The most important chemical regular of respiration is
a. oxygen
b. carbon dioxide
c. bicarbonate ion
d. sodium ion
e. hemoglobin
Answer: b
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Respiratory
- Describe how oxygen and carbon dioxide are transported in the blood.
- What are the primary functions of the respiratory system?
- Respiratory function deteriorates as a result of pneuomonia because inflammation
- External respiration involves the
- Most of the oxygen transported by the blood is
- Most of the carbon dioxide in the blood is transported as
- The normal rate and depth of breathing is established by the ______ center.
- Pulmonary ventilation refers to the
- Henry's law
- Dalton's law
- The process by which dissolved gases are exchanged between the blood and interstitial fluids is
- The actual sites of gas exchange within the lungs are
- When the diaphragm and external intercostal muscles contract,
- They branch from the trachea at the carina
- The glottis is
- Secondary bronchi supply air to the
- The opening to the nostrils are the
- The common passageway shared by the respiratory and digestive systems is the
- Components of the upper respiratory system include all of the following, except the
- Functions of the nasal cavity include all of the following, except
- Which of the following organs is not part of the lower respiratory system?