Respiratory System MCQ

AIDS patients are susceptible to this respiratory disease
(a) Pneumonia
(b) Fibrosis
(c) Emphysema
(d) Asthma

In which disease lung tissues degenerate?
(a) Bronchitis
(b) Pneumonia
(c) Asthma
(d) Emphysema

Flattening of alveolar ducts (tracheal vessels) results in
(a) Asthma
(b) Emphysema
(c) Lung cancer
(d) Bronchitis

Hamburger’s phenomenon is also known as
(a) HCO3 shift
(b) Na+ shift
(c) H+ shift
(d) Chloride shift

In expiration, diaphragm becomes
(a) Flattened
(b) Relaxed
(c) Straightened
(d) Arched

Maximum amount 70-75% of carbon dioxide transport occurs as
(a) Dissolved in plasma
(b) Carbamino haemoglobin complex
(c) Bicarbonate
(d) None of these

In carbon monoxide poisoning there is
(a) Increase in carbon dioxide concentration
(b) Decrease in oxygen availability
(c) Decrease in free haemoglobin
(d) None of these

Effect of Nicotine on blood circulation
(a) it mixes with blood
(b) it contracts the arterial wall
(c) it decrease the blood pressure
(d) it decrease the carrying of oxygen to lungs

It converts fibrinogen into soluble fibrin
(a) Thromboplastin
(b) Thrombin
(c) Prothrombin
(d) Ca++

Hiccough (hiccup) is due to activity of
(a)Intercostals muscles
(b) Food in air tract
(c) Diaphragm
(d) inadequate oxygen in environment

Bronchitis:
Inflammation of the lining of bronchial tubes, which carry air to and from the lungs.

Asthma:
A condition in which a person’s airways become inflamed, narrow and swell and produce extra mucus, which makes it difficult to breathe.

Emphysema:
Emphysema is an abnormal permanent enlargement of air spaces distal to the terminal bronchioles, accompanied by the destruction of alveolar walls.

Lung Cancer:
Lung cancer, also known as lung carcinoma, is a malignant lung tumor characterized by uncontrolled cell growth in tissues of the lung.