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Nervous Systemss

Neurons receive and send the signals. Neurons form most of the tissues of the nervous systems
Nerves Are bundles of tissue that carry signals from one place to another.
Spinal Cord is the column of nerve tissue that runs through the back bone
central nervous system The nerves that connect the nerves that connect the brain and spinal cord to other parts of the body make up
Peripheral nervous system Some nerves of the PNS gather messages from inside and outside the body and carry signals to the CNS
synapse is a point between a neurons that is sending a signal and the neuron or other cell that is recieving the sigal
neurotransmitters which move across the synaptic clef and blind to receptors on the surface of the next cell
Sensory Nerves are nerves that carry the signals from the sense organs toward the CNs where they are processed or relayed.
Motor Nerves are nerves that carry signals from the brain or the spinal cord to the muscles and glands
brain is the main control center for the body three major areas make up the brian
Cerebrum it is the center for thought, imagination and emotions .
Cerebellum is the part if the brian that controls balance and postture, it also smoooths out movement that requires fine coordination
Brain Stem is the part of the brain that guides signals coming from the spinal cord to other parts of the brain.
Spinal nerves are nerves that branch from the spinal cord and that go to the brsain and to the tissues of the body, infortinatelu,despite all its protection, the spinal cord is still delicate and subject to injury
Reflex is an unvoluntary response that enables the body to react immediately to a stimules, such as a possible injury.
Created by: anechia