In $emphysema$,what happens to the lungs?

  • A
    Trachea is constricted
  • B
    Diaphragm and costal muscles do not contract
  • C
    Many alveoli collapse together to form large chambers because of the destruction of alveolar wall
  • D
    $O_2$ absorption decreases with haemoglobin

Explore More

Similar Questions

Cyanosis is:

Which of the following matches is correct?

$A$: Emphysema is a chronic obstructive pulmonary disease,causing irreversible distension and loss of elasticity of the alveoli.
$R$: Emphysema is preventable if chronic exposure to smoke (cigarette and others) and pollutants is avoided.

What is correct for emphysema?

$A$: Asthma patients must never be exposed to dust. $R$: Allergic response may cause vasoconstriction and death.

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo