31) A receptor that monitors stretch of the stomach can be classified as a
A) mechanoreceptor and interoceptor.
B) mechanoreceptor and proprioceptor.
C) nociceptor and exteroceptor.
D) baroreceptor and proprioceptor.
32) Which spinal nerve relays motor impulses to most of the muscles of the posterior forearm?
A) ulnar
B) median
C) axillary
D) radial
33) The tibial and common fibular nerves branch from the ________ nerve.
A) sciatic
B) pudendal
C) axillary
D) femoral
34) If one likens a spinal nerve to the trunk of a tree, then the two roots of this tree are the dorsal and ventral roots. What would represent the two large branches of this tree?
A) rami communicantes
B) dorsal and ventral root ganglia
C) ventral and dorsal rami
D) the brachial plexus
35) Anesthetic injection to which nerve may block pain during childbirth?
A) sciatic
B) femoral
C) pudendal
D) obturator
36) Which of the cranial nerves listed below provides innervation to one of the extrinsic eye muscles?
A) trigeminal
B) trochlear
C) optic
D) facial
37) The major nerve plexus to the upper limbs is the
A) brachial plexus.
B) sacral plexus.
C) cervical plexus.
D) lumbar plexus.
38) Contraction rate of the diaphragm is controlled by which nerve?
A) phrenic
B) vagus
C) trigeminal
D) trochlear
39) Of the following, the nerve that forms from fibers of both the medial and lateral cords of the brachial plexus is the
A) median.
B) axillary.
C) ulnar.
D) musculocutaneous.
40) Extrafusal muscle fibers that surround a muscle spindle and resist excessive muscle stretching are innervated by
A) primary sensory endings.
B) secondary sensory endings.
C) α efferent neurons.
D) γ efferent neurons.