View HintsWhat have you read about the heart? What do you know about the structure of blood vessels? What have you read about heart and blood vessels? Recall the amount of blood in human body. What can remember about the structure of heart? Recall the amount of blood in human body. Recall about the pulse rate. Recall all the definitions you have read so far. Try to recall about coagulation of blood. What have you read about different types of blood vessels? |
