( ( When healthy ) ( , ( it ( ( should ( ( ( ( ( neutralize and ) dispose ) ( of ( its ( waste products ) ) ) ) ( through ( ( ( ( ( ( ( ( ( ( ( ( ( ( the intestines ) ( -LRB- ( bowels -RRB- ) ) ) , ) liver ) , ) lungs ) , ) ( lymphatic system ) ) , ) spleen ) , ) skin ) and ) kidneys ) ) ) ( under ( normal circumstances ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (ADJP (JJ healthy)))) (, ,) (NP (PRP it)) (VP (MD should) (VP (VB neutralize) (CC and) (VB dispose) (PP (IN of) (NP (PRP$ its) (NN waste) (NNS products))) (PP (IN through) (NP (NP (DT the) (NNS intestines)) (PRN (-LRB- -LRB-) (NP (NNS bowels)) (-RRB- -RRB-)) (, ,) (NP (NN liver)) (, ,) (NP (NNS lungs)) (, ,) (NP (JJ lymphatic) (NN system)) (, ,) (NP (NN spleen)) (, ,) (NP (NN skin)) (CC and) (NP (NNS kidneys)))) (PP (IN under) (NP (JJ normal) (NNS circumstances))))) (. .)))
When healthy, it should neutralize and dispose of its waste products through the intestines (bowels), liver, lungs, lymphatic system, spleen, skin and kidneys under normal circumstances.
(ROOT (S (NP (NP (NNS Kidneys)) (, ,) (NP (JJ large) (NN intestine)) (, ,) (NP (NN liver)) (, ,) (NP (NN skin)) (, ,) (CC and) (NP (NNS lungs))) (VP (VBP comprise) (NP (DT the) (JJ excretory) (NN system))) (. .)))