Muscles of the Axial Skeleton Flashcards Preview

Anatomy & Physiology Series > Muscles of the Axial Skeleton > Flashcards

Flashcards in Muscles of the Axial Skeleton Deck (103)
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1

Levator scapulae

•Action: Raises scapula

•Origin: Transverse process of C1-C4

•Insertion: Superior border of the scapula 

2

Levator scapulae

•Action: Raises scapula

•Origin: Transverse process of C1-C4

•Insertion: Superior border of the scapula 

3

Levator scapulae

•Action: Raises scapula

•Origin: Transverse process of C1-C4

•Insertion: Superior border of the scapula 

4

Sternohyoid  

•Action:Depress larynx

•Origin: Manubrium & clavicle

•Insertion: Hyoid bone 

5

Levator scapulae

•Action: Raises scapula

•Origin: Transverse process of C1-C4

•Insertion: Superior border of the scapula 

6

Sternohyoid

•Action: Depress larynx

•Origin: Manubrium & clavicle

•Insertion: Hyoid bone 

7

Mylohyoid

•Action: Elevates hyoid bone during swallowing

•Origin: Medial mandible

•Insertion: Hyoid bone 

8

Mylohyoid

•Action: Elevates hyoid bone during swallowing

•Origin: Medial mandible

•Insertion: Hyoid bone 

9

Stylohyoid 

•Action: Elevates and retracts hyoid bone

•Origin: Styloid process of temporal bone

•Insertion: Hyoid bone 

10

Stylohyoid 

•Action:Elevates and retracts hyoid bone

•Origin: Styloid process of temporal bone

•Insertion: Hyoid bone 

11

Sternohyoid

•Action: Depress larynx

•Origin: Manubrium & clavicle

•Insertion: Hyoid bone 

12

Stylohyoid 

•Action:Elevates and retracts hyoid bone

•Origin: Styloid process of temporal bone

•Insertion: Hyoid bone 

13

Digastrics

•Action: Elevates hyoid bone, open mouth, depress mandible

•Origin: Lower mandible & mastoid process

•Insertion: Hyoid bone 

 

14

Stylohyoid

•Action:Elevates and retracts hyoid bone

•Origin: Styloid process of temporal bone

•Insertion: Hyoid bone 

15

Digastrics

•Action: Elevates hyoid bone, open mouth, depress mandible

•Origin: Lower mandible & mastoid process

•Insertion: Hyoid bone 

16

Digastrics

•Action: Elevates hyoid bone, open mouth, depress mandible

•Origin: Lower mandible & mastoid process

•Insertion: Hyoid bone 

17

Digastrics

•Action: Elevates hyoid bone, open mouth, depress mandible

•Origin: Lower mandible & mastoid process

•Insertion: Hyoid bone 

18

Digastrics

•Action: Elevates hyoid bone, open mouth, depress mandible

•Origin: Lower mandible & mastoid process

•Insertion: Hyoid bone 

19

Scalenes

•Action: Flex & rotate neck, elevate ribs

•Origin: Transverse process of cervical vertebrae

•Insertion: Ribs 1 & 2

20

Scalenes

•Action: Flex & rotate neck, elevate ribs

•Origin: Transverse process of cervical vertebrae

•Insertion: Ribs 1 & 2

21

Sternocleidomastoid

•Action: Flex neck & rotate head

•Origin: Manubrium of sternum & clavicle

•Insertion: Mastoid process of temporal bone, superior to nuchal line of occipital bone 

22

Sternocleidomastoid

•Action: Flex neck & rotate head

•Origin: Manubrium of sternum & clavicle

•Insertion: Mastoid process of temporal bone, superior to nuchal line of occipital bone 

23

Sternocleidomastoid

•Action: Flex neck & rotate head

•Origin: Manubrium of sternum & clavicle

•Insertion: Mastoid process of temporal bone, superior to nuchal line of occipital bone 

24

Sternocleidomastoid

•Action: Flex neck & rotate head

•Origin: Manubrium of sternum & clavicle

•Insertion: Mastoid process of temporal bone, superior to nuchal line of occipital bone 

25

Platysma

•Action: Depress mandible

•Origin: Fascia of chest

•Insertion: Lower margin of mandible, skin & muscle of the corner of the mouth 

26

Platysma

•Action: Depress mandible

•Origin: Fascia of chest

•Insertion: Lower margin of mandible, skin & muscle of the corner of the mouth 

27

Platysma

•Action: Depress mandible

•Origin: Fascia of chest

•Insertion: Lower margin of mandible, skin & muscle of the corner of the mouth 

28

Latissimus dorsi

•Action: Arm extension, adduct & rotate arm

•Origin: Spinous process of T6-L5, iliac crest

•Insertion: Intertubercle sulcus of humerus

 

29

Latissimus dorsi

•Action: Arm extension, adduct & rotate arm

•Origin: Spinous process of T6-L5, iliac crest

•Insertion: Intertubercle sulcus of humerus

30

Latissimus dorsi

•Action: Arm extension, adduct & rotate arm

•Origin: Spinous process of T6-L5, iliac crest

•Insertion: Intertubercle sulcus of humerus