Skull

Question 1

Forehead bone

Answer 1

frontal

Question 2

cheek bone

Answer 2

zygomatic

Question 3

lower jaw

Answer 3

mandible

Question 4

bridge of nose

Answer 4

nasals

Question 5

posterior part of hard palate

Answer 5

palatines

Question 6

much of the lateral and superior cranium

Answer 6

parietals

Question 7

most posterior part of the cranium

Answer 7

occipital

Question 8

single, irregular, bat-shaped bone, forming part of the cranial floor

Answer 8

sphenoid

Question 9

tiny bones, bearing tear ducts

Answer 9

lacrimals

Question 10

anterior part of the hard palate

Answer 10

maxillae

Question 11

superior and middle nasal conchae formed from its projections

Answer 11

ethmoid

Question 12

site of mastoid process

Answer 12

temporals

Question 13

site of sella turcica

Answer 13

sphenoid

Question 14

site of cribiform plate

Answer 14

ethmoid

Question 15

site of mental foramen

Answer 15

mandible

Question 16

site of styloid process

Answer 16

temporals

Question 17

four bones containing paranasal sinuses

Answer 17

ethmoid, frontal, maxillae, sphenoid

Question 18

its condyles articulate with the atlas

Answer 18

occipital

Question 19

foramen magnum contained here

Answer 19

occipital

Question 20

middle ear found here

Answer 20

temporals

Question 21

nasal septum

Answer 21

vomer

Question 22

bears an upward protrusion, the “cock’s comb,” or crista galli

Answer 22

ethmoid

Question 23

site of external acoustic meatus

Answer 23

temporals

Question 24

What are sinuses?

Answer 24

mucosa-lined, air-filled cavities in bone

Question 25

What purpose do sinuses serve in the skull?

Answer 25

lighten skull and serve as resonance chambers for speach

Question 26

Why are sinuses so susceptible to infection?

Answer 26

their mucosa is continuous with that of the nasal passages into which they drain