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| How many muscles are in the human body? |
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Definition
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Term
| What are the three types of muscle? |
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Definition
| Skeletal, smooth, cardiac |
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Term
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Definition
| Muscle that is attached to bone; it is striated or striped, and it is under voluntary control |
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Definition
| It is found in organs; it is NOT striated, and is under involuntary control |
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Term
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Definition
| It is found in the heart; it is striated; it is under involuntary control |
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Term
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Definition
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Definition
| Bundles of proteins inside a muscle fiber |
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Definition
| The functional unit of a muscle; its the part that contracts |
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Definition
| Thin filaments made of protein; part of the sarcomere that moves |
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Definition
| Thick filaments made of protein; part of the sarcomere that does not move; it pulls on the actin |
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Definition
| Theory that explains how muscle contracts; the heads of the myosin molecules pull on the actin filaments. Actin slides past the myosin and the sarcomere shortens. |
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Definition
| Molecules that supplies energy to myosin filaments |
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Definition
| Muscles that can works steadily for a long time; marathon runner have a lot of this type of muscle |
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Definition
| Muscle that can work very hard for a short period of time. Sprinters have a lot of this kind of muscle. |
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Definition
| A protein that stores oxygen; found in slow twitch muscle and causes this type of muscle to be dark in color. |
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Term
| Do muscles pull or push on bone |
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Definition
| Muscles can ONLY pull on bones. They can never push! |
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Term
| Why are muscles always arranged in opposing pairs? |
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Definition
| One muscle can pull a bone into a certain position and the other muscle can pull it back to its original position |
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Term
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Definition
| Muscle that we can choose to more - skeletal muscle |
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Term
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Definition
| Muscle that we cannot consciously decide to contract - smooth and cardiac muscle |
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Term
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Definition
| Bands of strong connective tissue that connect muscle to bone. MBTA - muscle bone tendon connect. |
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Term
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Definition
| Muscle that looks striped in appearance. Skeletal muscle is strongly striated and cardiac muscle is weakly striated. |
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