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GH 125 Unit 4 Exam With Complete Solution
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GH 125 Unit 4 Exam With Complete Solution...
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GH 125 Unit 4 Exam WithComplete Solution
What is the cerebrum? - ANSWER The cerebrum is the part of the brain that
controls memory, senses, consciousness, and reasoning.
What is the cerebrum composed of? - ANSWER frontal lobe, parietal lobe,
occipital lobe, temporal lobe, longitudinal fissure, and corpus callosum
What does the cerebellum do? - ANSWER Controls balance, equilibrium, and
muscle coordination.
What does the diencephalon consist of? - ANSWER thalamus and
hypothalamus and pineal gland
What does the diencephalon do? - ANSWER integrates sensory information
and motor commands, and links cerebrum with brain stem
What does the cerebrum do? - ANSWER controls thought, movement, and
emotion
What does the pituitary gland do? - ANSWER Secretes hormones to regulate
other glands.
What does the pituitary gland secrete? - ANSWER ADH, Thyroid stimulating
hormone, sex hormones, growth hormone, and ACTH.
What does the midbrain do? - ANSWER Processes sight, sound, and
associated reflexes
Maintains consciousness
, What does the pons do? - ANSWER regulates sleep and arousal
What does the medulla do? - ANSWER controls heartbeat and breathing
What does the medulla secrete - ANSWER epinephrine and norepinephrine
What are the 2 types of nerve cells - ANSWER neurons and glial cells
What does the neuron do? - ANSWER Dendrites take into cell body, cell body,
and axon Carrie's impulse away from cell body
What does the glia do? - ANSWER Support cell, astrocytes, microclimate, and
oligodendrocytes
What are neurotransmitters? - ANSWER chemical messengers that cross the
synaptic gaps between neurons
What is the function of the myelin sheath? - ANSWER The myelin sheath
increases the speed of action potential conduction from the initial segment
to the axon terminals.
What are meninges? - ANSWER dura mater, arachnoid mater, pia mater
What is an inflamed meninges called? - ANSWER Meningitis
What does the dura mater do? - ANSWER protect the brain
What does the arachnoid mater do? - ANSWER covers brain, contacts
epithelial layer of dura mater
What does the pia mater do? - ANSWER holds the cerebral arteries in place
How is cerebrospinal fluid obtained? - ANSWER lumbar puncture
Where is cerebrospinal fluid located? - ANSWER subarachnoid space
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