8. Skull Anatomy

Question 1

Neurocranium relates to the _

Answer 1

brain
cranial vault
cranial base

Question 2

Viscerocranium relates to the _

Answer 2

face

Question 3

Name the 3 fossae of the cranial base

Answer 3

Anterior
middle
posterior

Question 4

T/F There are 24 bones in the adult skull

Answer 4

False (22)

Question 5

How many paired and unpaired bones in the adult skill?

Answer 5

8 paired

6 unpaired

Question 6

7 bones make up the ear orbit, what are they?

Answer 6

Frontal
zygomatic
sphenoid 
ethmoid
lacrimal
maxilla
palatine

Question 7

Sutures are a type of _ joint

Answer 7

fibrous

Question 8

_ are open spaces filled with fibrocartilage

Answer 8

fontanelles formed by intramembranous ossification

Question 9

_ is malfusion of the palate

Answer 9

orofacial clefting

Question 10

Craniosynostosis is _

Answer 10

premature fusion of cranial sutures

Question 11

Name 4 spaces (sinuses) in the skull

Answer 11

maxillary
sphenoidal
ethmoid
frontal

Question 12

Anterior midline point of foramen magnum is _

Answer 12

Basion

Question 13

Intersection of coronal and sagittal sutures

Answer 13

Bregma

Question 14

Most anterior midline point on frontal bone

Answer 14

Glabella

Question 15

Most anterior midline point on the mandible

Answer 15

gnathion

Question 16

Most inferior lateral point on the mandibular angle

Answer 16

gonion

Question 17

Most inferior midline point on the external occipital protuberance

Answer 17

Inion

Question 18

Intersection of sagittal and lambdoid sutures

Answer 18

lambda

Question 19

Superior intersection of nasal and frontal bones

Answer 19

nasion

Question 20

Most superior lateral aspect of the external acoustic meatus (ear canal)

Answer 20

Porion

Question 21

Intersection of frontal, parietal, temporal, and sphenoid bones

Answer 21

Pterion