What is the purpose of an anastomosis?

• A. To disconnect two vessels
• B. To ensure continuity of a passageway
• C. To remove obstructions in vessels
• D. To enhance blood flow

Answer: (B)

An anastomosis serves the essential purpose of ensuring the continuity of a passageway, particularly in the context of blood vessels, intestines, or other tubular structures within the body. This surgical technique involves connecting two previously separate structures, allowing for the uninterrupted flow of fluids or blood.

Establishing this continuity is crucial in various surgical procedures, particularly during coronary artery bypass surgery or in gastrointestinal surgeries where segments of the bowel are rejoined. By facilitating the reconnection, an anastomosis helps restore normal physiological function and optimize healing post-surgery.

In contrast, disconnection of vessels pertains to severing their connection, which goes against the purpose of anastomosis. While removing obstructions may improve vessel patency, it does not directly define the role of an anastomosis. Enhancing blood flow could be a secondary effect of successful reconnection but is not the primary purpose of this surgical procedure. The primary focus is on maintaining an open and functional pathway for optimum biological function.