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15 Cards in this Set

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Light-sensitive tissue at the back of the eye that contains rods and cones
Retina
Small space across which an impulse moves from an axon to the dendrites or cell body of another neuron
Synapse
Basic functioning unit of the nervous system; made up of a cell body, dendrites and axons
Neuron
Largest part of the brain where memory is stored, movements are controlled and impulses from the senses are interpreted
Cerebrum
Major sensory receptor on the tongue; contains taste hairs that send impulses to the brain for interpretation of tastes
Taste bud
Part of the brain that controls voluntary muscle movements, maintains muscle tone, and helps maintain balance
Cerebellum
Neuron structure that carries messages away from the cell body
Axon
Division of the nervous system; made up of nerves outside the CNS; coneects the brain and spinal cord to other body parts
Peripheral Nervous System
Simple innate behavior, such as yawning or blinking, that is an automatic response and does not involve a message to the brain
Reflex
Regulation of an organism's internal life, maintaining conditions despite changes in its environment
Homeostasis
Division of the nervous system made up of the brain and spinal cord
Central Nervous System
Fluid filled structure in the inner ear in which sound vibrations are converted into nerve impulses that are sent to the brain
Cochlea
Neuron structure that received messages and sends them to the cell body
Dendrite
Nasal nerve cell that becomes stimulated by molecules in the sair and sends impulses to the brain for interpretation of odors
Olfactory cell
Connects the brain to the spinal cord and is made up of the midbrain, the pons and the medulla
Brain Stem