Drug Testing Has Taken Many Forms Throughout the Years, but What

question 33

Multiple Choice

Drug testing has taken many forms throughout the years, but what is the most common method used to do a drug screening?

• A) hair sample
• B) blood sample
• C) urine Sample
• D) breathalyzer

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Definitions:

Muscle Contraction

The process by which muscle fibers shorten, generating force and movement.

External Epithelium

The outermost layer of cells covering the body surfaces and organs, serving as a protective barrier.

Invertebrates

Animals without a backbone. In vertebrates, the hypothalamus produces neurohormones.

Vertebrates

Animals with a backbone or spinal column, which includes mammals, birds, reptiles, amphibians, and fish.