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Flashcards in Back Deck (23):
1

Origin of rhomboid major

spinous processes T2-T5

2

Insertion of rhomboid major

medial border of scapula

3

Innervation of rhomboid major

dorsal scapular nerve (C4/5)

4

Function of rhomboid major

rotates and retracts scapula

5

Origin of rhomboid minor

nuchal ligament and spinous processes C7-T1

6

Insertion of rhomboid minor

medial border of scapula

7

Innervation of rhomboid minor

dorsal scapular nerve (C4/5)

8

Function of rhomboid minor

rotates and retracts scapula

9

Origin of serratus posterior superior

nuchal ligament and spinous processes C7-T3

10

Insertion of serratus posterior superior

superior border ribs 2-5

11

Innervation of serratus posterior superior

intercostal nerves T1-T4

12

Function of serratus posterior superior

elevates ribs

13

Origin of serratus posterior inferior

spinous processes T11-L2

14

Insertion of serratus posterior inferior

inferior border ribs 9-12

15

Innervation of serratus posterior inferior

intercostal nerves T9-T12

16

Function of serratus posterior inferior

depresses ribs

17

Name the erector spinae muscles

iliocostalis
longissimus
spinalis

18

Origin of erector spinae muscles

(occiput of skull)
iliac crest
posterior sacrum
sacrospinous ligament
supraspinous ligament
spinous processes lower lumbar and sacral vertebrae

19

Insertion of iliocostalis

(pelvis)
angles of lower ribs
cervical transverse processes

20

Insertion of longissimus

(pelvis)
between tubercles and angles of ribs
transverse processes thoracic and cervical vertebrae
mastoid process

21

Insertion of spinalis

(pelvis)
spinous processes upper thoracic and mid cervical vertebrae

22

Innervation of erector spinae muscles

posterior rami of spinal nerves

23

Function of erector spinae muscles

extend and laterally bend vertebral column and head