The normal blood pressure in man is 120/80 mm of Hg. What does 120 in this valve represent?

'The normal B.P in man is 120/80 mm/Hg'' What does 80 in the valve represent?

In a normal man blood pressure is :-

In a normal man blood pressure is :-

If the blood pressure is measured as 120/80 mm of Hg, the term 120 refers to

In adult man,normal blood pressure is:

In adult man, normal blood pressure is

The upper blood pressure of a patient is 160 cm of Hg whereas the normal blood pressure should be 120 cm of Hg. Calculate the extra pressure generated by the heart in S.I. unit . Take density of Hg=13600 kg m^(-3) and g=9.8 ms^(-2) .