Nasal Cavity

Question 0

What are sinuses?

Answer 0

A cavity connected to the nasal cavity which when infected fills
The decrease the weight of the skill and act as resonating chambers in voice production

Question 1

What requirements are there of air and why is the nasal cavity the best place for air to come in?

Answer 1

The air must be

1. warmed - warm blood flows through the mucous membrane
2. humidified - moisture for the mucous epithelium
3. filtered - hairs that collect particles of dust and mucous that traps large debris which is swept away by the cillia into the pharynx

Question 2

What make air flow within the cavity more turbulent?

Answer 2

The nasal septum and the nasal conchae increases the surface area and this produces an increase likelihood that air will contact the mucous membrane

Question 3

What are the nasal conchae?

Answer 3

Openings into the pharynx which are boney ridges (inferior, middle, superior)

Question 4

What are meatuses?

Answer 4

A pathway below each conchae which have openings into the sinuses (the superior and middle) and the nasolactimal (inferior) which help to balance the mucosal volume

Question 5

What are nose bleeds called?

Answer 5

Epistaxis