1) During Inspiration- Which one is True?
a) More energy is expended than during expiration
b) Venous return to heart is increased
c) Lung expansion is assisted by surface tension forces in the alveoli
d) Lung expansion begins when intrapleural pressure falls below atmospheric
e) Lung expansion ends when intrapulmonary pressure falls to atmospheric

Community acquired pneumonia is caused by-
a) Streptococcus pneumoniae
b) E.coli
c) Mycoplasma Pneumoniae
d) Salmonella
e) Klebsiella

Which one is false?

Lack of pulmonary surfactant
a) Is unlikely in infants born after 30 wks gestation
b) Can be diagnosed by examining the fetal amniotic acid
c) Increases the effort required for expiration
d) Decreases the surface tension forces into in the lungs
e) Leads to poor oxygenation of the blood before birth

Which one is True?

Cyanosis-
a) Is severe in cyanide poisoning
b) May be caused by high levels of methaemoglobin in blood
c) May be caused by high levels of carboxyhaemoglobin in blood
d) Occurs more easily in anaemic than in polycythaemic persons
e) Is seen in fingers of hands immersed in ice water

Which one is true?

Bronchial asthma is likely to be relieved by-
a) Stimulation of cholinergic receptor
b) Stimulation of adrenergic receptor
c) Histamine aerosols
d) Glucocorticoids
e) Drugs which stabilize mast cell membranes

Which one is False?

Type-1 Respiratory failure occurs in-

a) Pneumothorax
b) COPD
c) Pneumonia
d) Respiratory muscle paralysis
e) Pulmonary oedema

Which one is false?

Coughing
a) Is depressed during anaesthesia
b) Is associated with relaxation of airways smooth muscle
c) Differs from sneezing in that the glottis is initially closed
d) Is reflexly initiated by irritation of bronchi
e) Depends on contraction of diaphragm

Which one is True?

Epitheloid granuloma is seen in-
a) Tuberculosis
b) Non Hodgkin lymphoma
c) Sarcoidosis
d) Cystic fibrosis
e) Chylothorax

Which one is True?

The following are non small cell carcinoma
a) Fibro alveolar carcinoma
b) Adenoma
c) Large cell carcinoma
d) Basal Cell carcinoma
e) Squamous cell carcinoma

Which one is False?

BCG vaccination
a) Contraindicated in neonates
b) Killed polysaccharide antigen vaccine
c) Provides protection against leprosy
d) Should be given to all children who have a strongly positive tuberculin test
e) May cause kernicterus

Which one of the five inevitably causes an increased PCO2?

What is the pathogenesis of Pneumothorax?

A 45 Year old beggar is admitted to hospital with a four month history of cough, weight loss & night sweats. A chest x-ray is highly suggestive of military tuberculosis. Which of the following statements is true regarding this condition?

What is the diaphragm's main function?

Which of the following cannot be measured by spirometry?

In quiet breathing, the intercostal muscles

Most common causative agent responsible for viral bronchiolitis in infants?