lecture 11

Question 1

What are the 3 parts of erector spinae from medial to lateral?

Answer 1

spinalis, longissimus, and iliocostalis
(SLI) spilongil guy

Question 2

What is the deepest layer of the abdominals?

Answer 2

transversus abdominis

Question 3

What is the first cervical (C1) vertebrae called?

Answer 3

Atlas

Question 4

What is the name of the boney process projecting superiorly on C2?

Answer 4

odontoid process

Question 5

How many floating ribs? How many true ribs?

Answer 5

Floating: 2 pairs
True ribs: 7 pairs

Question 6

6What is the action of sternocleidomastoid (unilateral)?

Answer 6

Ipsilateral side bend and contralateral rotation

Question 7

What is the action of external obliques (unilateral)?

Answer 7

Ipsilateral side bend and contralateral rotation

Question 8

What is/are the innervation(s) of transversus abdominus?

Answer 8

• Intercostal nerves (T8-T12)
• Iliohypogastric nerve
• Ilioinguinal nerve

Question 9

What is the innervation of SCM?

Answer 9

CN11 (cranial nerve-spinal accessory)

Question 10

Name two muscles which are involved with cervical extension

Answer 10

splenius capitis and semispinalis capitis

Question 11

What is the origin of splenius cervicis?

Answer 11

spinous processes T3-T6

Question 12

12) What is the origin of quadratus lumborum?

Answer 12

posterior lip of iliac crest

Question 13

13) What are two features which make the cervical vertebrae

Answer 13

Back of spinous process and cervical vertebrae

Question 14

difference from the thoracic and lumbar vertebrae?

Answer 14

Transverse foramen are only in cervical vertebrae

Question 15

16) What are the two muscles which make the “core” of the neck?

Answer 15

longus capitis and longus colli

Question 16

17) Which three abdominal muscles have the same innervations?

Answer 16

external oblique, internal oblique, and transversus abdominis.

Question 17

18) What is the origin of rectus abdominis?

Answer 17

crest of pubis

Question 18

19) What is the insertion of posterior scalenes?

Answer 18

transverse processes of C5-C7

Question 19

20) What is a disc injury called when the nucleus ruptures and breaks off?

Answer 19

Lordosis

Question 20

21) What is the name of the curve in the cervical and lumbar spine?

Answer 20

lordotic curve or lordosis

Question 21

how many vertebrae each section of spine

Answer 21

7 cervical
12 thoracic
5 lumbar

Question 22

lordosis

Answer 22

inward curve of spine (cervical and lumbar)

Question 23

kyphosis

Answer 23

rounding of the upper back (thoracic)

Question 24

dens process

Answer 24

on C2 sticks straight up

Question 25

1st cervical vertebrae

Answer 25

atlas

Question 26

where does vertebral artery pass through

Answer 26

transverse foramen

Question 27

where costovertebral facets are found

Answer 27

ribs

Question 28

how many true and false ribs

Answer 28

7 true pairs, 2 false pairs

Question 29

cartilage that make up discs

Answer 29

fibrocartilage

Question 30

3 parts of erector spinae medial to lateral

Answer 30

Spinalis: medial Longissimus: intermediate Iliocostalis: lateral

Question 31

deep neck flexors

Answer 31

longus coli and longus capitus

Question 32

diaphragm innervation

Answer 32

phrenic nerve

Question 33

which nerve innervates 3/4 abdominals

Answer 33

thoraco-abdominal nerves