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Joints by Mind Map: Joints

1. Synarthosis

1.1. Fibrous

1.1.1. Syndesmosis

1.1.1.1. ligamentous (joining of two bones) w/ no interdigitizing

1.1.1.1.1. Distal tib/fib

1.1.1.1.2. Interosseus membrane b/w radius/ulna

1.1.1.1.3. Ankle

1.1.2. Sutures

1.1.2.1. Fibrous (joining two interdigitizing bones

1.1.2.1.1. cranial bones

1.1.3. Gomphoses

1.1.3.1. Tooth

1.2. Cartilaginous

1.2.1. Synchondrosis

1.2.1.1. Hyaline cartilage joining two bones

1.2.1.1.1. Costal cartilage of ribs to sternum

1.2.1.1.2. Epiphyseal plate of long bones

1.2.2. Symphysis

1.2.2.1. Disc or fibrocartilage joining two bones

1.2.2.1.1. Intervertebral

1.2.2.1.2. Pubic symphysis

2. Diarthrosis

2.1. Joint Capsule

2.1.1. Stratum fibrosum

2.1.1.1. encircles bony comp.

2.1.1.2. attached by Sharpey's fibers

2.1.1.3. poorly vascularized

2.1.1.4. richly innervated by joint receptors

2.1.2. Stratum synovium

2.1.2.1. highly vascularized

2.1.2.2. poorly innervated

2.1.2.3. synoviocytes make hyaluronic acid

2.1.2.4. produces collagen

2.2. Synovial joint

2.2.1. Plane (uniaxial)

2.2.1.1. gliding or sliding movement

2.2.1.1.1. AC joint

2.2.1.1.2. intercarpal

2.2.2. Pivot (uniaxial)

2.2.2.1. rotation

2.2.2.1.1. atlanto-axial joint

2.2.2.1.2. radioulnar

2.2.3. Hinge (uniaxial)

2.2.3.1. flexion and extension

2.2.3.1.1. humeroulnar

2.2.3.1.2. interphalangeal

2.2.4. Condyloid (biaxial)

2.2.4.1. flexion/extension and abduction/adduction

2.2.4.1.1. MCP

2.2.4.1.2. radiocarpal

2.2.5. Saddle (biaxial)

2.2.5.1. flexion/extension and abduction/adduction

2.2.5.1.1. thumb CMC

2.2.5.1.2. sternoclavicular

2.2.6. Ball and socket (multiaxial)

2.2.6.1. f/e, abd/add, med/lat rotation, circumduction

2.2.6.1.1. glenohumeral

2.2.6.1.2. acetabulofemoral