexus and is the largest peripheral nerve in the body: • a. femoral nerve • b. ischiadic (sciatic) nerve • c. obturator nerve • d. pudendal nerve BACK TO GAME

  46. Lower Body Plexuses: $300 Question • The muscles of the anterior compartment of the thigh are supplied by this nerve: • a. obturator nerve • b. gluteal nerve • c. sciatic nerve • d. femoral nerve • e. ilioinguinal nerve ANSWER BACK TO GAME

  47. Lower Body Plexuses: $300 Answer • The muscles of the anterior compartment of the thigh are supplied by this nerve: • a. obturator nerve • b. gluteal nerve • c. sciatic nerve • d. femoral nerve • e. ilioinguinal nerve BACK TO GAME

  48. Lower Body Plexuses: $400 Question • Before a doctor performs an episiotomy, a cut in the perineum that makes the opening of the birth canal larger, branches these nerves arising from the lumbosacral plexuses are anesthetized: • a. femoral nerves • b. ischiadic nerves • c. obturator nerves • d. pudendal nerves ANSWER BACK TO GAME

  49. Lower Body Plexuses: $400 Answer • Before a doctor performs an episiotomy, a cut in the perineum that makes the opening of the birth canal larger, branches these nerves arising from the lumbosacral plexuses are anesthetized: • a. femoral nerves • b. ischiadic nerves • c. obturator nerves • d. pudendal nerves BACK TO GAME

  50. Lower Body Plexuses: $500 Question • In an automobile accident a woman suffers a crushing hip injury, and she is unable to adduct the thigh. This nerve is most likely damaged: • a. obturator nerve • b. femoral nerve • c. sciatic (tibial) nerve • d. gluteal nerve ANSWER BACK TO GAME

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