1. During inspiration, the diaphragm
a) shows no change
b) expands
c) contracts and flattens
d) relaxes to become dome shaped
2. Pneumotaxic centre is present in
a) pons varolii
b) medulla oblongata
c) cerebrum
d) cerebellum
3. Hamburger’s phenomenon explains
a) chloride shift
b) breathing mechanism
c) oxygen saturation of hemoglobin
d) formation of HCO3-
4. Lack of pulmonary surfactant produces
a) asthma
b) respiratory distress syndrome
c) cystic fibrosis
d) emphysema
5. Vital capacity of lungs is
a) TV+IRV
b) TV +ERV
c) IRV+ERV
d) TV+IRV+ERV
6. What is true about RBCs in humans?
a) they carry about 20-25% of carbon dioxide
b) they transport 99.5% of oxygen
c) they do not carry carbon dioxide at all
d) they transport about 80% Oxygen only and the rest 20% of it is transported in dissolved state in blood plasma
7. Which one of the following can bind several hundred times more strongly to the hemoglobin than oxygen?
a) CO2
b) CO
c) SO2
d) H2CO3
8. End product of anaerobic respiration in humans is
a) ethyl alcohol
b) lactic acid
c) ethyl alcohol +CO2
d) lactic acid + CO2
9. When blood contains a high percentage of carbon dioxide and a very low percentage of oxygen the breathing stops and the person become unconscious. This condition is known as
a) suffocation
b)emphysema
c) asphhyxia
d) eupnea
10. In the resting person, saturation of hemoglobin as blood leaves the tissue capillaries is approximately
a) 75%
b) 25%
c) 50%
d) 100%
Learn more:
1. c) contracts and flattens
2. a) pons varolii
3. a) chloride shift
4. d) emphysema
5. d) TV+IRV+ERV
6. a) they carry about 20-25% of carbon dioxide
7. b) CO
8. d) lactic acid + CO2
9. c) asphhyxia
10. a) 75%
a) shows no change
b) expands
c) contracts and flattens
d) relaxes to become dome shaped
2. Pneumotaxic centre is present in
a) pons varolii
b) medulla oblongata
c) cerebrum
d) cerebellum
3. Hamburger’s phenomenon explains
a) chloride shift
b) breathing mechanism
c) oxygen saturation of hemoglobin
d) formation of HCO3-
4. Lack of pulmonary surfactant produces
a) asthma
b) respiratory distress syndrome
c) cystic fibrosis
d) emphysema
5. Vital capacity of lungs is
a) TV+IRV
b) TV +ERV
c) IRV+ERV
d) TV+IRV+ERV
6. What is true about RBCs in humans?
a) they carry about 20-25% of carbon dioxide
b) they transport 99.5% of oxygen
c) they do not carry carbon dioxide at all
d) they transport about 80% Oxygen only and the rest 20% of it is transported in dissolved state in blood plasma
7. Which one of the following can bind several hundred times more strongly to the hemoglobin than oxygen?
a) CO2
b) CO
c) SO2
d) H2CO3
8. End product of anaerobic respiration in humans is
a) ethyl alcohol
b) lactic acid
c) ethyl alcohol +CO2
d) lactic acid + CO2
9. When blood contains a high percentage of carbon dioxide and a very low percentage of oxygen the breathing stops and the person become unconscious. This condition is known as
a) suffocation
b)emphysema
c) asphhyxia
d) eupnea
10. In the resting person, saturation of hemoglobin as blood leaves the tissue capillaries is approximately
a) 75%
b) 25%
c) 50%
d) 100%
Learn more:
- Multiple Choice Question on Animal Physiology : Respiration
- MCQ on Respiration
- Multiple Choice Quiz on Respiratory system
1. c) contracts and flattens
2. a) pons varolii
3. a) chloride shift
4. d) emphysema
5. d) TV+IRV+ERV
6. a) they carry about 20-25% of carbon dioxide
7. b) CO
8. d) lactic acid + CO2
9. c) asphhyxia
10. a) 75%
Tags:
human physiology mcq
Human Respiration MCQ
MCQ on Human physiology
MCQ on Human Respiration
MCQ on Respiratory system
multiple choice on human body systems
Such a useful website..😍
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