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Details

Block 1 - Hand Muscles
Muscles of hand
15
Anatomy
Professional
09/09/2010

Additional Anatomy Flashcards

 


 

Cards

Term
Hand
Definition

N: Ulnar n.

A: Superficial Palmar Arch

Term
Adductor Pollicis
Definition

O: Medial proximal phalanx

I: Base of 2nd, 3rd metacarpals

Capitate

F: Adduct thumb

Term
Palmaris Brevis
Definition

O: Skin of medial side of palm

I: Palmar aponerosis

F: Adduct and extend hand

Term
Thenar
Definition

Abductor Pollicis Brevis, Flexor Pollicis Brevis, Opponens Pollicis

 

N: Recurrent Branch of Median n.

A: Superficial palmar arch

 

Damage -> Prevent opposition of the thumb "ape-hand"

Term
Abductor Pollicis Brevis
Definition

O: Flexor retinaculum, Scaphoid/trapezium carpals

I: Proximal phalanx of thumb

F: Abduct thumb

Term
Flexor Pollicis Brevis
Definition

O: Flexor retinaculum, trapezium carpal

I: Proximal phalanx of thumb

F: Flex thumb

Term

Opponens Pollicis

 

Definition

O: Flexor retinaculum, Trapezium carpal

I: 1st metacarpal

F: Medially rotate and oppose thumb

Term
Hypothenar
Definition

Abductor Digiti Minimi, Flexor digiti minimi, Opponens digiti minimi

 

N: Deep ulnar n.

A: Superficial palmar arch

Term
Abductor Digiti Minimi
Definition

O: Pisiform

I: Proximal phalanx of 5th digit

F: Abduct 5th digit

Term
Flexor Digiti Minimi
Definition

O: Flexor retinaculum, Hook of hamate

i: Proximal phalanx of 5th digit

F: Flex 5th digit

Term
Opponens Digiti Minimi
Definition

O: Flexor retinaculum, Hook of hamate

I: Medial 5th metacarpal

F: Medially rotate, oppose 5th digit

Term
Centrally Located deep muscles
Definition
Lumbricals (4), Palmar Interossei (3), Dorsal Interossei (4)
Term
Lumbricals (4)
Definition

O: Tendons of flexor digitorum profundus

I: Lateral extension of hoods of 2-5 digits

N: 1,2 -> median n.

3,4 -> ulnar n.

A: Superficial palmar arch

F: Flex MP joint, Extend PIP and DIP

Term
Palmar Interossei (3)
Definition

O: 2,4,5 metacarpals

I: Extensor hoods, Proximal phalanges of 2,4,5 digits

N: Deep ulnar n.

A: Superficial palmar arch

F: Adduct

Term

Dorsal Interossei (4)

 

Definition

O: Between metacarpals

I: Extensor hood, proximal phalanges of 2-4 digits

N: Deep ulnar n.

A: Deep palmar arch

F: Abduct

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