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What Is a Neuron? Describe the Three Parts of a Neuron

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What is a neuron? Describe the three parts of a neuron and their functions. Explain the process of how a neural message is transmitted from the end of one neuron to the beginning of another and the process by which a neuron moves from a resting state (resting potential) to firing (action potential) and then back to a resting state.


Definitions:

Leptin

A hormone primarily made by adipose cells and enterocytes in the small intestine that helps to regulate energy balance by inhibiting hunger.

Appetite Control

The regulatory processes that govern hunger, satiety, and the consumption of food, involving both psychological and biological mechanisms.

Hormone

A hormone is a chemical substance produced in the body that controls and regulates the activity of certain cells or organs.

Hunger Signals

Biological cues that indicate the need for food, involving hormonal, neural, and physiological mechanisms.

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