UE Muscles - Statistics

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General Stats

This quiz has been taken 5 times
The average score is 21 of 29

Answer Stats

Origin	Insertion	Action	Answer	% Correct
SH - coracoid process of scapulaLH - supraglenoid tubercle of scapula	Radial tuberosity	Flex & supinate forearm (PM); LHcan also flex humerus	Biceps brachii	100%
Distal anterior humerus	Coronoid process of ulna	Flex forearm (PM)	Brachialis	100%
Lateral supracondylar ridge	Base of styloid process of radius	Synergist in forearm flexion	Brachioradialis	100%
Coracoid process of scapula	Medial surface of humerus	Flex & adduct humerus	Coracobrachialis	100%
Lateral epicondyle of humerus	Base of fifth metacarpal	Extend & adducts hand	Extensor carpi ulnaris	100%
Spinous processes of T7-L5, ribs9-12, iliac crest	Intertubercular sulcus of humerus	Extends (PM), adducts, mediallyrotates humerus	Latissimus dorsi	100%
Sternum, medial clavicle, ribs 1-6;aponeurosis of ext.oblique muscle	Greater tubercle of humerus	Flexes (PM), medially rotates, & adducts humerus	Pectoralis major	100%
Anterior surface of ribs 3-5 [or 2-4]	Coracoid process of scapula	Protract and rotate scapuladownward	Pectoralis minor	100%
Medial epicondyle of humerus	Lateral radius	Pronate forearm	Pronator teres	100%
Subscapular fossa	Lesser tubercle of humerus	Medially rotates humerus	Subscapularis	100%
Posterior surface of scapula atinferior angle	Lesser tubercle of humerus	Extend, medially rotate, andadduct humerus	Teres major	100%
Lateral scapula	Greater tubercle of humerus	Laterally rotates humerus	Teres minor	100%
Occipital bone, nuchal ligament, &spinous processes C7-T12	Acromion & spine of scapula, lateral clavicle	Stabilizes, elevates, retracts & rotates (upward) scapula	Trapezius	100%
LgH - infraglenoid tubercle ofscapula LtH & MH - posterior humerus	Olecranon process of ulna	Extend forearm (PM)	Triceps brachii	100%
Lateral epicondyle of humerus	Lateral aspect of olecranon of ulna	Extend forearm	Anconeus	50%
Lateral ⅓ of clavicle, acromion andspine of scapula	Deltoid tuberosity of humerus	Abduction of humerus (PM);flexion, extension; medial and lateral rotation of humerus	Deltoid	50%
Lateral epicondyle of humerus	Base of third metacarpal	Extends & abducts hand; (radialdeviation)	Extensor carpi radialis brevis	50%
Lateral supracondylar ridge	Base of second metacarpal	Extends & abducts hand; (radialdeviation)	Extensor carpi radialislongus	50%
Lateral epicondyle of humerus	Multiplex tendon to extensorexpansions & distal phalanges II-V	Extend fingers II-V & hand at wrist	Extensor digitorum	50%
Medial epicondyle of humerus	Base of second & third metacarpal	Flex hand at wrist; abduct hand(radial deviation)	Flexor carpi radialis	50%
Medial epicondyle of humerus	Pisiform & hamate bones & base offifth metacarpal	Flex & adduct hand; (ulnardeviation)	Flexor carpi ulnaris	50%
Proximal ulna & interosseousmembrane	Multiplex tendon to distal phalangesII-V	Flex distal inter-phalangeal jointsof fingers II-V	Flexor digitorum profundus	50%
Medial epicondyle of humerus	Multiplex tendon to middlephalanges II-V	Flexes hand and middlephalanges of fingers II-V	Flexor digitorum superficialis	50%
Infraspinous fossa	Greater tubercle of humerus	Laterally rotates humerus	Infraspinatus	50%
Medial epicondyle of humerus	Fascia of palm	Tenses skin of palm; weak wristflexor	Palmaris longus	50%
Distal anterior ulna	Distal anterior radius	Pronate forearm (PM)	Pronator quadratus	50%
Ribs 1-9	Medial border of scapula	Rotates scapula (upward);protracts scapula (PM)	Serratus anterior	50%
Supraspinous fossa	Greater tubercle of humerus	Initiates abduction of arm	Supraspinatus	50%
Spinous processes of C7-T5	Medial border of scapula	Stabilize scapula; retract, rotatescapula downward	Rhomboids (major & minor)	0%

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