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Published byClaribel Shepherd Modified over 9 years ago
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Quiz Ch. 8 1.What is one main functions of joints? 2.Name 2 parts of a synovial joint. 3.From what part of the joint capsule is synovial fluid secreted? 4.What are menisci? 5.What are two types of synovial joints?
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Chapter 8: Joints of the Skeleton
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Introduction Joints –1. –2. –Functions 1. 2. 3. 4
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Introduction Types of Joints (structural classification) –1. –2. –3. Synovial Joints –Diarthrotic, meaning… –Complex –Parts 1. 2. 3
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General Structure of a Synovial Joint Articular cartilage –1. –2. –3. Joint capsule –1. –2. Two layers Outer- Inner-
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Fig. 8.7
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General Structure of a Synovial Joint Ligaments –1. –2. –3. Synovial Membrane –1. –2. –3.
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General Structure of a Synovial Joint Synovial Fluid –1. –2. –3. –Can indicate joint health Bloody, with lipids- Clear- Cloudy, yellowish- Crystals- Cloudy, red tinged, pus-
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Fig. 8.7
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General Structure of a Synovial Joint Menisci –1. –2. –3. Bursae –1. –2. –3.
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Fig. 8.8
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Types of Synovial Joints Six major types –Ball and Socket –Condyloid –Gliding –Hinge –Pivot –Saddle Classified by shapes and movements
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Fig. 8.9
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Types of Joint Movements Muscles produce movements at synovial joints Muscle contracts –Pulls movable end (__________) toward immovable end (___________) –Movement occurs at joint
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Types of Joint Movements Flexion Extension Abduction Adductions
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Fig. 8.10
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Clinical App. 8.2 : Joint Disorders Sprains –1. Bursitis –1. –2.
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Arthritis –Inflammation of joint –_______ different types –Rheumatoid Arthritis (RA) –Osteoarthritis –Lyme Arthritis Clinical App. 8.2 : Joint Disorders
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Fig. 8A
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Life Span Changes Synovial Joints –Loss of function begins in ________ Progresses slowly –Synovial Fluid… –Joints lose …. –Range of motion, response time affected –Exercise…
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