Gas Exchange Flashcards
1
Q
Squamous epithelium
A
Thin flat cells in alveoli
Protective function
Short distance between alveolar air and capillary blood.
2
Q
Ciliated eppithelium
A
In trachea
Waft mucus
3
Q
Granular tissue
A
Goblet cells
In trachea
Secrete mucus (glycoproteins) traps dirt/dust
4
Q
Features for diffusion
A
Large surface area
Thin barrier
Mechanisms to maintain conc gradient
Moist
5
Q
Gaseous exchange
A
The movement of gasses across a surface.
