Most cases of croup are caused by
a. Bacteria.
b. Viruses.
c. Trauma injuries.
d. Fungi.
e. Allergens.

검증된 단계별 안내

Understand the nature of croup: Croup is a respiratory condition characterized by a distinctive barking cough and often affects young children.

Recall the common causes of croup: It is primarily caused by infections that lead to inflammation of the upper airway, particularly the larynx and trachea.

Identify the type of infectious agents involved: Since croup involves inflammation of the airway due to infection, consider whether bacteria, viruses, fungi, or other agents are typically responsible.

Recognize that viruses are the most common cause: The majority of croup cases are caused by viral infections, especially parainfluenza viruses.

Conclude that among the given options, viruses (option b) are the primary cause of most croup cases.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Croup Etiology

Croup is a respiratory condition primarily affecting young children, characterized by a barking cough and stridor. It is most commonly caused by viral infections, especially parainfluenza viruses, which lead to inflammation of the upper airway.

Viral vs. Bacterial Infections

Understanding the difference between viral and bacterial infections is crucial, as viruses typically cause croup, while bacteria are less commonly involved. Viral infections often result in inflammation without requiring antibiotics, unlike bacterial infections.

Respiratory Tract Inflammation

Croup involves inflammation and swelling of the larynx, trachea, and bronchi, which narrows the airway and causes breathing difficulties. Recognizing how inflammation affects airway function helps explain the symptoms and guides treatment.

Most cases of croup are caused bya. Bacteria.b. Viruses.c. Trauma injuries.d. Fungi.e. Allergens.