( ( ( HUMAN ( ANATOMY Chemical ) ) ( organization ( of ( ( ( ( ( ( ( the body ) , ) ( Body tissue ) ) , ) ( Skeletal system ) ) , ) ( Muscular system ) ) ) ) ) . )
(ROOT (NP (NP (NNP HUMAN) (NNP ANATOMY) (NNP Chemical)) (NP (NP (NN organization)) (PP (IN of) (NP (NP (DT the) (NN body)) (, ,) (NP (NN Body) (NN tissue)) (, ,) (NP (JJ Skeletal) (NN system)) (, ,) (NP (JJ Muscular) (NN system))))) (. .)))
HUMAN ANATOMY Chemical organization of the body, Body tissue, Skeletal system, Muscular system.
(ROOT (S (ADVP (RB Together)) (, ,) (NP (DT the) (JJ muscular) (CC and) (JJ skeletal) (NNS organs)) (VP (VBP are) (VP (VBN known) (PP (IN as) (NP (DT the) (JJ musculoskeletal) (NN system))))) (. .)))
Together, the muscular and skeletal organs are known as the musculoskeletal system.