Muscles Week 10 Flashcards
Pronator Teres - Origin
Humeral head: medial epicondyle via common flexor tendon; Ulnar head: coronoid process of ulna
Pronator Teres - Insertion
Lateral radius middle of shaft (pronator tuberosity)
Pronator Teres - Action
Pronation of forearm
Pronator Teres - Innervation
Median nerve
Flexor Digitorum Superficialis - Origin
Humeral-ulnar head: medial epicondyle via common flexor tendon and coronoid process of ulna; Radial head: oblique line of radius
Flexor Digitorum Superficialis - Insertion
Base of middle phalanges of fingers 2-5
Flexor Digitorum Superficialis - Action
Flexion of fingers 2-5 (PIP, MCP)
Flexor Digitorum Superficialis - Innervation
Median nerve
Flexor Carpi Radialis - Origin
Medial epicondyle (via common flexor tendon)
Flexor Carpi Radialis - Insertion
Base of 2nd and 3rd metacarpals (anterior side)
Flexor Carpi Radialis - Action
Flexion of wrist; radial flexion (abduction) of wrist
Flexor Carpi Radialis - Innervation
Median nerve
Flexor Digitorum Profundus - Origin
Anterior and medial surface of ulna (proximal ½) and interosseous membrane
Flexor Digitorum Profundus - Insertion
Base of distal phalanges of fingers 2-5
Flexor Digitorum Profundus - Action
Flexion of fingers (at DIP, PIP, MCP joints)
Flexor Digitorum Profundus - Innervation
Median nerve; ulnar nerve
Palmaris Longus - Origin
Medial epicondyle (via common flexor tendon)
Palmaris Longus - Insertion
Palmar aponeurosis and flexor retinaculum
Palmaris Longus - Action
Flexion of wrist
Palmaris Longus - Innervation
Median nerve
Flexor Carpi Ulnaris - Origin
Humeral Head: medial epicondyle (common flexor tendon); Ulnar Head: medial aspect of olecranon and proximal 2/3 of medial ulna
Flexor Carpi Ulnaris - Insertion
Pisiform and hamate bones; base of 5th metacarpal
Flexor Carpi Ulnaris - Action
Flexion of wrist; ulnar flexion (adduction) of wrist
Flexor Carpi Ulnaris - Innervation
Ulnar nerve
Flexor Digitorum Profundis
Flexor digitorum superficialis
Flexor carpi ulnaris
Palmaris longus
Flexor carpi radialis
Pronator teres