When a male becomes sexually excited, the erectile tissue in the penis becomes filled with

A. perspiration.
B. dioxin.
C. sodium.
D. blood.


Answer: D

Health & Biomechanics

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The oldest of the modern schools of psychology is cognitive psychology

a. True b. False

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A bundle of muscle fibers (about 10-100) makes up a ____.

A. myofibril B. fasciculus C. filament D. glycosome E. myoglobin

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Diets high in folic acid raise levels of homocysteine and cardiovascular disease risk.

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

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The body's core muscles are the foundation for all movement and include

A) lower back, abdominal, and chest muscles. B) chest and abdominal muscles. C) deep back, abdominal, and hip muscles. D) upper back and shoulder muscles.

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