As aging occurs, muscle contractions ____. 

A. do not change
B. become slower
C. become stronger
D. become weaker
E. become absent


B. become slower
Aging causes a decline in the speed and strength of muscle contractions, even though the actual endurance of muscle fibers changes very little.

Health Professions

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Surface tension is present in a container with which of the following?

a. Oxygen and hy-drogen c. Water and chlorine b. Water and mercury d. Water and salt

Health Professions

The ____________________ cerebral artery courses laterally along the inferior surface of the brain and through the lateral (Sylvian) fissure, providing blood to the lateral surface of the hemispheres, including the temporal lobe, motor strip, Wernicke's area, sensory reception regions, and association area

Fill in the blank(s) with correct word

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An index serves as a guide to ____________________ information

Fill in the blank(s) with correct word

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Each of the following may be used to position the patient within the focal trough except one. Which one is the exception?

A) Chin rest B) Forehead rest C) Image receptor holder D) Biteblock

Health Professions