Home
Class 12
BIOLOGY
Incidence of Emphysema - a respiratory d...

Incidence of Emphysema - a respiratory disorder is high in cigarette smokers. In such cases

A

1.the bronchioles are found damaged

B

2. the alveolar walls are found damaged

C

3. the plasma membrane is found dam- aged

D

4.the respiratory muscles are found darn- aged

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • NCERT Exemplar Questions +1 (BODY FLUIDS AND CIRCULATION)

    TRUEMEN BIOLOGY ENGLISH|Exercise MCQs|16 Videos

  • NCERT Exemplar Questions +1 (CELL CYCLE AND CELL DIVISION)

    TRUEMEN BIOLOGY ENGLISH|Exercise MCQs|10 Videos

Similar Questions

Explore conceptually related problems

Incidence of emphysema is high in cigarette smokers. In such cases :

Name the chronic respiratory disorder caused mainly by cigarette smoking

Name the chronic respiratory disorder caused mainly by cigarette smoking

Name the chronic respiratory disorder caused mainly by cigarette smoking.

Name 2 occupational respiratory disorders.

Which one is high in case of water

Assertion : Emphysema is caused by cigarette smoking Reason : Cigaratte smoking reduces the gaseous exchange area.

Assertion : Emphysema is a chronic disorder in which alveolar walls are damaged. Reason : Emphysema is closely related to cigarctte smoking.

Major cause for the respiratory disorder, characterized by decreased respiratory surface area is

Given below are few respiratory disorders. Identify occupational respiratory disorders among these. (i) Coryza , (ii) SARS (iii) Silicosis , (iv) Asbestosis (v) Emphysema