It Has Been Shown That Multiple Sclerosis Is More Common

question 42

Multiple Choice

It has been shown that multiple sclerosis is more common in people who spent their childhoods in a cool climate.This information was obtained from

• A) an experiment.
• B) a laboratory experiment.
• C) an epidemiological study.
• D) a clinical trial.
• E) a within-subject experiment.

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Definitions:

Castrate

To remove the testicles of a male animal or person, often resulting in a lack of the production of certain hormones such as testosterone.

Vas Deferens

A tube that transports sperm from the testicles to the urethra.

Circumcision

A surgical procedure that removes the foreskin from the human penis.

Gonorrhea

A sexually transmitted infection caused by the Neisseria gonorrhoeae bacterium, characterized by discharge and discomfort.