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Bulk of carbon dioxide (CO₂) released form body tissues into the blood is present as
Options
(a) bicarbonate in blood plasma and RBCs
(b) free CO₂ in blood plasma
(c) 70% carbamino – haemoglobin and 30% as bicarbonate
(d) carbamino – haemoglobin in RBCs
Correct Answer:
bicarbonate in blood plasma and RBCs
Explanation:
70% to 75% CO₂ is transported as primary buffer of the blood. Bicarbonate ion (HNO₃) in blood plasma. When CO₂ diffuses from tissues into blood then it is acted upon by the enzyme carbonic anhydrase.
Related Questions: - Mitochondria perform all of the following functions except
- The magnitude of root pressure ranges between
- Which organization publishes the Red Data Book?
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- Which one of the following statements is not true?
Topics: Human Physiology Systems
(35)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Mitochondria perform all of the following functions except
- The magnitude of root pressure ranges between
- Which organization publishes the Red Data Book?
- How do parasympathetic neural signals affect the working of the heart?
- Which one of the following statements is not true?
Topics: Human Physiology Systems (35)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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