( It ( ( focuses ( on ( ( the systems ) ( of ( ( the body ) ( -LRB- ( ( ( ( ( e.g. , ) hematological ) , ) cardiovascular ) -RRB- ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ focuses) (PP (IN on) (NP (NP (DT the) (NNS systems)) (PP (IN of) (NP (NP (DT the) (NN body)) (PRN (-LRB- -LRB-) (NP (NNP e.g.)) (, ,) (NP (NN hematological)) (, ,) (NP (JJ cardiovascular)) (-RRB- -RRB-))))))) (. .)))
It focuses on the systems of the body (e.g., hematological, cardiovascular).
(ROOT (S (NP (DT The) (JJ cardiovascular) (NN system)) (VP (VBZ moves) (NP (NP (NNS nutrients)) (CC and) (NP (JJ other) (NNS substances))) (PP (IN throughout) (NP (DT the) (NN body)))) (. .)))