Examlex
The exchange of oxygen and carbon dioxide occurs in the human lungs in the ____.
Ghrelin
A substance primarily generated by the stomach, which encourages the feeling of hunger and communicates the need to eat to the brain.
Huge Appetite
An unusually large desire to consume food, which can be driven by physiological, psychological, or emotional factors.
Gain Weight
The process of increasing body mass through accumulation of fat, muscle, or other substances.
Set Point
A theoretical value in biology and psychology that the body or mind aims to maintain through various regulatory mechanisms.
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