Ch.7 - Axial Skeleton 2

Front 1

The Vertebral Column is composed of a series of bones called?

Back 1

Vertebrae

Front 2

Between each pair of (non-fused) vertebrae is an?

Back 2

Intervertebral (IV) Disc

Front 3

What is the main function of the Vertebral Column? Which is in?

Back 3

Protect the spinal cord, which is in the vertebral canal.

Front 4

What are the 5 regions of the Vertebral Column?

Back 4

Cervical, Thoracic, Lumbar, Sacrum, Coccyx

Front 5

How many vertebrae are in the Cervical Region?

Back 5

7 vertebrae, C1-C7

Front 6

How many vertebrae are in the Thoracic Region?

Back 6

12 vertebrae, T1-T12

Front 7

How many vertebrae are in the Lumbar Region?

Back 7

5 vertebrae, L1-L5

Front 8

How many vertebrae are in the Sacrum?

Back 8

5 fused vertebrae, S1-S5

Front 9

How many vertebrae are in the Coccyx?

Back 9

2-4 fused vertebrae, Co1-Co4

Front 10

When viewed from the side, the adult spine has how many curves?

Back 10

4

Front 11

The Cervical Curve is in what direction?

Back 11

Convex anteriorly

Front 12

The Thoracic Curve is in what direction?

Back 12

Convex posteriorly

Front 13

The Lumbar Curve is in what direction?

Back 13

Convex anteriorly

Front 14

The Sacral Curve is in what direction?

Back 14

Convex posteriorly

Front 15

The Abnormal Curve of a lateral bend of spine is called?

Back 15

Scoliosis

Front 16

The Abnormal Curve of increased thoracic curve (hunchback) is called?

Back 16

Kyphosis

Front 17

The Abnormal Curve of increased Lumbar Curve is called?

Back 17

Lordosis

Front 18

A vertebral foramen, vertebral arch, and body of a typical vertebrae form the?

Back 18

Vertebral canal

Front 19

The Vertebral Canal contains the?

Back 19

Spinal Cord

Front 20

The Superior articular process, Inferior articular process, and IV discs join in a typical vertebrae to form?

Back 20

The 3-Joint Complex

Front 21

Intervertebral (IV) Discs are composed of what? (2)

Back 21

Annulus fibrosis

Nucleus pulposus

Front 22

The outer ring of fibrocartilage in an IV Disc is?

Back 22

Annulus fibrosis

Front 23

The inner elastic core of an IV Disc is?

Back 23

Nucleus pulposus

Front 24

What is the Function of IV Discs?

Back 24

Absorbs vertical forces

Front 25

What occurs in IV Disc Herniation?

Back 25

The nucleus pulposus herniates through the annulus fibrosis

Front 26

What is the direction of most common IV Disc Herniation? What is it called and what is compressed?

Back 26

Posterolaterally

Radiculopathy is the compression of spinal nerves/ roots

Front 27

What is the direction of occasional IV Disc Herniation? What is it called and what is compressed?

Back 27

Posteriorly

Myelopathy is the compression of spinal cord

Front 28

Describe a Bifid spinous process in Cervical Vertebrae

Back 28

Two-pointy parts

Front 29

The Transverse foramen in a cervical vertebrae contains? (2)

Back 29

Vertebral artery

Vertebral vein

Front 30

This Cervical Vertebrae has these specific features: no body, no spinous process, anterior & posterior arches, 2 lateral masses.

Back 30

C1 Atlas

Front 31

The C1 Atlas's Superior articular facets connect to?

Back 31

Occipital bone

Front 32

This Cervical Vertebrae has a Large spinous process and an Odontoid process (dens)

Back 32

C2 Axis

Front 33

The Odontoid process of the C2 Axis connects with?

Back 33

Atlas (anterior arch)

Front 34

The facet on the transverse process of a thoracic vertebrae is for?

Back 34

Rib tubercle

Front 35

The Superior demifacet on the body of a Thoracic Vertebrae is for?

Back 35

Rib (head)

Front 36

The Inferior demifacet on the body of a Thoracic Vertebrae is for?

Back 36

Rib (head)

Front 37

This vertbrae is the largest and has a short and blunt spinous process

Back 37

Lumbar Vertebrae

Front 38

The 2 Auricular surfaces of the Sacrum connects with? (2)

Back 38

Ilium (hip bone)

Sacroilliac joint

Front 39

The Sacral Canal contains??

Back 39

Cauda equina

Front 40

The Superior Articular Process of the Sacrum connects with? To create?

Back 40

L5

Lumbrosacral joints

Front 41

The thoracic cage is composed of? (3)

Back 41

Sternum

Ribs and their costal cartilages

Vertebral bodies

Front 42

What is the main function of the thoracic cage?

Back 42

Protect your organs

Front 43

The clavicular notches attach to?

Back 43

clavicles

Front 44

How many pairs of ribs are there?

Back 44

12 pairs

Front 45

Ribs that articulate anteriorly with the sternum are called?

Back 45

Sternocostal joints

Front 46

Ribs that articulate posteriorly with the thoracic vertebrae are called?

Back 46

Vertebrocostal joints

Front 47

Ribs 1-7 are called?

Back 47

True Ribs

Front 48

Ribs 8-12

Back 48

False Ribs

Front 49

Ribs 11-12

Back 49

Floating Ribs

Front 50

The rib head has a ________ and _______ facets that articulate with the _________ on the bodies of 2 thoracic vertebrae

Back 50

superior, inferior

demifacet

Front 51

The rib tubercle has a _______ that articulates with the facet on the _________ _________ of 1 thoracic vertebrae

Back 51

facet

transverse process

Front 52

Rib 1 articulates with the Superior demifacet of and Inferior demifacet of?

Back 52

T1 & None

Front 53

Rib 2 articulates with the Superior demifacet of and the Inferior demifacet of?

Back 53

T2 & T1

Front 54

Rib 3 articulates with the Superior demifacet of and the Inferior demifacet of?

Back 54

T3&T2

Front 55

Rib 4 articulates with the Superior demifacet of? and Inferior demifacet of?

Back 55

T4& T3