Day 17

# LIVER The liver is the largest solid organ in the body (≈1.5 kg) and the only one with a dual blood supply. It sits in the right upper quadrant, tucked under the diaphragm, and acts as the metabolic factory, detoxifier and synthetic powerhouse of the body. For MRCS Part

# Biliary System The biliary tree drains bile from hepatocytes to the duodenum, with the gallbladder acting as a side-pocket reservoir. It is the most cholecystectomised and examined region of the upper abdomen — punishing candidates who confuse Calot's triangle borders with the Pringle manoeuvre, or biliary colic with

# Spleen 👩‍⚕️ The spleen is a frequent MRCS Part A topic because almost every fact about it doubles as a clinical scenario. Know the two ligaments and their contents, the danger zones during splenectomy, the post-splenectomy blood film, and OPSI prophylaxis. Almost every spleen SBA tests one of these four