Which of the following is a desirable physiologic result of skin exposure to ultraviolet radiation?

A) drying of the skin
B) a decrease in melanocyte activity
C) assistance in conversion of a cholesterol-related steroid into vitamin D
D) mild sunburn to promote replacement of old epidermal cells
E) None of the answers are correct.


C) assistance in conversion of a cholesterol-related steroid into vitamin D

Anatomy & Physiology

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During the kicking and follow-through phases of a punt, the quads are experiencing what type of contraction?

A. concentric B. eccentric C. isometric D. isokinetic

Anatomy & Physiology

There is continuous salivary secretion due to constant low-level stimulation by the parasympathetic nerve endings within the salivary glands

Indicate whether the statement is true or false

Anatomy & Physiology

Gray matter consists of bundles of myelinated axons

Indicate whether the statement is true or false.

Anatomy & Physiology

The preferred sectional imaging modality for combative or uncooperative patients is CT.  

Answer the following statement true (T) or false (F)

Anatomy & Physiology