You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is CT scan of the abdomen at the level of the upper lumbar veebra. Which structure is a direct branch of the aoa and supplies blood to the ascending and transverse colons? and explain in detail?
The superior mesenteric aery, a direct branch of the aoa, supplies blood to the ascending and transverse colons, which is marked as D. B. - The inferior vena cava, which receives blood from the liver, kidneys, and other abdominal structures, enters the thorax through the vena caval foramen to empty into the right atrium. A. -The gallbladder receives bile, concentrates it by absorbing water and salt, and stores it. E. -The left renal vein runs anterior to the aoa but posterior to the superior mesenteric aery and receives blood from the gonad and suprarenal gland.