Axial Skeleton

Question 1

Name all sutures on the skull

Answer 1

• coronal suture
• sagittal suture
• squamous suture
• lambdoidal suture

Question 2

Features on frontal bone

Answer 2

• supraorbital foramen
• supraorbital notch
• coronal suture

Question 3

Features on Temporal bones

Answer 3

• External acoustic meatus/canal
• Mandibular fossa
• Mastoid process
• Styloid process

Question 4

Features on Occipital bone

Answer 4

-External Occipital Protuberance
-Foramen Magnum
- Occipital Condyle
- Lambdoidal suture

Question 5

Features on Sphenoid bone

Answer 5

• Greater wing
• Lesser wing
• Superior orbital fissure

Sella Turcica
- Hypophyseal fossa (depresson on the sella turcica)

Question 6

Features on Ethmoid Bone

Answer 6

-Crista Galli
- Cribiform Plate
- Perpendicular plate
- Middle nasal conchae

Question 7

Features on Maxilla Bone

Answer 7

• Infraorbital foramen
• Anterior nasal spine
• Palatine process (floor of nasal cavity)
• Palatine bone (located posterior of palatine process)

Question 8

What bones make up the nasal septum?

Answer 8

Vomer and perpendicular plate of the ethmoid

Question 9

Features on Mandible bone

Answer 9

• Mental foramen
• Mandibular condyle
• Coronoid process

Question 10

How many vertebrae on the vertebral column?

Answer 10

33 vertebrae
Cervical 7
Thoracic 12
Lumbar 5
Sacrum 5
Coccyx 4

Question 11

Abnormal Vertebral Curvatures

Scoliosis

Answer 11

Abnormal Lateral curvature

Question 12

Abnormal Vertebral Curvatures

Hyperkyphosis

Answer 12

Abnormal posterior thoracic curvature

Question 13

Abnormal Vertebral Curvatures

Hyperlordosis

Answer 13

abnormal anterior lumber curvature

Question 14

General Strutures on a vertebra

Answer 14

• Body
• Laminae (Posterior “arch”)
• Pedicule (Anterior “arch”)
• Spinous process
• Transverse process
• Superior articular process/facet
• Inferior articular process/facet
• Intervertebral foramen
• Intervertebral discs

Question 15

Pads between vertebrae

Answer 15

Intervertebral Discs

Question 16

What makes an intervertebral foramen?

Answer 16

An inferior notch of vertebrae above
A superior notch of vertebrae below

Question 17

Cervical Vertebrae

Answer 17

Smallest and lightest
Only vertebrae that has holes in transverse process (Transverse Foramen)

Question 18

C1 Atlas

Answer 18

“Yes” motion
Flat
No body
Supports the skull

Question 19

C2 Axis

Answer 19

“No” motion
Has dens

Question 20

Thoracic Vertebrae

Answer 20

Has costal facets (attachment for 12 ribs)
Spinous process pointed and angled downwards
Larger than Cervical vertebrae

Question 21

Lumbar vertebrae

Answer 21

Thick, stout bodies
Blunt spinous processes
Largest of all vertebrae

Question 22

Sacral vertebrae

Answer 22

5 vertebrae that fuse during young adulthood
- Fusion begins at 16, finishes at 26

Articulates with pelvic bones and is the posterior wall of pelvic cavity

Question 23

Sacral vertebrae

Answer 23

5 vertebrae that fuse during young adulthood
- Fusion begins at 16, finishes at 26

Articulates with pelvic bones and is the posterior wall of pelvic cavity

Question 24

3 regions of Sternum

Answer 24

Manubrium
Body
Xiphoid process