ANAT20006 Lecture Notes - Lecture 15: Shoulder Joint, Open Hand, Supinator Muscle

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12 Jun 2018

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LECTURE 15

UPPER LIMBS (2) MUSCLES & MOVEMENT

•(1) Retraction is standing up straight, protraction is hunching forward and bringing girdle

forward.

•Elevating is bringing girdle up, and depressing is bringing it down. And upwards and downwards

rotation.

•Shoulder is ball and socket so will get movement in 3 planes.

•Elbow joint is hinge type synovial so movement in 1 plane: elbow

flexion and extension. Radioulnar joints have rotation, supination and

pronation. The wrist has flexion and extension and adduction

(outwards) and abduction (inwards). ]

Lecture 15 - Friday 25 August 2017

ANAT20006 - HUMAN STRUCTURE & FUNCTION

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•(3) fingers: flexion (fist) and extension (open hand). Abduction (fingers apart) and adduction

(fingers together). Thumb movements occur at 90 degrees to movement of other digits.

FASCIA

•(4) fascia: muscles are in compartments surrounded by fascia. Fascia allows muscles to glide. The

interosseus membrane is an example. Aponeurosis is what our skin adheres to. Deep fascia can be

specialised for different functions:

Lecture 15 - Friday 25 August 2017

ANAT20006 - HUMAN STRUCTURE & FUNCTION

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