Spinal Cord Question Preview (ID: 60385)


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This occurs when toes flex instead of curl
a) meningitis
b) Babinski sign
c) shingles
d) polio

This reflex enables balance during/after the flexor reflex
a) crossed extensor
b) plantar flexion
c) Golgi tendon organ
d) None of these

This is around fascicles/bundles of axons
a) epineurium
b) endoneurium
c) perineurium
d) perimysium

Conducts impulses to brain
a) motor/descending tracts
b) gray commissure
c) sensory/ascending
d) anterior median fissure

The muscle spindles are the sensory receptors for the stretch reflex
a) True
b) False
c)
d)

The gray commissure crosses the midline of the spinal cord
a) True
b) False
c)
d)

The dorsal root ganglion
a) is outgoing motor fibers
b) contains the cell bodies of sensory nerves
c) Both of these
d) None of these

The conus medullaris is
a) the end of the spinal cord
b) the dorsal ventral roots of lowest spinal nerves
c) functions to stabilize the spinal cord
d) filled with CSF (cerebral spinal fluid)

The spinal cord has enlargements at:
a) the cervical region
b) the thoracic region
c) the lumbar region
d) Both the cervical and lumbar regions are correct

Subarachnoid space has interstitial fluid
a) True
b) False
c)
d)

The phrenic nerve is part of this plexus
a) Cervical
b) Thoracic
c) Lumbar
d) Sacral

The spinothalamic tracts convey sensory impulses
a) True
b) False
c)
d)

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