Description: Segment 1 The intertitles give a description of the four blood groups and how they are classified. They also describe how to test blood to ascertain which blood type it is, and how to read the results of the tests. The intertitles give guidelines on which blood groups should donate to each other. The process of taking blood from a donor is shown, and the steps explained by the intertitles. Time start: 00:00:00:00 Time end: 00:06:43:19 Length: 00:06:43:19 Segment 2 A patient is then given the blood. The intertitles describe the procedure step-by-step as it is shown. Time start: 00:06:43:19 Time end: 00:11:55:16 Length: 00:05:11:22