Unit 2

Question 1

What are the 5 divisions of the spinal cord?

Answer 1

1. Cervical
2. Thoracic
3. Lumbar
4. Sacrum
5. Coccyx

Question 2

What kind of curve is the cervical and lumbar?

Answer 2

Lordotic Curve

Question 3

What kind of curve is the thoracic and sacral?

Answer 3

Kyphotic Curve

Question 4

Does the lordotic curve more anterior or posterior?

What about the kyphotic curve?

Answer 4

Lordotic curve = anteriorly

Kyphotic curve = posteriorly

Question 5

The vertebrae consist of what 2 parts?

Answer 5

• Body
• Vertebral Arch

Question 6

The vertebral arch is made up of 4 parts. What are they?

Answer 6

• Pedicle
• Lamina
• Transverse Process
• Spinous Process

Question 7

How many articular processes are there on the vertebral arch?

Answer 7

Four

Question 8

The first two cervical vertebrae are atypical in that they are structurally modified to join the skull. What is the name of these two cervical vertebrae?

Answer 8

Atlas (C1) & Axis (C2)

Question 9

What are the 4 divisions in the spine?

What are the curvatures in the spine?

Label where each of the 4 divisions are and what each curve is.

Answer 9

Question 10

Name the landmarks of the cervical.

Answer 10

Question 11

Identify all the arrowed/circled anatomy

Answer 11

Question 12

Identify all the arrowed/circled anatomy

Answer 12

Question 13

Identify all the arrowed/circled anatomy

Answer 13

Question 14

Identify all the arrowed/circled anatomy

Answer 14

Question 15

Identify all the arrowed/circled anatomy

Answer 15

Question 16

Identify all the arrowed/circled anatomy

Answer 16

Question 17

The skull is composed of how many bones?

Answer 17

22 bones

Question 18

How many cranial bones are there?

Answer 18

8

Question 19

List all 8 of the cranial bones

Answer 19

• Frontal
• 2 Temporal
• 2 Parietal
• Occipital
• Sphenoid
• Ethmoid

Question 20

How many facial bones are there?

Answer 20

14

Question 21

List all 14 of the cranial bones

Answer 21

• 2 Nasal
• 2 Maxilla
• Mandible
• 2 Lacrimal
• 2 Palatine
• 2 Inferior Nasal Conchae
• Vomer
• 2 Zygomatic Bones

Question 22

What are the sutures of the skull?

Answer 22

• Coronal
• Sagittal
• Lambdoid
• Squamosal

Question 23

What are fontanels?

Answer 23

• Areas that haven’t ossified - soft spots
• Present at birth
• Gradually replaced by bone
• Allow for skull compression during birth

Question 24

What is the Calvarium composed of?

Answer 24

Composed of frontal bone, occipital bone, and 2 parietals bones

Question 25

What is the floor of the cranium?

What is it composed of?

Answer 25

• Area where the brain rests
• Composed of ethmoid bone, sphenoid bone, occipital bone and 2 temporals bone

Question 26

What is the frontal bone?

Answer 26

It is the anterior portion of the cranium

Question 27

What does the parietal bones form?

Answer 27

Form sides & roofs

Question 28

What does the occipital bone form?

Answer 28

Forms posterior wall and part of the cranial floor

Question 29

What does the temporal bones form?

Answer 29

Forms a portion of lateral wall and mid floor of cranial vault

Question 30

Where is the ethmoid bone located?

Answer 30

Between orbits