Term
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Definition
| junction of two or more bones |
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Term
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Definition
Bones tightly connected by either fibrous tissue or cartilage
• No movement possible
• Example: skull sutures |
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Term
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Definition
• Pad of fibrocartilage between bones
• Pad cushions the joint and allows limited movement in response to compression, tension, or torsion
• Examples: pubic symphysis, intervertebral discs |
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Term
| synjovial joints- most movable joints |
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Definition
• Joint cavity enclosed by a fibroelastic joint capsule. The capsule includes: (1) an outer, tough,
fibrous layer and (2) an inner synovial membrane that secretes synovial fluid into the cavity. Synovial
fluid functions as a lubricant.
• Articular cartilage covers (and cushions) the ends of bones
• Ligaments span the joint to reinforce and strengthen the joint
• Muscles spanning the joint also help to reinforce the joint |
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Term
| ball and socket joint- shoulder and hip |
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Definition
• Rounded head of one bone fits into the cuplike cavity of another
• Wide range of movements possible, e.g. abduction, adduction, flexion, extension, medial and
lateral rotation. |
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Term
| hinge joint- elbow and kneww |
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Definition
• Convex surface of one bone fits into concave surface of another
• Primarily bending movements, i.e., flexion and extension |
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Term
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Definition
| lateral movement of trunk in coronal plane |
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Term
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Definition
| lateral movement of a body part away from the midline |
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Term
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Definition
| medial movement of a body part toward the midline |
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Term
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Definition
| limb segment pivots around the longitudinal axis of the limb |
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Term
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Definition
| rotation of the anterior surface of a limb medially |
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Term
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Definition
| rotation of the anterior surface of a limb laterally |
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Term
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Definition
| rotation of forearm and hand laterally so the palm faces anteriorly |
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Term
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Definition
| rotation of forearm and hand medially so the palm faces posteriorly |
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Term
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Definition
| rotation of forearm and hand medially so the palm faces posteriorly |
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Term
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Definition
| movement of the sole of the foot medially |
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Term
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Definition
| movement of a body part superiorly (e.g. scapula, mandible) |
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Term
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Definition
| movement of a body part inferiorly (e.g. scapula, mandible) |
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Term
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Definition
| movement of the superior surface of foot toward the leg |
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Term
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Definition
| movement of the sole of foot inferiorly (“pointing toes”) |
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Term
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Definition
| movement of body part anteriorly (e.g. scapula, mandible) |
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Term
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Definition
| movement of a body part posteriorly (e.g. scapula, mandible) |
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