( Therefore ( , ( diuretics ( , ( ( by ( reducing ( ( ( ( ( blood ( volume ( and ( venous pressure ) ) ) ) , ) ( lower ( capillary ( hydrostatic pressure ) ) ) ) , ) ( which ( reduces ( net ( ( capillary fluid ) ( filtration ( and ( tissue edema ) ) ) ) ) ) ) ) ) ) . ) ) ) ) )
(ROOT (FRAG (ADVP (RB Therefore)) (, ,) (ADVP (RB diuretics)) (, ,) (PP (IN by) (S (VP (VBG reducing) (NP (NP (NN blood) (NN volume) (CC and) (NNS venous) (NN pressure)) (, ,) (NP (JJR lower) (JJ capillary) (NN hydrostatic) (NN pressure)) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ reduces) (NP (JJ net) (ADJP (RB capillary) (JJ fluid)) (NN filtration) (CC and) (NN tissue) (NNS edema))))))))) (. .)))
Therefore, diuretics, by reducing blood volume and venous pressure, lower capillary hydrostatic pressure, which reduces net capillary fluid filtration and tissue edema.
(ROOT (S (NP (NNP Filtration)) (VP (VBZ is) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NN fluid)) (PP (RB out) (IN of) (NP (DT the) (NNS capillaries))))))) (. .)))