Unit 4 - Head and Neck: External Nose (Ex. III)

Question 1

P contents

Answer 1

frontal bone
maxillary bone
nasal bones

form root (bridge)

Question 2

A contents

Answer 2

alar and L nasal cartilages –> form nasal ala and crura surrounding nostrils and apex

Question 3

M wall of each nasal cavity

Answer 3

nasal septum:

• vomer
• perpendicular plate of ethmoid
• septal cartilage

Question 4

hard palate

Answer 4

maxilla and palatine bones

forms floor of nasal cavities –> separates them from oral cavity