Circulation in a particular region or organ is directly proportional to the degree of local activity. It is adjusted on two lines: (1) By regulating the general circulation, and (2) By adjusting the local blood vessels. Generally, vasodilatation of an active part is accompanied with vasoconstriction of other inactive parts. In this way, blood is shifted from the inactive to [...]
Blood pressure is the lateral pressure exerted by blood on the vessel walls while flowing through it. Four terms are in common use: i. Systolic Pressure (S.P.): The maximum pressure during systole. ii. Diastolic Pressure (D.P.): The minimum pressure during diastole. iii. Pulse Pressure (P.P.): The difference between systolic and accepted diastolic pressure. iv. Mean Pressure (M.P.): It is roughly [...]
Here is a list of four diuretic agents. These drugs are good antihypertensive agents used either alone or in combination with other drug. Where a combined therapy is necessary, a diuretic drug is preferably used along with any other drug because these drugs potentiate the effect of other antihypertensive drugs. Though the exact mechanism of their antihypertensive action is not [...]