What Mechanisms Assist Venous Return

question 41

Multiple Choice

What mechanisms assist venous return?

• A) One-way valves, increasing diameter of veins, peripheral resistance
• B) Pressure changes during breathing, one-way valves, thickness of the tunica media in medium-sized veins
• C) Skeletal muscle contractions, large-diameter lumen, thickness of the tunica media in medium-sized veins
• D) One-way valves, skeletal muscle contractions, pressure changes during breathing

---

Definitions:

Misuse

Misuse is the incorrect, improper, or excessive use of something, often leading to negative outcomes or harm.

Preventive Approach

Strategic actions taken to avoid potential problems or diseases before they occur.

Aging

The process of becoming older, a series of biological changes that occur in all living organisms over time, often leading to a gradual decrease in physical and sometimes mental capacity.

Discrimination

Unjust or prejudicial treatment of different categories of people, often based on race, age, sex, or disability.