Your Roommate Is Taking an Anatomy Class and Has Noticed

question 105

Essay

Your roommate is taking an anatomy class and has noticed differences in the brains of younger and older rats. She knows ethical reasons prohibit euthanizing humans to examine their brains, and asks you how we learn about adolescent human brains. What can you tell her about how human brains are studied?

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Definitions:

Ethanol

A volatile, flammable, colorless liquid commonly used as a fuel and in chemical synthesis, and also found in alcoholic beverages.

Disinfectant

A chemical agent used to eliminate or significantly reduce the presence of pathogenic microorganisms on surfaces or objects.

Bacterial Contamination

Bacterial contamination refers to the undesirable presence of bacteria in a substance, environment, or object, which can pose health risks.

Fungal Contamination

The unwanted presence of fungi in materials or environments, which can lead to spoilage or health hazards.