Farhad Is in a Graduate Program Conducted by NASA

question 136

Multiple Choice

 Farhad is in a graduate program conducted by NASA. He is interested in studying the effects of low/no gravity on muscle mass since previous research has shown that time spent in low gravity _____.

• A) does not affect muscle mass in men but does in women.
• B) increases muscle mass.
• C) decreases muscle mass.
• D) converts fast-twitch muscles to slow-twitch muscles.

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Definitions:

Adrenaline

A hormone and neurotransmitter also known as epinephrine, released in response to stress or excitement, causing increased heart rate and energy.

SSRI

A type of antidepressant called selective serotonin reuptake inhibitor, used to treat depression by increasing serotonin levels in the brain.

Serotonin

A neurotransmitter that plays a key role in mood regulation, digestion, sleep, and other bodily functions.

Hippocampus

A region of the brain crucial for learning and memory, situated within the temporal lobes.