Q. No.The alveoli are lined with:
1. Simple cuboidal epithelium
2. Pseudo-stratified columnar ciliated epithelium
3. Transitional epithelium
4. Simple squamous epithelium
1. Simple cuboidal epithelium
2. Pseudo-stratified columnar ciliated epithelium
3. Transitional epithelium
4. Simple squamous epithelium
Pulmonary fibrosis is the feature of all cases of:
1. Occupational respiratory disorders
2. Emphysema
3. Pneumonia
4. Bronchial asthma
Under normal physiological conditions, the maximum volume of air a person can breathe out after a forced inspiration in a healthy human being is about:
| 1. | 2300 ml | 2. | 3500 ml |
| 3. | 4600 ml | 4. | 5800 ml |
Where do you expect to find the following events takings place?
1. RBC in venous capillary at tissues
2. RBC in arterial capillary at tissues
3. RBC in venous capillary at lungs
4. RBC in arterial capillary at lungs
Phonation is the function of:
| 1. | Larynx | 2. | Pharynx |
| 3. | Muscles of lips and tongue | 4. | Sinuses in the bones |
Branchial respiration is seen in all the following except:
| 1. Aquatic arthropods | 2. Fishes |
| 3. Amphibians like frog | 4. Aquatic mollusks |
Which of the following would normally be highest in normal resting physiological conditions?
1. Total lung capacity
2. Minute ventilation
3. Vital capacity
4. Functional residual capacity
The volume of thoracic chamber in the antero-posterior axis can be increased by:
1. Contraction of diaphragm
2. Relaxation of diaphragm
3. Contraction of external intercostals
4. Contraction of internal intercostals
The partial pressure of oxygen in oxygenated blood is about:
| 1. 104 mmHg | 2. 100 mmHg |
| 3. 95 mmHg | 4. 40 mmHg |
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