![blood pressure Blood Pressure](http://2.bp.blogspot.com/-N_8JygNH8fk/VP2e_hyxfgI/AAAAAAAABj0/38DUDJM26rE/s1600/Bp.jpg)
Normal heart expands again this time
the pressure of blood vessels is called diastolic blood pressure. The
blood pressure is measured in millimeters in sphygmomanometer.
All questions can't be solved in 3 steps! 3 steps are not required to solve all questions!