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RICA Subtest 3 Exam Questions and Answer1
RICA Subtest 3 Exam Questions and Answer1
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RICA Subtest 3 Exam Questions and Answers (VerifiedAnswers)
Resting membrane potential is maintained by the sodium-potassium ion pump, or Na
+/K + ATPase, which brings:
a) two potassium ions into the cytosol and two sodium ions into the extracellular
fluid.
b) three potassium ions into the cytosol and three sodium ions into the extracellular
fluid.
c) three potassium ions into the cytosol and two sodium ions into the extracellular
fluid.
d) two potassium ions into the cytosol and three sodium ions into the extracellular
fluid. - ANSWER d) two potassium ions into the cytosol and three sodium ions into
the extracellular fluid.
The cerebellum functions in:
a) homeostatic functions such as breathing and heart rate.
b) learning, memory, and personality.
c) biological rhythms.
d) the planning and coordination of movement. - ANSWER d) the planning and
coordination of movement.
The thalamus receives information from all of the following senses EXCEPT for:
a) hearing
b) taste
c) vision
d) smell - ANSWER d) smell
The primary motor cortex of the right cerebral hemisphere:
a) controls the motor activity on the left side of the body
b) integrates senses from multiple different sources.
c) receives and processes sensory input.
d) controls the motor activity on the right side of the body. - ANSWER a) controls the
motor activity on the left side of the body
Tactile sensation does NOT refer to:
a) two-point discrimination
b) crude touch
c) vibrations
d) light touch - ANSWER b) crude touch
What type of ion channel in neurons is always open?
a) regulated
b) leak
c) active
d) local - ANSWER b) leak
, What part of the neuron is a process that can generate and conduct action
potentials?
a) axon
b) dendrite
c) cell body
d) neurofibril - ANSWER a) axon
Within the PNS, a neuron will generate only if:
a) the neuron as myelinated
b) the surrounding neuroglia regenerate first
c) the cell body remains intact
d) scar tissue is removed by phagocytosis - ANSWER c) the cell body remains
intact
Which description best matches the location of white matter?
a) In the spinal cord, white matter is deep while cerebral white matter is superficial.
b) In the spinal cord, white matter is superficial while cerebral white matter is deep.
c) In both the brain and spinal cord, white matter is deep.
d) In both the brain and spinal cord, white matter is superficial. - ANSWER b) In the
spinal cord, white matter is superficial while cerebral white matter is deep.
What is NOT a function of the nervous system?
a) control effectors
b) direct long-term functions such as growth
c) sense the internal and external environments
d) integrate sensory information - ANSWER b) direct long-term functions such as
growth
True or False: Eight-year-old Cate stood by her mother's bed, watching her sleep
and perplexed by the rapid movement of her mother's eyes beneath the eyelids. We
know Cate's mother was experiencing stage III sleep by what Cate witnessed. -
ANSWER False
The hippocampus and amygdala are parts of the:
a) globus pallidus
b) caudate nucleus
c) reticular formation
d) limbic system - ANSWER d) limbic system
What functional brain system participates in memory, learning, emotion, and
behavior?
a) limbic system
b) PNS
c) medial lemniscal system
d) anterolateral system - ANSWER a) limbic system
True or False: The nerve roots that fuse to form the spinal nerves serving the upper
and lower limbs are attached to the spinal cord at the cervical and lumbar
enlargements of the spinal cord. - ANSWER True
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