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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