Exam (elaborations)
Exam (elaborations) Gray’s anatomy
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)Test Bank - Gray’s anatomy for students, 4th
Edition (Drake, 2020), Chapter 1-8 | All
Chapters
,The diffusion of potassium ions out of a neuron causes it to experience: 32) ______
A) repolarization
B) an action potential
C) a nerve impulse
D) a graded potential
E) depolarization - CORRECT ANSWERS-repolarization
) Which of the nerves plexuses originates from ventral rami - : 21) ______
A) brachial B) lumbar C) sacral D) spinal E) cervical - CORRECT ANSWERS-lumbar
100) The primary motor area of the brain allows us to consciously control our
__________
muscles - CORRECT ANSWERS-skeletal
101) Bundles of nerve fibers (neuron processes) running through the CNS are called
__________, whereas in the PNS they are called __________. - CORRECT
ANSWERS-tracts; nerves
102) The __________ nerve, the largest nerve in the body, splits into the common
fibular and
tibial nerves. - CORRECT ANSWERS-sciatic
104) Sweat glands that produce perspiration when stimulated are innervated only by the
__________ fibers. - CORRECT ANSWERS-sympathetic
131) Cranial nerve VII
A) Facial
B) Olfactory - CORRECT ANSWERS-
132) Somatic motor cortex
A) corticospinal tract
B) basal nuclei
C) frontal lobe - CORRECT ANSWERS-
133) Motor speech area
A) corticospinal tract
B) basal nuclei
C) frontal lobe - CORRECT ANSWERS-
134) Cranial nerve IX
A) Glossopharyngeal
, B) Facial
C) Olfactory - CORRECT ANSWERS-
135) Auditory area
A) temporal lobe
B) occipital lobe - CORRECT ANSWERS-
136) Contains centers that control heart
rate, blood pressure, breathing,
swallowing, and vomiting - CORRECT ANSWERS-A) medulla oblongata
137) Fibers emerge from the medulla and
run to the throat
A) Vagus
B) Trigeminal
C) Accessory
D) Trochlear
E) Hypoglossal - CORRECT ANSWERS-
138) Cranial nerve IV
A) Vagus
B) Trigeminal
C) Accessory
D) Trochlear
E) Hypoglossal - CORRECT ANSWERS-
139) Promotes digestive activity and regulates heart activity
A) Vagus
B) Trigeminal
C) Accessory
D) Trochlear
E) Hypoglossal - CORRECT ANSWERS-
140) Composed of cerebral peduncles and
the corpora quadrigemina
A) thalamus
B) midbrain - CORRECT ANSWERS-
141) Relay station for sensory impulses passing to the sensory cortex
A) thalamus
B) midbrain - CORRECT ANSWERS-
142) Premotor area
A) parietal lobe
B) frontal lobe
C) interbrain
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