Answer the following statements true (T) or false (F)
1. Cranial nerves are part of the peripheral nervous system.
2. Sensory nerves carry commands to muscles and glands.
3. Electrical impulses require a neurotransmitter to cross the synaptic cleft.
4. Myelin is a lipid molecule that insulates dendrites.
5. White matter is composed of myelinated nerve fibers.
1. TRUE
2. FALSE
Sensory nerves send the sensory receptor information to the brain, and motor
neurons carry motor commands to skeletal muscles and glands.
3. TRUE
4. FALSE
Myelin is a fatty substance that acts as insulation for axons, not dendrites.
5. TRUE
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Answer the following statement true (T) or false (F)
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A) half a million B) 2 million C) 10 million D) 16 million
Gender differences in flexibility seem to indicate that
A) men overall have a higher degree of flexibility than women. B) both genders are equivalent in flexibility. C) differences are specific to particular joints. D) women overall have a higher degree of flexibility than men.
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Indicate whether the statement is true or false