T/F Damage to the posterior root of the third thoracic spinal nerve would
result in loss of motor function to the intercostal muscles controlled by
that nerve.
- Correct Answer - False
Which spinal cord plexus supplies the abdominal wall?
a-lumbar plexus
b-sacral plexus
c-brachial plexus
d-cervical plexus
e-more that one of the choices are correct
- Correct Answer - e- more than one of the choices are correct. Bot the
sacral and lumbar plexus supply the abdominal wall
the specific patch of skin that is innervated by a specific spinal nerve is
called _______-
- Correct Answer - Dermatome
A disease that damages the cells of the anterior grey horn will
a-inhibit autonomic regulation
b-cause paralysis or weakness in skeletal muscles
c-interrupt temperature recognition
d-interrupt proprioception
- Correct Answer - b- cause paralysis or weakness in skeletal muscles
Where are motor neuron cell bodies located?
, - Correct Answer - anterior gray horn
While playing rugby, Sonny is tackled hard. As he tries to get up, he finds
he has difficulty flexing and adducting his left thigh and extending his left
leg. Which nerve innervating the lower limb may be damaged?
a- median nerve
b- femoral nerve
c- phrenic nerve
d-vagus nerve
- Correct Answer - b- femoral nerve
Which of the groups of spinal nerves listed below do not form a plexus?
a- l4-s4
b- c1-c5
c- t2- t11
d- c 5-t1
e-l1 - l4
- Correct Answer - T2-T11
Which of the following conveys sensory information to the brain and
spinal cord?
a-the somatic nervous system
b-the afferent division of the peripheral nervous system
c-the autonomic nervous system
d-the efferent division of the peripheral nervous system
- Correct Answer - The afferent division of the peripheral nervous
system
what does Afferent mean?
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