Biological Need

Definition

A biological need refers to a basic requirement for survival and well-being, such as food, water, or sleep. It is an essential necessity for maintaining physical health.

Related terms

Homeostasis:

The body's tendency to maintain internal stability by regulating various physiological processes.

Primary Reinforcer: A stimulus that directly satisfies a biological need and naturally reinforces behavior.

Drive Reduction Theory:

The idea that motivated behavior arises from the need to reduce physiological drives (biological needs) and restore homeostasis.