KROK 1 Stomatology 2016 – Question 177 · KROK (Dentistry)
Students have been remaining for a long time in a badly ventilated room. They developed respiratory changes caused by irritation of their peripheral chemoreceptors that react primarily to:
- A. Decrease of carbon dioxide tension in arterial blood
- B. Increase of hydrogen ion concentration in arterial blood
- C. Decrease of oxygen tension in arterial blood
- D. Increase of oxygen tension in arterial blood
- E. Decrease of hydrogen ion concentration in arterial blood
Hint
Distinguish the stimulus that is specific to carotid and aortic bodies from the one that mainly drives central chemoreceptors.
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