Which of the following mood-altering substances accounts for nearly 100,000 deaths per year and is directly responsible for more than half of traffic accidents (one-third of all U.S. fatalities)?

a. Alcohol
b. Marijuana
c. Crack/cocaine
d. Heroin


a. Alcohol
FEEDBACK:
a. Alcohol accounts for approximately one-third of all U.S. fatalities.
b. This is not indicated in the literature. .
c. This is not indicated in the literature. .
d. This is not indicated in the literature. .

Health & Biomechanics

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Bonds formed between the T cell and a dendritic cell are relatively weak. Which of the following help to strengthen this association so that a T cell can see which antigen is being presented by a dendritic cell?

A. CD28/LFA-5 B. CD 28 C. ICAM-1/LFA-1 D. IL-2R E. Pattern-recognition molecules

Health & Biomechanics

What influences the rate of alcohol absorption?

A. body weight and emotional state B. gender and emotional state C. food intake and beverage imbibed D. beverage imbibed and age E. speed of consumption and alcohol history

Health & Biomechanics

Identify the combining term bronch(o) with its closest definition ________.

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

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In the term ischemia, the suffix -emia means:

A) process. B) blood condition. C) condition of. D) formation.

Health & Biomechanics