Exam (elaborations)
Peripheral Nervous System Quiz Questions & Detailed Answers
- Course
- Peripheral nervous system
- Institution
- Stanford University
Peripheral Nervous System Quiz Questions & Detailed Answers
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Peripheral Nervous System Quiz Questions &Detailed Answers
Constriction of the pupils of the eyes is controlled by the ________nerve. - ANS
oculomotor
Which of the following branches of a spinal nerve have somas of solely sensory
neurons? - ANS posterior (dorsal) root
When a person hits their "funny bone," they cause temporary damage to the
_____ nerve. - ANS ulnar
Sensory impulses from the thoracic and abdominal organs are carried via the
________ nerve. - ANS vagus
Spinal nerves C5-T1 make up the ____________ plexus. - ANS brachial
The adaptive significance of the crossed extensor reflex when a person steps on a
tack is to - ANS prevent the person from falling down
The somatic nervous system consists of nerve fibers that connect the CNS to the
______, whereas the autonomic nervous system consists of fibers that connect the
______. - ANS skin and skeletal muscles; CNS to the visceral organs
, Which of the following cranial nerves innervates only one muscle of the eyeball? -
ANS trochlear nerve
The facial and glossopharyngeal nerves - ANS innervate the salivary glands
This is the most important sensory nerve of the face. - ANS
Reflex arcs - ANS are capable of receiving a stimulus and yielding a response.
all reflexes have - ANS a reflex arc
The glossopharyngeal nerve - ANS is involved in the sense of taste.
There are ________ cervical spinal nerves. - ANS eight
The sensitivity of the muscle spindle is maintained by - ANS gamma motor
neurons.
Which nerve has branches that extend to the thoracic and abdominal viscera? -
ANS vagus
Reflexes help to control - ANS blood pressure.
digestive activities.
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