Spinal Cord and Spinal Nerves Spinal Cord Anatomy

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

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

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

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

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

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

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

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

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

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 ANSWER d. large number of cell bodies BACK TO GAME

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

Reflexes: $100 Question Given these components of a reflex: 1. association neuron 2. skeletal muscle 3. afferent neuron 4. efferent neuron 5. 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

Reflexes: $100 Answer Given these components of a reflex: 1. association neuron 2. skeletal muscle 3. afferent neuron 4. efferent neuron 5. 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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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. C 3, C 4, C 5 b. C 5 -T 1 c. T 1 -T 12 d. C 1 -T 1 ANSWER BACK TO GAME

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. C 3, C 4, C 5 b. C 5 -T 1 c. T 1 -T 12 d. C 1 -T 1 BACK TO GAME

Upper Body Plexuses: $100 Question The cervical plexus originates from these spinal nerves: a. C 1 -C 2 b. C 1 -C 4 c. C 1 -C 5 d. C 5 -T 1 ANSWER BACK TO GAME

Upper Body Plexuses: $100 Answer The cervical plexus originates from these spinal nerves: a. C 1 -C 2 b. C 1 -C 4 c. C 1 -C 5 d. C 5 -T 1 BACK TO GAME

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

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

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

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

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

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

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

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

Lower Body Plexuses: $100 Question The plexus that originates from spinal nerves L 1 -L 4 is this: a. cervical plexus b. brachial plexus c. lumbar plexus d. sacral plexus e. coccygeal plexus ANSWER BACK TO GAME

Lower Body Plexuses: $100 Answer The plexus that originates from spinal nerves L 1 -L 4 is this: a. cervical plexus b. brachial plexus c. lumbar plexus d. sacral plexus e. coccygeal plexus BACK TO GAME

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

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

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

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

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

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

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

Lower Body Plexuses: $500 Answer 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 BACK TO GAME

FINAL ROUND Question In spinal anethesia (spinal block), drugs that block action potential transmission and prevent pain sensations are injected into this: a. epidural space b. subarachnoid space c. gluteal muscles d. between L 1 and L 2 ANSWER BACK TO GAME

FINAL ROUND Answer In spinal anethesia (spinal block), drugs that block action potential transmission and prevent pain sensations are injected into this: a. epidural space b. subarachnoid space c. gluteal muscles d. between L 1 and L 2 BACK TO GAME