ap psych unit 1

Interaction of Heredity and Environment

The way that genetic factors and environmental influences work together to shape an individual's behavior and traits.

Nervous System

A complex network of neurons and cells that transmits signals throughout the body, coordinating actions and sensory information.

Neuron

A specialized cell in the nervous system that transmits nerve impulses.

Neural Firing

The process by which neurons communicate by generating and transmitting action potentials.

Brain

The organ in the head that coordinates sensory and motor functions and is responsible for cognition and emotions.

Sleep

A naturally recurring state of mind and body, characterized by altered consciousness, relatively inhibited sensory activity, and inhibition of voluntary muscles.

Sensation

The process by which our sensory receptors and nervous system receive stimulus energies from our environment.