smoking

Question 1

what effect can smoking have on respiratory system

Answer 1

cause irritation of trachea and bronchi

reduces luncg function

increases breathlessness by swelling up lung airways

Question 2

how does smokign damage thes things

Answer 2

dmanges cells lining of trachea which have tiny hairs called cilia (used to push mucus out of lungs)
when damaged, muscus builds up in lungs passages
leads to smokers cough trying to get rid of the mucus

Question 3

how does smoking affecting alveoli

Answer 3

walls to break down and join together creating more air space
therefore, efficiency of gaseous exchange is reduced
increases risk of COPD