Muscles III

Card Set Information

Author:
tinibr11
ID:
225290
Filename:
Muscles III
Updated:
2013-06-28 12:36:25
Tags:
Anatomy muscles
Folders:

Description:
EEOB 2510: Muscles III - origins, insertions, and actions
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  1. Serratus ventralis
    - Origin 
    - Insertion
    - Action
    • Origin: ribs
    • Insertion: Scapula
    • Action: draws scapula ventrally & cranially
  2. External intercostal
    - Origin
    - Insertion
    - Action
    • Origin: rib #n
    • Insertion: rib #(n+1)
    • Action: lift ribs; draws ribs out
  3. Internal intercostals
    - Origin
    - Insertion
    - Action
    • Origin: rib #n
    • Insertion: rib #(n-1)
    • Action: draw ribs together; lower ribs during respiration
  4. Supraspinatus
    - Origin
    - Insertion
    - Action
    • Origin: scapula
    • Insertion: humerus
    • Action: extend humerus
  5. Infraspinatus
    - Origin
    - Insertion
    - Action
    • Origin: scapula
    • Insertion: humerus
    • Action: rotates humerus laterally
  6. Teres major
    - Origin
    - Insertion
    - Action
    • Origin: scapula
    • Insertion: humerus
    • Action: flex and rotate humerus
  7. Splenius
    - Origin
    - Insertion
    - Action
    • Origin: spines of thoracic vertebrae
    • Insertion: occipital bone
    • Action: turn and raise the head
  8. Rhomboideus group
    - Origin
    - Insertion
    - Action
    • Origin: cervical & thoracic vertebrae 
    • Insertion: scapula
    • Action: draw scapula anteriorly & dorsally
  9. Biceps brachii
    - Origin
    - Insertion
    - Action
    • Origin: scapula
    • Insertion: radius
    • Action: flexes elbow/forelimb
  10. Epitrochlearis 
    - Origin
    - Insertion
    - Action
    • Origin: fascia of latissimus dorsi
    • Insertion: ulna
    • Action: extends elbow/forelimb
  11. Triceps brachii - Long head
    - Origin
    - Insertion
    - Action
    • Origin: scapula
    • Insertion: ulna
    • Action: extend elbow/forelimb
  12. Palmaris Longus
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: digits
    • Action: flexes digits
  13. Flexor carpi radialis
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: 2nd & 3rd metacarpals
    • Action: flex wrist
  14. Flexor carpi ulnaris
    - Origin
    - Insertion
    - Action
    • Origin: humerus & ulna
    • Insertion: carpals
    • Action: flex wrist
  15. Pronator teres
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: radius
    • Action: rotates radius, pronates palm
  16. Brachialis 
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: ulna
    • Action: flexes elbow/forelimb
  17. Triceps brachii - Lateral head
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: ulna
    • Action: extend elbow/forelimb
  18. Brachioradialis 
    - Origin
    - Insertion
    - Action
    • Origin: humerus 
    • Insertion: radius
    • Action: supinates front paw
  19. Triceps brachii - Medial head
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: ulna
    • Action: extend elbow
  20. Extensor carpi radialis longus/brevis
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: 2nd & 3rd metacarpals
    • Action: extend wrist
  21. Extensor carpi ulnaris
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: 5th metacarpal
    • Action: extend wrist
  22. Extensor digitorum communis & lateralis
    - Origin
    - Insertion
    - Action
    • Origin: humerus
    • Insertion: digits/proximal phalanges
    • Action: extend digits

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