All of the Following Environmental Factors Have Been Implicated in Cancer

question 2

Multiple Choice

All of the following environmental factors have been implicated in cancer EXCEPT

• A) viral infection.
• B) exposure to X-rays.
• C) exposure to polyvinyl chloride.
• D) exposure to UV light.
• E) exposure to PTC.

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Definitions:

Small Intestine

A part of the digestive system where most of the digestion and absorption of nutrients occurs.

Digested Food

Nutrients and substances that have been broken down by the digestive system from ingested food to be absorbed and used by the body.

Semi-Starvation

A condition of prolonged inadequate caloric intake, below the level necessary for maintenance of a healthy body weight.

Experimental Starvation

The deliberate restriction of nutrients for research purposes, typically to study the effects of malnutrition on biological organisms.