Dendritic Cells

question 43

Multiple Choice

Dendritic cells

• A)play an important role in the development of allergies and hypersensitivity.
• B)contain granules with histamine and other pharmacologically active substances that contribute to the inflammatory response.
• C)are capable of recognizing specific pathogen-associated molecular patterns and play an important role in nonspecific resistance.
• D)are mainly important in the defense against protozoan and helminth parasites.

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Definitions:

Orthopnea

Difficulty in breathing that occurs when lying flat, commonly experienced by people with heart failure or lung diseases, and relieved by sitting up or standing.

Atelectasis

A collapsed or partially collapsed lung, often resulting from blocked airways or after surgery.

Emphysema

A chronic respiratory condition where the air sacs (alveoli) in the lungs are damaged, leading to breathlessness.

Stridor

A high-pitched, wheezing sound caused by disrupted airflow, often indicating a blockage or narrowing in the throat or voice box.