Term
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Definition
| signals cells that communicate to the body common parts |
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Term
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Definition
| (Body) filled with ER that makes enzymes needed for cell communication |
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Term
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Definition
| Receiver of communication from other neurons |
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Term
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Definition
| Cord like region that transmits signal to the end of the nerve |
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Term
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Definition
| The end of the neuron that release neurotransmitters for cell communication |
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Term
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Definition
| The space between neurons |
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Term
| what are the 5 parts of the neuron |
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Definition
| some, dendrites, axon, myelin sheath, terminus, synapse |
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Term
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Definition
| cells that support and protect neurons- made of liquids |
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Term
| What does the Presynaptic Neuron do? |
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Definition
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Term
| What does a Postsynaptic Neuron do? |
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Definition
| The nerve RECEIVING the signal |
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Term
| what does a Afferent Nerve do? |
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Definition
| Sensory from the BODY to the BRAIN |
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Term
| What does the Efferent Nerve do? |
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Definition
| Sensory from the BRAIN to the BODY |
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Term
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Definition
| Axon, Endoneurium, Perineurium, Epineurium |
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Term
| what does the Endoneurium do? |
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Definition
| ct that surround each axon, separates each axon so they don't interfere, also supplies nutrience and electriods |
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Term
| What does the Perineurium do? |
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Definition
| Dense layer of cells that assists with diffusion of ions needed for action potential |
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Term
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Definition
| protective layer of nerve around the cell |
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Term
| What is resting potential? |
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Definition
| unstable state, waiting to communicate |
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Term
| Is sodium potential high or low inside the cell during resting potential? |
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Definition
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Term
| Is sodium potential high or low outside the cell during resting potential? |
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Definition
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Term
| Is potassium concentration high or low inside the cell during resting potential? |
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Definition
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Term
| What is action potential? |
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Definition
| sodium potassium channels open up allowing ions to flow, message travels down neurons |
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Term
| what does a excitatory Neurotransmitter do? |
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Definition
| helps reach threshold easier to produce active potential |
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Term
| What do inhibitory neurotransmitters do? |
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Definition
| prevent reaching threshold |
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Term
| what are the 4 stages of Neurotransmitters |
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Definition
| Synthesis, Storage, Calcium enters, Releases transmitter binds |
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Term
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Definition
| action with out involvement of brain |
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Term
| what does the sensory neuron do? |
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Definition
| Sends signal to the interneuron |
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Term
| what does the Interneuron do? |
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Definition
| connects to the motor neuron and brain |
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Term
| what does the motor neuron do? |
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Definition
| sends signal to the effector to make motion of reflex |
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Term
| what does the affector do? |
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Definition
| signals the sensory neuron |
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Term
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Definition
| muscle that make the action of reflex arc |
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Term
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Definition
| Dura, Arachoid, Plamatter |
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Term
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Definition
| Consentration of AXON and NEUROGLIA, Thick outer covering of spinal cord |
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Term
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Definition
| consentration of NEURON BODIES, distributed on outside of brain and inside of spinal cord |
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Term
| what does the cerebrum do? |
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Definition
| controls emotions, memory, and motor movements |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| white matter connecting the two hemespheres |
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Term
| what does Motor Cortex do? |
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Definition
| voluntary skeletory muscle control |
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Term
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Definition
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Term
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Definition
| posterior part of the brain |
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Term
| what does the medulla work with? |
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Definition
| involuntary body function |
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Term
| what does the temporal lobe work do? |
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Definition
| transmits sensory info to the body |
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Term
| what does the cerebellum work with? |
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Definition
| the posture and body movement |
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Term
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Definition
| focuses light to the lens, protects eye |
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Term
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Definition
| white part of the eye that connects to muscles |
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Term
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Definition
| (colored part) controls amount of light that enters eye |
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Term
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Definition
| black part of eye where light enters |
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Term
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Definition
| focus light on the retina |
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Term
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Definition
| neural layer of eye containing photorecepters |
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Term
| what vision does a rod do? |
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Definition
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Term
| what vision does a cone do? |
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Definition
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Term
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Definition
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Term
| Left controls __________? |
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Definition
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Term
| What causes color blindness? |
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Definition
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Term
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Definition
| focus in-front of the retina |
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Term
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Definition
| focus behind of the retina |
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Term
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Definition
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Term
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Definition
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Term
| What does parasympathetic do? |
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Definition
| rest to digest, relaxes heart rate |
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Term
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Definition
| fight or flight, body response to stress, more air, pupils dilate |
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Term
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Definition
| Bitter, salt, sour, sweet, umani |
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