IVC stands for which anatomical structure?

• A. Internal vena cava
• B. Intercostal venous canal
• C. Inferior vena cava
• D. Intravascular caval

Answer: (C)

The main idea is recognizing common anatomical naming for major veins. IVC stands for the inferior vena cava, the large vein that returns deoxygenated blood from the lower half of the body to the right atrium of the heart. The term “inferior” indicates its position below the diaphragm, which helps distinguish it from the superior vena cava that drains the upper body. The other options aren’t standard names for this structure: “internal vena cava” isn’t used in anatomy, “intercostal venous canal” isn’t a recognized vessel, and “intravascular caval” isn’t a proper name for a blood vessel. Remembering that vena cava means a large vein returning blood to the heart, and “inferior” places it below the diaphragm, helps you identify the correct structure.