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Allergic rhinitis is characterized by:

A.

Oral edema and vomiting

B.

Laryngeal edema

C.

Urticaria

D.

Swelling and itching of nasal passages

Answer and Explanation

The Correct Answer is D

A. Oral edema and vomiting are not typical signs of allergic rhinitis; these symptoms are more associated with systemic allergic reactions or anaphylaxis.

B. Laryngeal edema may occur in severe allergic reactions but is not characteristic of allergic rhinitis specifically.

C. Urticaria refers to hives and is another form of allergic response but does not describe the nasal symptoms typical of allergic rhinitis.

D. Swelling and itching of the nasal passages are hallmark symptoms of allergic rhinitis due to inflammation from allergen exposure.


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Related Questions

Correct Answer is A

Explanation

A. Anti-inflammatory drugs primarily work by blocking the chemical mediators of inflammation, such as prostaglandins, thereby reducing pain and swelling.

B. While some anti-inflammatory medications may affect blood flow indirectly, their main action is not to increase blood flow to tissues.

C. Anti-inflammatory drugs may help minimize scar formation indirectly but are not primarily indicated for that purpose.

D. These drugs do not enhance the immune system; instead, they modulate inflammatory responses.

Correct Answer is A

Explanation

A. An epidemic refers to a sudden increase in the number of cases of a disease above what is normally expected in a specific area or population. The localized nature of the increase in ringworm infections supports this classification.

B. Endemic refers to a disease or condition regularly found among particular people or in a certain area; it does not account for the sudden spike in infections.

C. A pandemic involves widespread outbreaks affecting multiple countries or continents, which does not apply here.

D. Prevalence measures how widespread a disease is within a population, but it does not reflect sudden increases.

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