Strep Throat Is Commonly Caused by Group a Streptococcus Bacteria

question 32

Multiple Choice

Strep throat is commonly caused by group A Streptococcus bacteria. A common symptom of strep throat is the presence of swollen lymph nodes in the neck. This symptom usually peaks about 2-4 days after the onset of the infection, and is due to:

• A) Damage to the pharyngeal epithelium by the bacteria
• B) Release of bacterial PAMPs leading to inflammatory cytokine production
• C) Trapping and activation of antigen-specific lymphocytes in the lymph nodes of the neck
• D) Recruitment of neutrophils to the lymph nodes of the neck
• E) Recruitment of circulating macrophages to the lymph nodes of the neck

---

Definitions:

Degree of Association

A statistical measure that describes the level or strength of a relationship between two or more variables.

Correlation

A mathematical indicator showing how much two or more variables move in relation to each other.

Consistent Measurement

Involves the use of precise and stable methods or instruments to obtain reliable data across different instances or over time.

Reliability

Consistency, either within a scale or over time.