Movements of the Body
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| extension | straightens or opens a joint
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| flexion | bends a joint (or brings bones closer together)
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| adduction | brings limb closer to the body (or midline)
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| abduction | moves limb laterally (away from midline)
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| medial (or internal) rotation | limb turns in, toward the midline (occurs at shoulder & hip joints)
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| lateral (or external) rotation | limb swings away from midline (occurs at shoulder & hip joints)
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| rotation | pertains only to the axial skeleton (the head & vertebral column)
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| circumduction | involves combination of flexion, extension, adduction, & abduction; together these create a cone-shaped motion (possible only at shoulder & hip joints)
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| lateral flexion | when the head or vertebral column bend laterally to the side (occurs only at the axial skeleton)
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| supination | when the radius & ulna lie parallel to one another (palms face up) or when feet curve inward.
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| pronation | when the radius crosses over the ulna (palm down) or when feet curve outward
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| opposition | occurs only at the carpometacarpal joint of the thumb, when the thumbpad crosses over the palm toward the last (pinkie) finger
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| inversion | elevates foot's medial side, twisting the foot inward
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| eversion | elevates foot's lateral side, twisting the foot outward
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| plantar flexion | the ankle movment needed to point the foot or step on the car gas pedal.
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| dorsiflexion | moves the ankle in closer, like letting off the gas pedal.
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| protraction | when clavicle, scapula, head, or jaw move anteriorly.
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| retraction | when clavicle, scapula, head, or jaw move posteriorly.
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| elevation | when the scapula or jaw move superiorly
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| depression | when the scapula or jaw move inferiorly
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| deviation | shifting of the mandible (jaw) to either side, like when chewing or talking.
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Created by:
Sonhos
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