Shared Flashcard Set

Details

Muscles of the forearm, carpus, hand and wrist
Origins, Insertions and Actions
17
Anatomy
Undergraduate 2
05/12/2010

Additional Anatomy Flashcards

 


 

Cards

Term
Palmaris longus
Definition

Origin- medial epicondyle of humerus

 

Insertion- palmar aponeurosis & transverse carpal ligament

 

Action- flexion of wrist and antebrachium; tenses palmar aponeurosis

Term
Flexor carpi ulnaris
Definition

Origin- medial epicondyle of humerus

 

Insertion- pisiform & hamate bones; base of metacarpal 5

 

Action- flexion and adduction of wrist

Term
Flexor carpi radialis
Definition

Origin- medial epicondyle of humerus

 

Insertion- base of metacarpal 2; slip to metacarpal 3

 

Action- flexion of wrist and forearm; abduction of hand

Term
Flexor digitorum superficialis
Definition

Origin- medial epicondyle of humerus; coronoid process of ulna; oblique line of radius

 

Insertion- middle phalanx of 4 fingers

 

Action- flexion of second phalanges of 4 fingers; flexion of elbow and wrist

Term
Flexor digitorum profundus
Definition

Origin- proximal shaft of ulna; coronoid process of ulna

 

Insertion- distal phalanx of 4 fingers

 

Action- flexion of all phalanges of 4 fingers; flexion of hand at wrist

Term
Flexor pollicis longus
Definition

Origin- anterior radius; coronoid process of ulna; median epicondyle of humerus 

 

Insertion- distal phalanx of pollex (thumb)

 

Action- flexion of thumb; flexion and adduction of first metatarsal

Term

Pronator teres

Definition

Origin- medial epicondyle of humerus; coronoid process of ulna

 

Insertion- proximal & middle radius, lateral side

 

Action- pronation of hand

Term
Pronator quadratus
Definition

Origin- anterior distal ulna

 

Insertion- anterior distal 1/4 of radius

 

Action- pronation of hand

Term
Extensor carpi radialis longus
Definition

Origin- lateral supracondyle of humerus

 

Insertion- base of metacarpal 2

 

Action- extension and abduction of wrist

Term
Extensor carpi radialis brevis
Definition

Origin- lateral epicondyle of humerus

 

Insertion- metacarpal 3

 

Action- extension and abduction of wrist

Term
Extensor carpi ulnaris
Definition

Origin- lateral epicondyle of humerus

 

Insertion- metacaral 5

 

Action- extension and abduction of wrist

Term
Extensor digitorum
Definition

Origin- lateral epicondyle of humerus

 

Insertion- middle & distal phalanges of 4 fingers

 

Actions- extension of digits and wrist

Term
Extensor digiti minimi
Definition

Origin- lateral epicondyle of humerus

 

Insertion- posterior proximal phalanx 5

 

Action- extension of little finger

 

 

 

Term
Extensor indicis
Definition

Origin- distal ulna, radius & interosseous membrane

 

Insertion- tendon of extensor digitorum to index finger

 

Action- extension of index finger

 

 

Term
Abductor pollicis longus
Definition

Origin- mid ulna, radius & interosseous membrane

 

Insertion- proximal metacarpal 1, lateral side

 

Action- abduction of thumb & hand

Term
Extensor pollicis longus
Definition

Origin- distal, posterior ulna

 

Insertion- base of distal phalanx of thumb

 

Action- extension of thumb & abduction of wrist

 

 

Term
Extensor pollicis brevis
Definition

Origin- distal radius & interosseous membrane

 

Insertion- proximal phalanx of thumb

 

Action- extension ofproximal phalanx of thumb; abduction of hand

Supporting users have an ad free experience!