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Question 1

Origin of rhomboid major

Answer 1

spinous processes T2-T5

Question 2

Insertion of rhomboid major

Answer 2

medial border of scapula

Question 3

Innervation of rhomboid major

Answer 3

dorsal scapular nerve (C4/5)

Question 4

Function of rhomboid major

Answer 4

rotates and retracts scapula

Question 5

Origin of rhomboid minor

Answer 5

nuchal ligament and spinous processes C7-T1

Question 6

Insertion of rhomboid minor

Answer 6

medial border of scapula

Question 7

Innervation of rhomboid minor

Answer 7

dorsal scapular nerve (C4/5)

Question 8

Function of rhomboid minor

Answer 8

rotates and retracts scapula

Question 9

Origin of serratus posterior superior

Answer 9

nuchal ligament and spinous processes C7-T3

Question 10

Insertion of serratus posterior superior

Answer 10

superior border ribs 2-5

Question 11

Innervation of serratus posterior superior

Answer 11

intercostal nerves T1-T4

Question 12

Function of serratus posterior superior

Answer 12

elevates ribs

Question 13

Origin of serratus posterior inferior

Answer 13

spinous processes T11-L2

Question 14

Insertion of serratus posterior inferior

Answer 14

inferior border ribs 9-12

Question 15

Innervation of serratus posterior inferior

Answer 15

intercostal nerves T9-T12

Question 16

Function of serratus posterior inferior

Answer 16

depresses ribs

Question 17

Name the erector spinae muscles

Answer 17

iliocostalis
longissimus
spinalis

Question 18

Origin of erector spinae muscles

Answer 18

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

Question 19

Insertion of iliocostalis

Answer 19

(pelvis)
angles of lower ribs
cervical transverse processes

Question 20

Insertion of longissimus

Answer 20

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

Question 21

Insertion of spinalis

Answer 21

(pelvis)

spinous processes upper thoracic and mid cervical vertebrae

Question 22

Innervation of erector spinae muscles

Answer 22

posterior rami of spinal nerves

Question 23

Function of erector spinae muscles

Answer 23

extend and laterally bend vertebral column and head