Nerve fibers of the peripheral nervous system are wrapped by protective membranes. Name the two membranes and describe each
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In the PNS there are two types of sheaths: myelinated and unmyelinated, which are formed by accessory cells. Myelinated fibers have an inner sheath of myelin, a thick fatty substance, as well as an outer sheath, or neurilemma, composed of Schwann cells. Unmyelinated fibers lack myelin and are only sheathed by the neurilemma.
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The meaning behind the message, conveyed by nonverbal behavior and situational factors, is called the
A. true message. B. nonverbal communication. C. alpha message. D. metamessage.
Women comprise about 75% of the victims of murders by intimate partners
Indicate whether the statement is true or false
The increase in cardiac output during isometric contractions does not increase blood flow to the active muscle because of the intramuscular restriction resulting from the isometric contraction
Indicate whether the statement is true or false
The hypotenuse of a right triangle measures 12 and one leg measures 9. Find the measure of the remaining side. Give your answer as a decimal rounded to the nearest tenth.
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