The nurse knows that which items are recognized by chemoreceptors in the large vessels as a regulatory mechanism of blood pressure?
Standard Text: Select all that apply.
1. Pressure
2. Oxygen
3. Carbon dioxide
4. pH
5. Water
Correct Answer: 2,3,4
Rationale 1: Pressure in the large vessels is detected by baroreceptors not chemoreceptors in the regulation of blood pressure.
Rationale 2: Oxygen in the large vessels is detected by chemoreceptors in the regulation of blood pressure.
Rationale 3: Carbon dioxide in the large vessels is detected by chemoreceptors in the regulation of blood pressure.
Rationale 4: pH in the large vessels is detected by chemoreceptors in the regulation of blood pressure.
Rationale 5: Water is not detected by chemoreceptors in the large vessels in the regulation of blood pressure.
Global Rationale: Oxygen, carbon dioxide, and pH in the large vessels are all detected by chemoreceptors in the regulation of blood pressure. Pressure in the large vessels is detected by baroreceptors not chemoreceptors in the regulation of blood pressure. Water is not detected by chemoreceptors in the large vessels in the regulation of blood pressure.
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