NEET PG DENTAL EXAM

EMBRYOLOGY

RESPIRATORY SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Larry has smoked most of his adult life.His doctor keeps telling him to quit smoking because it is constricting his bronchi and not allowing as much oxygen to pass through. His inhaler is no longer as effective.What respiratory disorder is Larry most likely suffering from?
A
asthma
B
emphysema
C
laryngitis
D
bronchitis
Explanation: 

Detailed explanation-1: -People who quit smoking decades ago are still at risk for lung diseases like chronic obstructive pulmonary disease (COPD), according to a study published online Oct.

Detailed explanation-2: -Giving high concentrations of oxygen to hypoxaemic patients with hypercapnia can result in individuals losing their hypoxic drive to breathe, with development of CO2 retention, respiratory acidosis, and even death.

There is 1 question to complete.