Arms Flashcards
What is the membrane between bones?
Interosseus Membrane
Bicep Brachii Short Head
O: Corcoid Process of scapula
I: Tuberosity if radius/bicipital aponeurosis
A: Flexion of humerus
Bicep Brachii Long Head
O: Supraglenoid Process
I: Tuberosity of radius/bicipital aponeurosis
A: Flexion of elbow/ supination of forearm
Brachialis
Strongest elbow flexor
O: Lower half of anterior shaft of humerus
I: Tuberosity and corcoid process of ulna
A: Flexion of elbow
Coracobrachialis
O: Corcoid process of Scapula
I: Middle 3rd of medial surface of humeral shaft
A: Flexion and adduction of humerus
Supinator
O: Lateral epicondyle of humerus and shaft of ulna
I: Lateral surface of proximal 3rd of radius
A: Supination of forearm
Pronator Teres
O: Humeral head/ medial epiconyle of humerus/ cornoid process of ulna
I: Middle of lateral shaft of radius
A: Pronation of forearm/ assist in flexion of elbow
Pronator Quadratus
O: Distal 4th of anterior ulna
I: Distal 4th of anterior radius
A: Pronates the forearm
Flexor Carpi Radialis
O: Medial epicondyle of humerus
I: Basis of 2nd, 3rd metacarpals
A: Flexion/ abduction of wrist
Palmaris Longus
O: Medial epicondyle of humerus
I: Palmar aponeurosis/ flexor ratinaculum
A: Assist flexion of wrist
Flexor Digitorium Superficialis
O: Humeral head, medial epicondyle of humerus/ cornoid process of ulna/ radial head anterior oblique line of radius
I: Sides of shafts of middle flangees of 4 fingers
A: Flexion of 4 fingers at their joints, assist flexion of wrist
Flexor Digitorium Profundis
O: Proximal 3/4 of anterior ulna and interosius membrane
I: Basis of Distal flangees of 4 fingers
A: Flexion of 4 fingers at their joints, assist flexion of wrist
Policis Flexor Longus
O: Middle of anterior radius/ interosius membrane
I: Distal flanex of thumb
A: Flexion of thumb at its joint
