What is High Blood Pressure?

SOLVED:Blood pressure. Systemic blood pressure is expressed as the ratio of the systolic pressure (when the heart first ejects blood into the arteries) to the diastolic pressure (when the heart is relaxed): systemic blood pressure =( systolic pressure )/( diastolic pressure ) Both pressures are measured at the level of the heart and are expressed in millimeters of mercury (or torr), although the units are not written. Normal systemic blood pressure is (120)/(80) . (a) What are the maximum and mi