( ( ( Endocrinology Concentrate ) ( on ( ( disorders ( of ( the ( endocrine system ) ) ) ) ( -LRB- ( ( ( a collection ) ( of ( glands ( that ( produces ( hormones ( that ( regulate ( ( ( the ( body 's ) ) rate ) ( of ( ( ( ( ( metabolism , ) growth ) , ) and ) ( sexual functioning ) ) ) ) ) ) ) ) ) ) ) ) -RRB- ) ) ) ) ) . )
(ROOT (NP (NP (NNP Endocrinology) (NNP Concentrate)) (PP (IN on) (NP (NP (NNS disorders)) (PP (IN of) (NP (DT the) (JJ endocrine) (NN system))) (PRN (-LRB- -LRB-) (NP (NP (DT a) (NN collection)) (PP (IN of) (NP (NP (NNS glands)) (SBAR (WHNP (WDT that)) (S (VP (VBZ produces) (NP (NP (NNS hormones)) (SBAR (WHNP (WDT that)) (S (VP (VB regulate) (NP (NP (NP (DT the) (NN body) (POS 's)) (NN rate)) (PP (IN of) (NP (NP (NN metabolism)) (, ,) (NP (NN growth)) (, ,) (CC and) (NP (JJ sexual) (NN functioning))))))))))))))) (-RRB- -RRB-)))) (. .)))
Endocrinology Concentrate on disorders of the endocrine system (a collection of glands that produces hormones that regulate the body's rate of metabolism, growth, and sexual functioning).
(ROOT (S (NP (DT The) (JJ endocrine) (NN system)) (VP (VBZ produces) (S (NP (NNS hormones)) (VP (TO to) (VP (VB regulate) (NP (NN growth) (, ,) (NN development) (, ,) (CC and) (NN reproduction)))))) (. .)))
The endocrine system produces hormones to regulate growth, development, and reproduction.