Science Quiz / Upper Extremity

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Can you name the Upper Extremity?

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HintAnswer
Abducts digit 5
Flex digits 2-5
Abduction.. Lateral epicondyle.. Extends
Deep to clavicle
Diamond shpaed. Goes from vertebrae to scapula. 2nd muscle to prevent winging
Medial epicondyle goes down to form palmar aponeurosis
3 muscle inbetween metacarpals.. Adduct.. Pad
Extends digits 2-5
Keeps scapula pressed against thoracic wall.. Deep to trapezius and superior to Rhomboideus major
4 muscles abduct Dab
Origin: Ribs Inserts: achromion Stabalizes scapula
HintAnswer
Flex digit 1
Crosses elbow weak extensor contracts during pronation + supination.. Humerus to ulna
Inferior to infraspinatus. Posterior part of proximal humerus.. Lateral roatator
Radial wrist insertion (lateral) flexor + abductor
Origin: ulna pronates the forearm
flexes thumb
Infraspinatus fossa to posterior part of proximal humerus.. Lateral rotator
Elevates scapula
Humerus and wraps around radius.. Supinator
Same function as minor but inferior in location
Adduction of wrist.. Lateral epicondyle.. Extends
HintAnswer
Between radius + humerus.. Flexor supenator
Origin: Ribs Inserts: scapula posteriorly. Holds Scapula against body wall
Flexes digit 5
3 heads: medial, lateral, long.. Medial + lateral shaft of humerus. Long on scapula..Extension
4 small muscle of the hand
2 heads: Long/short Short head on coracoid process and inserts on radial tuberosity on radius. Long head on supraglenoid tubercule and inserts on upper ulna.. Supinates plus flexor
Flexor of elbow Inserts on ulna originates on humerus
Adducts thumb on metacarpal 3
Deep to scapula Subscapularis fossa and inserts on humerus. Medial rotator adductor
Extends digit 5
Extends thumb
HintAnswer
Origin: chest insertion: humerus causes flexion
Deepest of three thenar muscles.. Rotates thumb to touch other finger tips
medial epicondyle to pisiform bone of hand. Adduct + flex
Covers glenohumeral joint.. Causes adduction
Pronator.. Distal part of radius + ulna
Abducts thumb
Scapula to humerus shaft.. Medial rotator adductor of humerus
Rotates 5th digit to meet thumb
Inserts on shaft of humerus originates on vertebrae. Extension + adduction
Origin: supraspinatus fossa Insertion: greater tubercule Abducts at shoulder
Abducts thumb

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