Term
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Definition
| Nerve cells that carry electrical signals from one part of the body to another |
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Term
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Definition
| Cell body, houses the nucleus and organells |
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Term
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Definition
| neurons that recieve info. from other cells & carry the information to other parts of the body |
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Term
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Definition
| Single long fiber that transmits to another neuron or an effector |
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Term
| What is a myelin sheath and why is it there |
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Definition
| An insulating material that is present to help the speed of electrical transmission along an axon |
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Term
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Definition
| A priphreal nerve that conducts impulses from a sense organ to the spinal cord and brain |
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Term
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Definition
| A nerve cell found in the CNS that acts as a link between the sensory neurons and moyot neurons to intergrate information |
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Term
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Definition
| Sensory receprtors, Axon terminals in effector organs, sends info. to CNS from the body |
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Term
| How does information get across the synapse |
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Definition
| between neurons/ between neurons and an effector cell |
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Term
| What is the difference between a neurotransmitter and a neurohormone |
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Definition
| a neurotransmiter is a compound that binds to receptors on neurons that either stimulate or inhibit the action potential.neurohormone is a chemical that is released by neurons that act at a specific distant site or sites |
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Term
| What is the purpose of the cerebrum |
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Definition
| To control/intergrate motor sensory and higher mental functions. Thoughts, reason, emotions and memory |
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Term
| What is the corpus callosum |
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Definition
| arched bridge of nervous tissue that connects the two cerebral hemispheres, allowing communication between the right and left sides of the brain |
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Term
| purpose of the caudate nucleus |
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Definition
| Movement and coordination |
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Term
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Definition
| Filter for all imput to cerebral cortex. role in motor control. Relay station |
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Term
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Definition
| Smooth and cardiac muscle control, endocrine gland control. |
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Term
| Purpose of the cerebellum |
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Definition
| Maintanance of balance, enhancement of muscle tone, and voluntary motor control |
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Term
| What is the purpose of the brain stem |
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Definition
| Basic vital life functions such as breathing heartbeat and blood pressure |
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Term
| Explain sensory transduction in the sensory system |
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Definition
| conversation of a stimulus signal to and electrical signal by a sensory receptor cell |
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Term
| Describe your sense of hearing. Use nerves, bones, sensory receptors, and structures |
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Definition
| Vibration of ear drum through anvil hammer stapes to cochlear to nerve impulse |
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Term
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Definition
| Image reflected through lense, reflected out retina through optic nerve |
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Term
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Definition
| human taste bud through receptorsof taste molecules to sensory neurons |
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Term
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Definition
| Inability to focus on near objects |
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Term
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Definition
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Term
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Definition
| blurred vision caused by a mishapen lens/cornea |
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