MCQ IN MEDICINE

MEDICINE MCQ

RESPIRATORY MEDICINE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following medications relaxes muscle spasms in the bronchial tube?
A
Expectorant
B
Bronchodilator
C
Antitussive
D
Antihistimine
Explanation: 

Detailed explanation-1: -The 3 most widely used bronchodilators are: beta-2 agonists, such as salbutamol, salmeterol, formoterol and vilanterol.

Detailed explanation-2: -Bronchodilators treat bronchospasms by affecting the muscles around the airways. They can make the muscles relax when they are too tight, and keep them from tightening up again.

Detailed explanation-3: -Theophylline relaxes the smooth muscles located in the bronchial airways and pulmonary blood vessels. It also reduces the airway responsiveness to histamine, adenosine, methacholine, and allergens.

There is 1 question to complete.