Ch 13: Assessment

Spinal nerve C8 exits between which two vertebrae: C7 and C9 C7 and T1 C7 and L1 C7 and S1

C7 and T1

A mixed spinal nerve has: a dorsal and posterior root two sizes of neurons a sensory and an afferent component a posterior and anterior root a motor and an efferent component

a posterior and anterior root

Injury to the common fibular nerve results in a condition known as: thoracic outlet syndrome calcaneovalgus winged scapula foot drop

foot drop

The white matter of the spinal cord is: located around the outside. in the center. composed of interneurons. composed of ganglia.

located around the outside

Pressure from the uterus during pregnancy sometime causes damage to the femoral nerve sciatic nerve tibial nerve pudendal nerve

sciatic nerve

Which of the following is NOT true regarding the operation of a stretch reflex? It is a polysynaptic reflex. It involves an inhibitory interneuron. An example of a stretch reflex is the patellar reflex. It is an ipsilateral reflex.

It is a polysynaptic reflex.

Which nerve from the cervical plexus causes contraction of the diaphragm? Lesser occipital Transverse cervical Phrenic Anse cervicalis Supraclavicular

Phrenic

Which of the following are sensory tracts: lateral spinothalamic and lateral corticospinal posterior columns and vestibulospinal anterior spinothalamic and posterior columns anterior corticospinal and anterior spinothalamic posterior spinocerebellar and lateral corticospinal

anterior spinothalamic and posterior columns

The ulnar nerve arises from which plexus? sacral cervical lumbar brachial

brachial

The spinal cord ends between the first and second lumbar vertebrae. This area is called the: filum terminale lumbar enlargement conus medullaris cauda equina spinal root

conus medullaris