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| What is the purpose of the muscular system? |
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Definition
| movement, maintain posture, circulation of blood |
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| What do skeletal muscles look like? |
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| How are skeletal muscles attached to bone? |
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| Is skeletal muscle movement involuntary or voluntary? |
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| What happens to skeletal muscle fibers when they contract and relax? |
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Definition
| the fibers shorten and lengthen |
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| Where is smooth muscle found? |
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Definition
| veins, arteries, bladder, intestines |
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| Is smooth muscle movement voluntary or involuntary? |
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| Is cardiac muscle movement voluntary or involuntary? |
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Isotonic or isometric?
Extending your arm outward and holding it for 10 seconds. |
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Isotonic or isometric movement?
Performing an arm curl with a 5lb weight |
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Isotonic or isometric movement?
Performing side leg lifts without ankle weights. |
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Isotonic or isometric movement?
Performing a squat with your legs and holding the position. |
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Definition
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| This type of muscle movement requires the muscle tension to remain the same although the fibers are constantly contracting and relaxing. |
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Definition
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| This muscle movement consists of keeping tension on the muscle but not contracting or relaxing the muscle fibers. |
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Definition
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| This muscle of the upper arm is a site of intramuscular injection. |
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Definition
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| This muscle supports the chest. |
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Definition
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| This set of muscle is considered the 'core' and helps to maintain posture. |
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Definition
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| This muscle lays on top of the femur. It is the source of strength when picking an object up off the floor. |
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| This large muscle supports the shoulders. |
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| This large muscle is found in the buttocks and is a site for intramuscular injection. |
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Definition
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| The muscle lies on the outer side of the thigh and is a site for intramuscular injection. |
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Definition
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| This muscle is the 'calf'. |
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