By 2050, the U.S. population will exceed ______ people.

A. 400 million
B. 450 million
C. 500 million
D. 550 million


A. 400 million

Health & Biomechanics

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Which of the following terms means condition of scanty amount of urine?

A) polyuria B) nocturia C) oliguria D) dysuria

Health & Biomechanics

The combining form that means potassium is ________.

Fill in the blank(s) with the appropriate word(s).

Health & Biomechanics

The prefix ana- means "again or more of."

Indicate whether the statement is true or false

Health & Biomechanics

Drugs are defined as

A. chemical substances that alter the structure or function of the body. B. any substance that produces changes in the body. C. changes in brain chemistry that have physical, mental, and behavioral effects. D. being mentally affected by a chemical.

Health & Biomechanics