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Select the incorrect statement....

Select the incorrect statement.

A

Carbon dioxide is more soluble in plasma than oxygen , hence is mostly transported in dissolved form in our blood.

B

Bowman's capsule contains a bunch of capillaries called Malpighain corpuscle.

C

During inhalation , diaphragm and the muscles attached to ribs , contract and thoracic cavity expands.

D

Rennin in gastric juice coagulates the milk into curd.

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question of selecting the incorrect statement, we will analyze each statement provided in the video transcript step by step. ### Step-by-Step Solution: 1. **Analyze the First Statement:** - The statement claims that carbon dioxide is more soluble in plasma than oxygen. - This is true. Carbon dioxide is indeed more soluble in plasma compared to oxygen, which is why it can be transported dissolved in blood more effectively. 2. **Analyze the Second Statement:** - The statement mentions that carbon dioxide forms PCO2, which is carbon-oxy-hemoglobin, and that this is faster compared to oxy-hemoglobin. - This statement is misleading. PCO2 refers to the partial pressure of carbon dioxide, not a compound. Carbon dioxide does bind to hemoglobin, but the term "carbon-oxy-hemoglobin" is not standard. The correct term is "carbaminohemoglobin" for carbon dioxide binding. Therefore, this statement is incorrect. 3. **Analyze the Third Statement:** - The statement discusses Bowman's capsule containing a network of capillaries known as the glomerulus. - This is true. Bowman's capsule is part of the nephron in the kidney, and it does contain the glomerulus, which is involved in the process of ultrafiltration. 4. **Analyze the Fourth Statement:** - The statement describes the process of inhalation, where the diaphragm and rib muscles contract, expanding the thoracic cavity. - This is also true. During inhalation, the diaphragm flattens and the rib cage expands, increasing the volume of the thoracic cavity and allowing air to flow into the lungs. 5. **Conclusion:** - After analyzing all statements, the second statement regarding carbon dioxide and carbon-oxy-hemoglobin is incorrect. Therefore, the answer to the question is the second statement. ### Final Answer: The incorrect statement is the second one regarding carbon dioxide forming carbon-oxy-hemoglobin.
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