Intermediate and Deep Back Muscles

Question 1

SERRATUS POSTERIOR SUPERIOR medial

Answer 1

nuchal ligament and spinous processes of C7-T3

Question 2

SERRATUS POSTERIOR SUPERIOR lateral

Answer 2

ribs 2-5

Question 3

SERRATUS POSTERIOR SUPERIOR vascularization

Answer 3

intercostal arteries

Question 4

SERRATUS POSTERIOR SUPERIOR innervation

Answer 4

intercostal nerves

Question 5

SERRATUS POSTERIOR SUPERIOR function

Answer 5

respiratory

Question 6

SERRATUS POSTERIOR INFERIOR medial

Answer 6

spinous processes of T11-L2

Question 7

SERRATUS POSTERIOR INFERIOR lateral

Answer 7

ribs 9-12

Question 8

SERRATUS POSTERIOR INFERIOR vascularization

Answer 8

intercostal arteries

Question 9

SERRATUS POSTERIOR INFERIOR innervation

Answer 9

intercostal nerves

Question 10

SERRATUS POSTERIOR INFERIOR function

Answer 10

respiratory

Question 11

SPLENIUS CAPITIS medial

Answer 11

nuchal ligament and spinous processes of C7-T6

Question 12

SPLENIUS CAPITIS lateral

Answer 12

mastoid process of temporal bone and nuchal line of occipital bone

Question 13

SPLENIUS CAPITIS vascularization

Answer 13

muscular branch of the aorta

Question 14

SPLENIUS CAPITIS innervation

Answer 14

posterior rami of spinal nerves

Question 15

SPLENIUS CAPITIS function

Answer 15

alone: laterally flex neck and rotate head to side of active muscles
together: extend head and neck

Question 16

SPLENIUS CERVICIS medial

Answer 16

nuchal ligament and spinous processes of C7-T6

Question 17

SPLENIUS CERVICIS lateral

Answer 17

transverse processes of C1-C4

Question 18

SPLENIUS CERVICIS vascularization

Answer 18

transverse cervical artery and occipital artery

Question 19

SPLENIUS CERVICIS innervation

Answer 19

posterior rami of spinal nerves

Question 20

SPLENIUS CERVICIS function

Answer 20

alone: laterally flex neck and rotate head to side of active muscles
together: extend head and neck

Question 21

SEMISPINALIS CAPITIS medial

Answer 21

transverse processes of lower cervical and higher thoracic

Question 22

SEMISPINALIS CAPITIS lateral

Answer 22

area between superior and inferior nuchal line

Question 23

SEMISPINALIS CAPITIS innervation

Answer 23

greater occipital nerve

Question 24

SEMISPINALIS CAPITIS vascularization

Answer 24

?

Question 25

SEMISPINALIS CAPITIS function

Answer 25

extends the head

Question 26

SPINALIS medial

Answer 26

posterior part of iliac crest, posterior surface of sacrum, sacro-iliac ligaments, sacral and inferior lumbar spinous processes, and supraspinous ligament

Question 27

SPINALIS lateral

Answer 27

thoracis, cervicis, capitis; fibers run superiorly to spinous processes in the upper thoracic region and to cranium

Question 28

SPINALIS innervation

Answer 28

posterior rami of spinal nerves

Question 29

SPINALIS vascularization

Answer 29

lateral sacral artery

Question 30

SPINALIS function

Answer 30

acting unilaterally: laterally flex vertebral column

acting bilaterally: extend vertebral column and head; as back is flexed, control movement via eccentric contraction

Question 31

LONGISSIMUS medial

Answer 31

posterior part of iliac crest, posterior surface of sacrum, sacro-iliac ligaments, sacral and inferior lumbar spinous processes, and supraspinous ligament

Question 32

LONGISSIMUS lateral

Answer 32

thoracis, cervicis, capitis; fibers run superiorly to ribs between tubercles and angles to transverse processes in thoracic and cervical regions, and to mastoid process of temporal bone

Question 33

LONGISSIMUS vascularization

Answer 33

lateral sacral artery

Question 34

LONGISSIMUS innervation

Answer 34

posterior rami of spinal nerves

Question 35

LONGISSIMUS function

Answer 35

acting unilaterally: laterally flex vertebral column

acting bilaterally: extend vertebral column and head; as back is flexed, control movement via eccentric contraction

Question 36

ILIOCASTALIS medial

Answer 36

posterior part of iliac crest, posterior surface of sacrum, sacro-iliac ligaments, sacral and inferior lumbar spinous processes, and supraspinous ligament

Question 37

ILIOCASTALIS lateral

Answer 37

lumborum, thoracis, cervicis; fibers run superiorly to angles of lower ribs and cervical transverse processes

Question 38

ILIOCASTALIS vascularization

Answer 38

intercostal and lumbar arteries

Question 39

ILIOCASTALIS innervation

Answer 39

posterior rami of spinal nerves

Question 40

ILIOCASTALIS function

Answer 40

acting unilaterally: laterally flex vertebral column

acting bilaterally: extend vertebral column and head; as back is flexed, control movement via eccentric contraction

Question 41

suboccipital triangle muscles

Answer 41

obliquus capitis inferior muscle, rectus capitis posterior major muscle, and obliquus capitis superior muscle

Question 42

contents of the suboccipital triangle

Answer 42

suboccipital nerve and the vertebral artery

Question 43

function of the suboccipital triangle muscles

Answer 43

produce extension and lateral bending of the head

Question 44

OBLIQUUS CAPITIS INFERIOR MUSCLE medial

Answer 44

spinous process of the axis (C2)

Question 45

OBLIQUUS CAPITIS INFERIOR MUSCLE lateral

Answer 45

transverse process of the atlas (C1)

Question 46

RECTUS CAPITIS POSTERIOR MAJOR MUSCLE medial

Answer 46

spinous process of the axis

Question 47

RECTUS CAPITIS POSTERIOR MAJOR MUSCLE lateral

Answer 47

inferior nuchal line of the occipital bone

Question 48

OBLIQUUS CAPITIS SUPERIOR MUSCLE superior

Answer 48

occipital bone between the superior and inferior nuchal lines

Question 49

OBLIQUUS CAPITIS SUPERIOR MUSCLE inferior

Answer 49

transverse process of the atlas