Body Movement (terminology)
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| _______ is: the decrease of angle formed by the bones at a joint. | Flexion
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| _______ is: the increase of the angle formed by the bones at a joint. | Extension
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| Dorsiflexion | Flexing of the foot upward
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| Plantar Flexion | Moving the sole of the foot downward, or flexion of the toes
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| Extension of the foot at the ankle is the same as _______. | Plantar flexion
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| Movement of a limb away from the midline of the body is called _______. | Abduction
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| Movement of a limb toward the midline of the body is called _______. | Adduction
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| Rotation of the palm so that it faces the posterior, is called _______. | Pronation
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| Rotation of the palm so that it faces the anterior, is called _______. | Supination
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| When the arm is not in the anatomical position, turning the palm "downward" is still called _______. | Pronation
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| When the arm is not in the anatomical position, turning the palm "upward" is still called _______. | Supination
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| Define the term Inversion (as it relates to the foot/feet). | When the sole of the foot is turned inward toward the midline of the body
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| Define the term Eversion (as it relates to the foot/feet). | When the sole of the foot is turned outward away from the midline
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| When you "Evert" the feet, what happens to the knees? | They pull (or turn) inward
- EVERT = knEEs
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| Rotation | The movement of a body part around its longitudinal axis
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| Circumduction | Rotation of a body part in a circular motion
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| Of the head, arm, and leg - all of which can be rotated - which can be circumducted? | Only the arm and leg
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| Sphincter Muscle | A circular muscle that surrounds an opening of the body
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| Regarding sphincter muscles, "contraction" causes _______ of the opening; "relaxation" causes _______ of the opening. | - Constriction
- Dilation
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| Prime Mover | The primary muscle in the group that produces the desired action
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| Synergists | The "assisting muscles" - they impart steadiness and prevent unnecessary action
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| Fixators | Muscles that hold structures in position for action
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| Muscles are usually arranged in _______ _______ so that the contraction of one muscle, the _______, causes a specific action, and the contraction of the other muscle, the _______, causes the opposite action. | - Antagonist groups
- Agonist
- Antagonists
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| Smooth movement requires that each muscle _______ while the opposing muscle _______. | - Relax
- Contracts
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