The very brief moment following stimulation when a muscle remains unresponsive to additional stimulation is called the

A. relaxation
B. contraction
C. refractory period
D. latent period


Answer: C. refractory period

Anatomy & Physiology

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Which of the following is not true of the Rh factor?

A. It was named for the Rhesus monkey, in which it was first discovered. B. It is an antigen found on some people's red blood cell membranes. C. The most reactive of the Rh antigen group is antigen B. D. A high percentage of Americans have the Rh factor. E. All of these are true of the Rh factor.

Anatomy & Physiology

Lead poisoning can be detected by doing an analysis of ________.

A. nails B. sweat C. skin folds D. skin E. hair

Anatomy & Physiology

Define hemolysis

What will be an ideal response?

Anatomy & Physiology

Brachioradialis and sternocleidomastoid are named for ________

A) their relative size B) their shape C) the direction of their muscle fibers D) the location of their origin and insertion

Anatomy & Physiology