The Initial Effect on the Heart in Cases of Rheumatic

question 76

Multiple Choice

The initial effect on the heart in cases of rheumatic fever is:

• A) infection in the heart by hemolytic streptococci.
• B) highly virulent microbes causing vegetations on the heart valves.
• C) septic emboli obstructing coronary arteries.
• D) acute inflammation in all layers of the heart due to abnormal immune response.

---

Definitions:

Industry Entry

The process by which new competitors join an existing market, often leading to increased competition.

Profit Circumstances

Conditions or situations that influence the profitability of a business or investment.

Monopolistically Competitive

A market structure where many companies sell products that are similar but not identical, allowing for significant influence over pricing.

Short-Run Equilibrium

A state in the economic short term where demand equals supply, and there are no external forces prompting change.