Worksheet 1 (section 1)

Question 1

What is conditioning?

Answer 1

This is used for warming, moistening and purification of respiratory gas.

Question 2

What is the benefit of filtering inspired air?

Answer 2

To prevent infection of the respiratory tract and protect the lungs.

Question 3

What separates the nasal cavity into left and right compartments?

Answer 3

Nasal septum

Question 4

What does the posterior border mark?

Answer 4

The boundary between the nasal cavity and the nasopharynx.

Question 5

What structures is the roof of the nose made of?

Answer 5

1. Cribriform plate of ethmoid bone
2. Sphenoid bone
3. Nasal bone

Question 6

What is the floor of the nasal cavity made of?

Answer 6

1. Hard palate
2. Palatine process of maxilla
3. Horizontal plate of palatine bone

Question 7

Label this diagram

Answer 7

A) Superior meatus

B) Middle meatus

C) Inferior meatus

D) Superior concha

E) Middle concha

F) Opening to the auditory tube

G) Inferior concha

The meatus is the passage underneath the conchae

Question 8

What is the function of conchae?

Answer 8

Increase the SA for rapid warming and humidification of