Gr8 lesson3

JOINTS ,[object Object],[object Object],[object Object],[object Object],[object Object]

Synovial joints ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ball & socket joints ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

Hinge Joints ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The pivot joint ,[object Object],[object Object],[object Object],[object Object],[object Object]

Condyloid and gliding joints ,[object Object],[object Object],[object Object],[object Object],[object Object]

Features of a synovial joint ,[object Object],[object Object],[object Object],[object Object],Slippery fluid like egg white which fills joint capsule Synovial fluid ,[object Object],[object Object],Outer layer – tough & fibrous Inner – synovial membrane covers all internal surfaces Two layered joint capsule ,[object Object],Smooth& spongy covers ends of bones Hyaline/articular cartilage FUNCTION STRUCTURE FEATURE

FUNCTION STRUCTURE FEATURE ,[object Object],Fluid filled sac found between tendon and bone Bursae ,[object Object],[object Object],[object Object],A wedge of tough flexible cartilage Meniscus ,[object Object],[object Object],[object Object],Fatty pad found between capsule, bone or muscle Pads of fat ,[object Object],[object Object],A band of strong fibrous connective material Ligament

Movements around a joint ,[object Object],[object Object],[object Object]

Facing the palm of the hand up SUPINATION Facing the palm of the hand down PRONATION Bending the foot upwards towards tibia DORSIFLEXION Pointing the foot downwards PLANTAR FLEXION Bending sideways LATERAL FLEXION Lower end of bone moves around in a circle CIRCUMDUCTION Movement of a bone around its axis (can be inward (medial) or outward (lateral)) ROTATION Movement towards the midline of the body ADDUCTION Movement away from the midline of the body ABDUCTION An increase in the angle which occurs at a joint EXTENSION A decrease in the angle that occurs in a joint FLEXION MEANING TERM

Dorsiflexion & plantaflexion ANKLE Flexion & extension KNEE Flexion & extension, adduction & abduction, circumduction HIP Flexion & extension, lateral extension, rotation SPINE Flexion & extension, adduction & abduction, circumduction WRIST Pronation & supination RADIO-ULNA Flexion & extension ELBOW Flexion & extension, adduction & abduction, circumduction , rotation SHOULDER POSSIBLE MOVEMENTS JOINT

[object Object],[object Object],[object Object]

Smooth Muscle ,[object Object],[object Object],[object Object]

Cardiac Muscle ,[object Object],[object Object],[object Object],[object Object]

Skeletal Muscle ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Gr8 lesson3

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Gr8 lesson3