Which of the following nerves is part of the brachial plexus?
A. peroneal
B. ansa cervicalis
C. ischiadic (sciatic)
D. musculocutaneous
E. femoral
(
Question 2) Spinal nerves C5-T1 make up the ____________ plexus.
A. sacral
B. lumbar
C. brachial
D. cervical
E. radial
(
Question 3) When a person hits their funny bone, they cause temporary damage to the _____ nerve.
A. axillary
B. radial
C. musculocutaneous
D. ulnar
E. median
(
Question 4) If the ventral root of a spinal nerve were cut, the regions innervated by that spinal nerve would experience complete loss of
A. sensation.
B. movement.
C. sensation and movement.
D. pain.
E. None of these choices is correct.
(
Question 5) Intercostal nerves are formed from the
A. thoracic plexus.
B. ventral rami of thoracic spinal nerves.
C. dorsal rami of thoracic spinal nerves.
D. rami communicans of the thoracic spinal nerves.
E. cervical plexus.
(
Question 6) Damage to the phrenic nerve would result in
A. the loss of motor activity in the arms.
B. an increased heart rate.
C. an inability to swallow.
D. difficulty breathing.
E. a decreased heart rate.
(
Question 7) The branch of a spinal nerve that innervates deep muscles on the dorsal thorax is the
A. ramus communicans.
B. lateral ramus.
C. dorsal ramus.
D. ventral ramus.
E. medial ramus.
(
Question 8) Which of the following nerves is a branch of both the cervical plexus and the brachial plexus?
A. axillary
B. femoral
C. phrenic
D. sciatic
E. splanchnic
(
Question 9) Ventral rami of some spinal nerves join with each other to form a
A. ganglion.
B. dermatome.
C. cord.
D. plexus.
E. nerve.
(
Question 10) Dermatomal maps are important clinically because they
A. can be used to check for motor function.
B. locate the position of cranial nerves.
C. can be used to help locate nerve damage.
D. indicate what muscles are innervated by each spinal nerve.
E. can be used to detect cranial nerve damage.
Quick Reply
