Central Nervous System
Consists of brain and spinal cord. It is the complex of nerve tissues that control the activities of the body
Peripheral Nervous System
Consists of all nerves outside the brain and spinal cord. Main function is to connect CNS to the organs and limbs
Somatic Nervous System
The somatic Nervous system is Part of the PNS. It deals with skeletal muscle and voluntary movement
Autonomic Nervous System
the part of the nervous system responsible for control of the bodily functions not consciously directed, such as breathing, the heartbeat, and digestive processes.
Controls your "Feed and Breed" reactions such as digestion, sexual arousal, urination and defecation
Stimulates your "Fight or Flight" reflex. Also active at a constant level to keep homeostasis going.
Convert a specific type of stimulus into action potential.
Transmits impulses between other neurons.
Located in the spinal cord but spreads outside the spinal cord. Main function is to control muscles and glands
The point at which a motor neuron makes contact with muscle fiber. It is here that the signal for muscle contraction is able to sent
Organic chemical found in the brain that functions as a neurotransmitter. A neurotransmitter is a chemical that sends signals to other cells
Norepinephrine and epinephrine
They control the body's fight or flight reflex.
A junction between two nerve cells
Bundles of axons that connect gray matter areas and transmit nerve impulses
Contains more cell bodies and fewer myelinated axons than white matter
The outer layer of the cerebrum consisting of folded gray matter
Structures are involved in motivation emotion, learning and memory