( ( Meridian systems ) ( ( are ( ( studied , ) ( which ( ( explain ( ( the interrelationships ) ( of ( the ( various ( internal organs ) ) ) ) ) ) ( with ( the ( muscular ( , ( ( skeletal ( , ( nervous ( , ( circulatory ( , ( ( endocrine and ) lymphatic ) ) ) ) ) ) ) systems ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Meridian) (NNS systems)) (VP (VBP are) (VP (VBN studied) (, ,) (SBAR (WHNP (WDT which)) (S (VP (VBP explain) (NP (NP (DT the) (NNS interrelationships)) (PP (IN of) (NP (DT the) (JJ various) (JJ internal) (NNS organs)))) (PP (IN with) (NP (DT the) (JJ muscular) (, ,) (ADJP (JJ skeletal) (, ,) (JJ nervous) (, ,) (JJ circulatory) (, ,) (JJ endocrine) (CC and) (JJ lymphatic)) (NNS systems)))))))) (. .)))
Meridian systems are studied, which explain the interrelationships of the various internal organs with the muscular, skeletal, nervous, circulatory, endocrine and lymphatic systems.
(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.