Term
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Definition
| External rotator of the thigh |
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Definition
| Compresses abdominal contents |
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Term
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Definition
| Alone, lateral flexion of vertebral column; Together, depression of thoracic rib cage |
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Term
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Definition
| Flexes and rotates lateral thigh |
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Term
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Definition
| Flexes and rotates lateral thigh |
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Definition
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Definition
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Definition
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Term
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Definition
| Controls urine flow and contracts during orgasm |
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Term
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Definition
| Resistance to increase intrapelvic pressure, post-defecatory elevation of anal canal |
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Term
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Definition
| Extorsion, elevation, abduction |
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Term
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Definition
| Elevates, intorsion, and rotates medially the eye |
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Term
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Definition
| Primary action is intorsion; secondary actions are to abduct and depress the eyeball |
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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
| Levator palpebrae superioris (LPS) |
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Definition
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Term
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Definition
| Depresses mandible, protrude mandible, side to side movement of mandible |
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Term
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Definition
| Elevated mandible, closes jaw, helps lateral pterygoid in moving the jaw from side to side |
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Term
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Definition
| Its main action is to elevate the mandible, raising the lower jaw. Elevation of the mandible occurs during the closing of the jaws. If only the posterior part contracts, the muscle moves the lower jaw backward |
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Term
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Definition
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Term
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Definition
| Produces a slight wrinkling of the surface of the skin of the neck in an oblique direction. Its anterior portion, the thickest part of the muscle, depresses the lower jaw; it also serves to draw down the lower lip and angle of the mouth in the expression of melancholy, i.e. grimacing. |
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Term
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Definition
| Pulls back the angle of the mouth and to flatten the cheek area, which aids in holding the cheek to the teeth during chewing |
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Term
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Definition
| Causes protrusion of the lower lip and elevates the skin of the chin. As the lower lip is raised, it results in elevation and wrinkling of the chin's skin |
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Term
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Definition
| Draws the angle of the mouth superiorly and posteriorly (smile) |
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Term
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Definition
| Closes the mouth and puckers lips |
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Definition
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Term
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Definition
| Raises eyebrows and wrinkles forehead as pulls scalp backwards |
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