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Flashcards in Unit 1 Deck (180)
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1

What makes up the axial skeleton?

Head, neck and trunk

2

The apendicular skeleton consists of

Limbs that are attached to the body’s axis

3

Spinal column consists of: _____, ________, _____

Spine, sacrum, coccyx

4

A child has 33 individual segments
- ______ in the spine
-_____ in the sacrum
-_____ in the coccyx

24
5
4

5

The adult has 26 segments
-_______ in the spine
-______ in the sacrum
-______ in the coccyx

24
1
1

6

___________ are considered freely moveable in the adult and consists of 24 segments of the spine

True segments

7

________ those segments that are NOT freely moveable

False segments

8

What are examples of false segments

Sacrum and coccyx

9

What are the 6 ranges of movement of the spine?

Flexion/extension
Right and left rotation
Right and left lateral flexion

10

What are the 3 distinct regions of the spine?

Cervical, thoracic and lumbar

11

What is the most variable region as to the number if segments in it?

Lumbar

12

Typical spine vertebrae are divided into 2 basic parts

Anterior and posterior

13

The vertebral arch has an anterior and posterior part. What is the anterior arch comprised of?

The vertebral body

14

What is the posterior arch of the vertebral arch comprised of?

Pedicles, lamina, processes

15

What forms the vertebral foramen?

Pedicles, vertebral body and the lamina

16

What forms the neural/vertebral canal?

Several vertebral (spinal) foramen

17

________ is the hole that the spinal cord goes through

Vertebral foramen

18

______ is the largest part of the vertebrae who’s typical shape is cylindrical or square

Vertebral body

19

The transverse diameter of the vertebral bodies increases from _______ to_______

C-2 to L-3

20

The _________ of the vertebral body is slightly concave as to help form the ___________

Posterior margin

Vertebral foramen

21

The epiphyseal plate fuses to the vertebral body between the ages of ________ and _______

16 and 20

22

_________ a ring of hard compact bone that surrounds the superior and inferior surfaces of the vertebral body

Epiphyseal plate

23

on top of epiphyseal plate is 3 mm thick Hyaline cartilage AKA __________

End plate

24

The _________ is really part of the intervertebral disc

End plate

25

Describe the pedicles

Anterior part of the vertebral arch
2 short thick round attachments of bone that fuse to the lateral aspect of the vertebral bodies between the ages of 3 and 6

26

The ________ are lateral to the neural foramen

Pedicles

27

The ____________ is through which the spinal nerve roots leave the spinal cord

Intervertebral foramen (IVF)

28

The superior pedicles notch of the vertebra ________ becomes the ________ of the Intervertebral Foramen

Below; floor

29

The inferior pedicle notch of the vertebra _______ forms the ______ of the intervertebral foramen

Above; roof

30

What is pedicogenic stenosis?

Congenital shortening of on or both of the pedicles

Common in males and in the lumbar spine