quiz ch. 8
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Quiz Ch. 8. What is one main functions of joints? Name 2 parts of a synovial joint. From what part of the joint capsule is synovial fluid secreted? What are menisci? What are two types of synovial joints?. Chapter 8: Joints of the Skeleton. Introduction. Joints 1. 2. Functions 1. 2. - PowerPoint PPT PresentationTRANSCRIPT
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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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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…