Dopamine Is Not Administered Directly to the Patient During the Treatment

question 125

Multiple Choice

Dopamine is not administered directly to the patient during the treatment of Parkinson's disease because:

• A) dopamine is not a therapeutic consideration; only acetylcholine replacement therapy is.
• B) dopamine cannot cross the blood-brain barrier.
• C) the half-life of dopamine is too short to enable pharmacologic effects in the brain.
• D) the type of dopamine necessary in the brain is different from the type administered intravenously.

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Definitions:

Rectum

The final section of the large intestine, concluding the digestive tract, where feces are stored before elimination.

Anus

The opening at the end of the digestive tract through which waste material is expelled from the body.

Stomach Ulcer

A sore that develops on the lining of the stomach, often due to infection with H. pylori or prolonged use of nonsteroidal anti-inflammatory drugs.

Lining

Material that covers the inner surface of something, used for protection, insulation, or aesthetic purposes.