Using the maintaining of a constant temperature in a building as an example of a feedback loop, the furnace would be an example of a(n):
a. sensor
b. control center
c. effector
d. positive feedback loop
c. effector
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By the time a person reaches puberty, axon myelination throughout both the CNS and PNS is complete.
Answer the following statement true (T) or false (F)
Which of the following are pigments that contribute to skin color?
A) collagen; elastic; keratin B) melanin; jaundice; erythema C) sebum; sweat; urea D) melanin; carotene; hemoglobin
Which gender shows the coccyx pointed inferiorly?
a) Females b) Males c) Both genders d) The coccyx does not point inferiorly in either gender
The granulations that appear during the healing of a large, open wound are composed
mainly of A) fibroblasts surrounding blood vessels. B) blood clots. C) scar tissue. D) phagocytic cells.