Term
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Definition
| striated, voluntary, attached to bones by tendons |
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Term
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Definition
one muscle works against the other
ex. bicep brachii and triceps brachii
-one muscle flexes the other extends |
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Term
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Definition
what the muscle attaches to for leverage
usually larger and more stationary bone |
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Term
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Definition
what the muscle attaches to for movement
usually smaller and not stationary |
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Term
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Definition
| the type of movement that occurs |
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Term
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Definition
origin: proximal humerus
insertion: proximal ulna
action: elbow extension |
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Term
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Definition
origin: lateral scapula
insertion: proximal radius
action: flexes forearm |
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Term
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Definition
| fibers running parallel to the midline of the body or longitudinal axis of a bone |
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Term
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Definition
| fibers running at right angles or perpendicular to the midline or longitudinal axis of a bone |
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Term
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Definition
| fibers running obliquely (slanted or diagonal) to midline of the body |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
-external obliques
-internal obliques
-transverse abdominus
-rectus abdominus ("6pack") |
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Term
| Rotator Cuff Muscles "Sits" |
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Definition
Supraspinatus, Infraspinatus, Teres Minor, Subscapularis
O: scapula
I: humerus |
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Term
| Quadriceps Femoris "Quads" |
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Definition
Vastus Lateralis, Vastus Medialis, Vastus Intermedius, Rectus Femoris
I: tibial tuberosity via patellar ligament
A: knee extension |
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Term
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Definition
Biceps Femoris, Semimembranosus, Semitendinosus
O: ischium
A: knee flexion |
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