This system is associated with the voluntary control of body

movements

connects the central nervous system to the organs and limbs.

This system is associated with the involuntary control of body movements

the part that connects the brain to the spinal cord

and controls automatic functions such as breathing,

digestion, heart rate, and blood pressure.

large, upper part of the brain that controls activity and

thought.

the part under the cerebrum that controls posture,

balance, and coordination.

This serves as a channel for signals between the brain and the rest of the body, and controls simple musculoskeletal reflexes

This is an organ located within the skull that functions as organizer and distributor of information for the body

the nerves that carry motor and sensory signals

between the spinal cord and the body.

the nerve fibers that carry information into and out

of the brain stem

it is activated when the body is in a dynamic role or

stress. (e.g., increased heart rate and breathing, dilation of pupil, sweating, etc.)

it maintains body functions and restores the

body to normal or relaxed mode.

Two subdivisions of autonomic NS

Two main subdivisions of somatic NS