During a Rest Stop While Hiking, Phil Was Bitten by a Black

question 402

Multiple Choice

During a rest stop while hiking, Phil was bitten by a black widow spider. Shortly after being bitten, he started having breathing difficulties, then experienced muscle spasms. The symptoms he experienced occurred because the black widow spider's venom:

• A) blocked acetylcholine receptor sites on motor neurons.
• B) blocked the release of serotonin from sending neurons.
• C) shut down the functioning of the substantia nigra in Phil's brain.
• D) caused acetylcholine to be continuously released by the motor neurons.

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Definitions:

Longitudinal

Relating to research that involves repeated observations of the same variables over short or long periods of time.

Evidence

Information or facts presented in support of an assertion, argument, or as proof of the truth of a statement.

Difficult Temperament

A behavioral consistency in individuals marked by high reactivity and a challenge in adaption to new situations.

Cross-sectional

A type of study or analysis that examines data from a population at a single point in time.