NEETZoology-Respiration in Humans
NEET Zoology Respiratory System MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which one of the following is the correct statement for respiration in humans?
A
Workers in grinding and stone-breaking industries may suffer, from lung fibrosis
B
About 90% of carbon dioxide (CO₂) is carried by haemoglobin as carbamino haemoglobin
C
Cigarette smoking may lead to inflammation of bronchi
D
Neural signals from pneumotaxic centre in pons region of brain can increase the duration of inspiration
Correct Answer
Option A
Detailed Explanation
Workers in grinding and stone-breaking industries inhale dust particles that can lead to lung fibrosis. Other statements are incorrect regarding the physiology of respiration.
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