Is the Pulmonary Circulation Parallel or in Series to the Systemic

question 43

Multiple Choice

Is the pulmonary circulation parallel or in series to the systemic circulation?

• A) parallel
• B) in series
• C) both
• D) they are independent

---

Definitions:

STI Prevention

Strategies and practices aimed at reducing the risk of acquiring sexually transmitted infections, such as safe sex practices and regular screenings.

Curable STI

A sexually transmitted infection that can be effectively treated and completely eradicated with appropriate medical intervention.

Chlamydia

A sexually transmitted infection caused by the bacterium Chlamydia trachomatis, often asymptomatic but treatable with antibiotics.

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system and can lead to the disease AIDS if not treated.