Biological psychology is the study of the physiological and evolutionary

Physiological explanation - relates a behavior to the activity of the brain and other organs.

Ontogenetic explanation - describes how a behavior develops, nutrition, experiences, and their interactions.

Evolutionary explanation - Reconstructs the evolutionary history of a structure or behavior.

Functional explanation - Describes why a structure or behavior evolved as it

Action Potential - membrane potential of a specific cell location rapidly rises and falls.

Resting Potential - It prepares the neuron to respond rapidly

Polarized - If the neuron has negative membrane potential

Nerve Impulse - it fires an electrical impulse that zips down its axon