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17
Anatomy
11th Grade
01/17/2012

Additional Anatomy Flashcards

 


 

Cards

Term
anconeus
Definition

Origin: lateral epicondyle of humerus

 

insertion: lateral olecranon process

 

Action: abducts ulna during pronation

Term
supinator
Definition
Term
abductor pollicis longus
Definition

origin: posterior surface of radius and ulna

 

insertion: metecarpal 1 and trapezium

 

Action: abducts/extends thumb

Term
extensor pollicis brevis
Definition

origin: doesal shaft of radius

 

Insertion: proximal phanlynx of thumb

 

Action: extends thumb

 

Term
extensor pollicis longus
Definition

Origin:dorsal shaft of ulna

 

Insertion: base of distal phalanx of thumb

 

Action: extends thumb

Term
extensor indicis
Definition

Origin: distal 1/3 of dorsal ulna

 

Insertion: base of proximal phalanx of #2

 

Action: extends pointer finger;assists pronation

Term
extensor carpi radialis longus
Definition

Origin: lateral supercondylar ridge of humerus

 

insertion: base of metecarpal #2

 

Action: extends/abducts wrist

Term

extensor carpi ulnaris

 

Definition

Origin: lateral epicondyle; posterior border of the ulna

 

insertion: base of metacarpal #5

 

Action: extends/adducts wrist

 

Term
extensor digitorum
Definition

Origin: lateral epicondyle

 

Insertion: distal phalanges off fingers 2-5

 

Action: extends fingers and wrist

Term
illiacus
Definition

Origin: illiac fossa and crest; lateral sancrum

 

insertion: lesser trochanter of femur

 

Action: flex thigh

Term
quadratus
Definition

origin: illiac crest

 

insertion: transverse proccess of upper lumbar vertabrae and lower margin of 12th rib

 

Action: flexes spine laterally; maintains posture

Term
psoas major (deep)
Definition

Origin: t12 and lumbar vertabrae

 

insertion: lesser trochanter of femur

 

Action: lateral flexion of spine

Term
psoas minor (deep)
Definition

Origin: T12 and L1

 

insertion: Pubis

 

Action: flexes lumbar spine

Term
transverse abdominis
Definition

origin: inguinal ligament iliac crest cartilages of last 5 or 6 ribs

 

insertion: linea alba and pubic crest

 

Action: compresses abdominal contents

Term
internal oblique
Definition

internal oblique

origin: illiac crest, inguinal ligament

 

insertion: linea alba, pubic crest, costal cartilages of last 3 ribs

 

action: flexes vertebral column (oblique curls)

Term
rectus abdominis
Definition

Origin: pubic crest and symphyisis

 

insertion: xiphoid process and costal cartilages of ribs 5-7

 

action: flexes/ rotates vertabral column (sit ups)

Term
external oblique
Definition

origin: anterior surface of the last 8 ribs

 

insertion: lina alba, pubic crest, iliac crest

 

Action: flexes/rotates vertabral column (oblique curls)

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