Description: Segment 1 An ultrasound image of a foetus is seen as the male narrator explains that this is one of the new ways which doctors can use to look inside the human body. Various other methods are briefly seen in montage. A history of anatomy of given, from mediaeval times to the Renaissance. Drawings by Vesalius and Da Vinci are seen. At the Royal Edinburgh Infirmary, a beating heart is imaged using radioactivity. The patient has been injected with a radioactive substance and imaged by a camera above his chest. This heart is compared to an image of a normal heart it is obvious that the patient's heart beats too slowly. Time start: 00:00:00:00 Time end: 00:04:46:00 Length: 00:04:46:00 Segment 2 The patient exercises on a bed whilst his heart is being monitored by the camera. The heart still beats slowly and a drug is administered. The effect is seen on the camera. A photograph of Wilhelm R+