Which disease is characterized by spasms of deep, noisy coughing and a loud "whooping" sound?

• A. Asthma
• B. Pertussis
• C. Cystic fibrosis
• D. Bronchitis

Answer: (B)

The disease characterized by spasms of deep, noisy coughing accompanied by a distinctive loud "whooping" sound is pertussis, commonly known as whooping cough. This condition is caused by the bacterium Bordetella pertussis. During a bout of cough, a person may inhale sharply, often producing the characteristic "whoop" sound. Pertussis typically starts with cold-like symptoms and progresses to severe coughing fits, which can be particularly dangerous for infants and young children, leading to complications such as pneumonia or hospitalization. The distinctive sound of the cough helps in identifying pertussis among other respiratory illnesses.

In contrast, asthma primarily involves wheezing and shortness of breath due to airway inflammation, while cystic fibrosis leads to thick mucus production affecting the lungs and digestive system without a characteristic whooping sound. Bronchitis, often caused by infection or irritation, results in persistent coughing but does not produce the specific whooping sound associated with pertussis. Thus, pertussis is uniquely characterized by its coughing pattern, making it the correct answer.