10 Questions
What is the process of external respiration?
Bringinging air from the external environment and transporting it to the cell while CO2 is carried from the cell to the external environment
During external respiration, what is the direction of oxygen movement?
From alveoli to capillaries
What is the partial pressure of oxygen in the capillaries?
40 mmHg
What is the fate of HCO3 in the blood?
It is converted to CO2 and H2O
What is the outcome of the exchange between the lungs and the blood?
Deoxygenated blood becomes oxygenated
What is the direction of carbon dioxide movement during external respiration?
From capillaries to alveoli
What is the percentage of available O2 that enters cells at rest?
25%
What is the primary form of CO2 transport in the blood?
HCO3-
What is the process of internal respiration?
Exchange of gases between blood and tissues
What happens to oxygen during exercise?
More oxygen is absorbed
This quiz covers the functions and structures of the nasal cavity and pharynx, including their roles in respiration, digestion, and speech. Learn about the different parts of the pharynx and their connections to other cavities.
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