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Flashcards in Spinal Anatomy Practic Questions Deck (106)
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1

The postzygapophysis of T8 is angled at what degree to the horizontal pane?

60 degrees

2

The most limited motion in the lumbar spine is?

Rotation

3

Hard compact bone will show up on X-rays as

Radiopague

4

The TVP of a typical vertebra is really composed of two parts, an anterior and a posterior part. Which of the following parts makes up the true TVP?

Diapophysis

5

The pleurapophysis is located on what part of the cervical TVP?

Anterior

6

Which of the following percentages of bone mineral change does it take to become radiographically visible?

30-40%

7

Origin: lower 1/2 of the ligamentum Nuchae and the SP’s of C-7 through T4. Insertion: superior to the mastoid on the temporal bone and occiput just inferior to the lateral 1/3 of the superior nuchal line. This information best describes which of the following muscles?

Splenius capitis

8

What age is a patient considered a child?

9

9

Name the most anterior part or portion of the posterior arch

Pedicles

10

An incomplete closure of the vertebra in the posterior results in _______

Spina bifida

11

What are the muscles that elevate the scapula?

Upper trapezius
Rhomboid major
Levator scapulae

12

Name the muscle that has its origin on the SPs of T2 through T5 and inserts into the medial border of the scapula

Rhomboid major

13

When do the pedicles fuse to the vertebral bodies?

3-6 years

14

What is the primary function of the facet joint?

Provide for and limit movement of the vertebral segment

15

The tripod theory of weight bearing states that a typical spinal vertebra will bear the compressive load of weight placed on top of it by _____________________

The two superior articular facets and the vertebral body will bear the weight

16

What muscle rotates the atlas on the axis?

Obliques captis inferior

17

The greatest amount of flexion and extension in the facet joints of the cervical spine occurs at ________

C5/6

18

What is the number of individual vertebral segments in the spine of a child?

24

19

What muscle of the back is innervated by the accessory nerve and attaches to the occiput of the skull, the spine of the scapula as well as the SP of C7-T12

Trapezius

20

The anterior wall of the IVF at T5/6 vertebral motor unit area is formed by the ______ _____ margins of the vertebral body of the vertebra above and the ______ between the two segments

Posterior lateral

Disc

21

Which layer of the articular capsule has a rich supply of sensory nerve endings?

Outer layer

22

The Latissimus dorsi muscle ______ the humerus

Adducts

23

What are other names for spina bifida?

Spondylochesis
Schistorrhachis

24

What area of the vertebra fuses between the ages of 16 and 20?

Epiphyseal plate

25

What is another name for the pre-zygapophysis?

Superior articular process

26

Several muscles work together to extend the neck except which one?

Splenius capitis
Scalene medius
Splenius cervicis
Semispinalis capitis

Scalene medius

27

All of the following muscles extend and rotate the vertebral column except?

Multifidus
Semispinalis
Rotatores
Intertransversarii

Intertransversarii

28

A large muscle associated with the back that extends between the iliac crest and the TVP of the lumbar vertebrae and laterally flexes the lumbar spine is _______

Quadratus lumborum

29

What muscle laterally flexes the neck and helps to raise the first rib?

Scalenus medius

30

Name the msucle that originates at the ligamentum nuchae and SP of C6 through T 3 and inserts in the upper border of T2 through T5 ribs

Serratus posterior inferior