The nervous system
A) detects changes in the internal or external environment.
B) controls the movement of muscles.
C) integrates information from several sources and uses it to determine an appropriate response.
D) all of the above.
Correct Answer:
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Q4: Three general functions of the nervous system
Q7: Sensory receptors
A) monitor light
B) monitor sound.
C) detect
Q7: Masses of myelinated nerve fibers appear
A)white.
B)gray.
C)brown.
D)transparent.
Q9: Myelin
A)is released from a neuron and travels
Q10: A myelinated nerve fiber is _, whereas an
Q11: Which cells produce myelin in the brain
Q14: In order for a severed peripheral nerve
Q15: Which of the following is(are) a type
Q15: Every neuron has
A)many axons.
B)a cell body.
C)myelin.
D)a neurilemma.
Q20: Which of the following is unique to
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