( It ( ( affects ( ( the ( ( cardiovascular ( , ( plumonary ( , ( occular ( , skeletal ) ) ) ) ) ) systems ) ) ( of ( the ( human body ) ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ affects) (NP (NP (DT the) (ADJP (JJ cardiovascular) (, ,) (JJ plumonary) (, ,) (JJ occular) (, ,) (JJ skeletal)) (NNS systems)) (PP (IN of) (NP (DT the) (JJ human) (NN body))))) (. .)))
It affects the cardiovascular, plumonary, occular, skeletal systems of the human body.
(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)))) (. .)))