Nervous System Flashcards
Brain and spinal cord
Central nervous system
The body system that carries messages to and from the brain and spinal cord and all other parts of the body
Nervous system
Made of nervous that branch out from the central nervous system (caranial and spinal nerves)
Peripheral nervous system
Controls everything except the skeletal muscles
Autonomic nervous system
Control skeletal muscles
Somatic nervous system
“Fight or flight”
Sympathetic
“Rest and repair”
Parasympathetic
The mass of nerve tissue that access the control center of the body
Brain
The largest part of the brain that controls the ability to memorize, think, and learn
Cerebrum
The part of the brain that controls and coordinates muscle activity
Cerebellum
The part of the brain that controls the functions of the internal organs
Brain stem
The column of nerve cells that extends downward from the brain
Spinal cord
Nerve cells, A nerve cell that is the structural and functional unit of the nervous system
Neurons
Carry impulses from the sense organs to the spinal cord
Sensory neurons
Tell your muscles to respond; carry responding impulses to the muscle and glands from the brain and spinal cord
Motor neurons
And involuntary action in which a message is sent to the spinal cord
Reflex action
