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19 Cards in this Set
- Front
- Back
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sense organs go into which part?
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central nervous system (cns) everything but brain and spinal cord
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which sensory receptors are sensitive to chemicals?
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nose and taste buds
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What type of drugs slow down cns?
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depressants= alcohol
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which system in the body coordinates the body's responses to change?
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nervous system
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how many systems make up the human body?
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11
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which sensory receptors are located everywhere but the brain?
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pain receptors
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What do stimulants do to the body?
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increase blood pressure, heart rate, and breathing rate
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levels of organization
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1.cells 2.tissue 3.organs 4.organ systems
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What type of tissue supports the body?
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connective tissue
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functions of the cns
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relays messages, processes information, and analyzes info
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vision?
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Rods (black and white) cones (color)
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What detects variations in temperature?
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Thermo receptors
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which division transmits impulses from sense organs to the cns?
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sensory devision
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impulse
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begins when a neuron is stimulated by another neuron or the environment
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when the action potential reaches the end of the dendrite it?
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triggers the release of neurotransmitters
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feedback inhibition
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process by which the product of a system shuts down the system or limits it's operation
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nueron
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cell that transmits impulses
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What legal drug to teens most commonly abuse?
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alcohol
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in what part of the ear can an infection make you dizzy?
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semicircular canal
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