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NERVOUS SYSTEM
| Question | ANSWERS |
|---|---|
| nerve cell | have cell body that contains a nucleus and recieves incoming nerve impulses |
| dendrites | extend out from cell body and receive incoming nerve impulses |
| mylein sheath | is a lipid rich-fatty substance that insulates the axon |
| axon | an appendage of the neuron that transport impulses away fom the cell body |
| sensory neuron | conduct impulses inward to brain or spinal cord with 5 senses |
| interneurons | transmits impules between other neurons (brain and spinal column) |
| motor neuron | Pathway along which impulses pass from the brain or spianl cord to a muscle or gland. |
| central nervous system | the spinal cord or a bundle of nerves that begin at the base of the brain and cotinue down th center of the back |
| perphial nervous system | a network of nerves that branch out from the spianl cord and connect to the rest of the body |
| lysosme | digestive enzymes |
| ribosome | protein sythesis |
| neuron | a specialized cell transmitting nerve impulses,a nerve cell |