2.1 General Anatomy of the Respiratory System Part 4 Flashcards
1
Q
At what point do the branches become known as bronchioles?
A
when they reach 1mm in diameter
2
Q
What are the bronchioles?
A
interface between the conduction portion and the respiratory portion of the respiratory system
3
Q
What are terminal bronchioles?
A
the smallest air conducting bronchiles
4
Q
What are respiratory bronchioles?
A
transitional zone concerned with both air conduction and gas exchange
5
Q
What are alveolar sacs?
A
grape-like clusters of alveoli
6
Q
What is the site of gas exchange and the blood-air barrier?
A
alveoli
