This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Characteristic symptom of asthma - 
Select and explain. 
A. Clubbing, B. Wheezing, C. Stridor, D. Bradycardia
B: Wheezing
Answer: B: Wheezing 
Explanation: Ans. is 'b' i.e., Wheezing Clinical manifestations of asthma Wheezing --> Mast characteristic of asthma Flaring of nostrils Fatigue Hyper-resonant chest In chronic cases chest becomes barrel shaped Cough Cyanosis Tachycardia Dysnea Apprension, restlessness Pulsus paradoxus Cardiac arrhythmias due to sever hypoxemia Intercostal and suprasternal retraction --> Excessive use of accessory muscles of respiration.