Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV damage?
A) The skin is protected by the synthesis of three pigments that contribute to the skin's color.
B) Carotene, which accumulates in the stratum corneum and hypodermal adipose tissue, is synthesized in large amounts in the presence of sunlight.
C) The skin is protected by increasing the number of epidermal dendritic cells, which help to activate the immune system.
A) The skin is protected by the synthesis of three pigments that contribute to the skin's color.
B) Carotene, which accumulates in the stratum corneum and hypodermal adipose tissue, is synthesized in large amounts in the presence of sunlight.
C) The skin is protected by increasing the number of epidermal dendritic cells, which help to activate the immune system.
D) Prolonged exposure to the sun induces melanin dispersion, which in turn acts as a natural sunscreen.
D) Prolonged exposure to the sun induces melanin dispersion, which in turn acts as a natural sunscreen.
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_____________ are short, membrane-attached projections containing microtubules that occur in large numbers on exposed membrane surfaces
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Extensive research reveals the job interview is not a highly valid method of personnel selection. If so, why is it used so often?
A. Candidates would prefer to be interviewed than be given a paper-and-pencil test. B. Adverse impact is less with interviews than most other types of selection methods. C. Interviews are an inexpensive and efficient means of assessment. D. As interviewers, we think we are better judges of other people than we really are.
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In relationship to the diaphysis of a long bone, the osteons are
A) radial. B) anterior. C) parallel. D) proximal. E) diagonal.