MCQ
Tobacco smoke contains carbon monoxide, which
- ✓Reduces the oxygen-carrying capacity of blood
- BCauses gastric ulcers
- CRaises blood pressure
- DIs carcinogenic
✓
Answer
Correct option: A.
Reduces the oxygen-carrying capacity of blood
a
Carbon monoxide has higher affinity to combine with haemoglobin of blood han oxygen. Tobacco smoke also contains carbon monoxide, so it reduces the oxygen carrying capacity of blood.
Carbon monoxide has higher affinity to combine with haemoglobin of blood han oxygen. Tobacco smoke also contains carbon monoxide, so it reduces the oxygen carrying capacity of blood.
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