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20 Cards in this Set
- Front
- Back
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intercoastal muscle
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a muscle that raises and lowers the run cage
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hemoglobin
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the oxygen-carrying molecule in red blood cells
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oxyhemoglobin
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hemoglobin that is boudn to oxygen
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buffer
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a substance capable of neutralizing acids and bases thus maintaining the original pH of the solution
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chemoreceptor
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a specialized nerve receptor that is sensitive to specific chemicals
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bronchitis
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an inflammation of the bronchial tubes
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emphysema
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a respiratory disorder characterized by an-overinflanation of the alveoli
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bronchial asthma
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a respiratory disorder characterized by reversible narrowing of the bronchial passages
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cardiac muscles
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the involuntary muscle of the heart
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smooth muscles
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the involuntary muscle found in the lining of many organs
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skeletal muscles
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the voluntary muscle that makes the bones of the skeleton move
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tendon
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a band of cannective tissue that joins muscle to bone
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antagonistic muscles
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a pair of skeletal muscles that are arranged in pairs and that work against each other to make a joint move
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flexor
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the muscle that must contract to bend a joint
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extensor
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the muscle that must contract to straighten a joint
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sarcolemma
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the delicate sheath that surrounds muscle fibres
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myofilament
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a thread of contractile proteins found within muscle fibers
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creatine phosphate
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a compound in muscle cells that releases a phosphate the ADP and helps regenerate ATP supplies in muscle cells
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summation
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increased muscle contraction produced by the combination of stimuli
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tetanus
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the state of constant muscle contraction caused by sustained nerve impulses
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