Oxygenation Flashcards
1
Q
Oxygen measures approximately _____% in the earths atmosphere
A
21
2
Q
Each cell in the human body uses oxygen to__________.
A
Metabolize nutrients and produce energy
3
Q
Without oxygen ______.
A
Cell death occurs rapidly
4
Q
Expiration creates more chest space, causing the pressure within the lungs to fall below that in atmosphere.
TRUE or FALSE
A
False
5
Q
Ventilation
A
Movement of air in and out of lungs; facilitates respiration
6
Q
Respiration
A
Exchange of oxygen and carbon dioxide
7
Q
External respiration:
A
Takes place at most distal point in airway. It occurs between the alveolar-capillary membranes
8
Q
Internal respiration
A
Occurs
