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 The study using barium for small intestine is known as - and explain in detail?
Ans. is 'a' i.e., Barium meal follow through o In most cases the jejunum and Ileum are examined following the barium examination of the upper gastrointestinal tract, referred to as the "barium meal and follow through" or simply **barium follow through".