( ( CARDIAC ( MUSCLE ( Cardiac muscle ) ) ) ( ( -LRB- ( ( ( see also ) myocardium ) -RRB- ) ) ( ( ( ( comprises ( most ( of ( ( the walls ) ( of ( the heart ) ) ) ) ) ) , ) ( making ( ( the ( powerful contractions ) ) ( that ( ( pump blood ) ( throughout ( the body ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NNP CARDIAC) (NNP MUSCLE) (NNP Cardiac) (NN muscle)) (PRN (-LRB- -LRB-) (VP (VB see) (ADVP (RB also)) (NP (NN myocardium))) (-RRB- -RRB-)) (VP (VBZ comprises) (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NNS walls)) (PP (IN of) (NP (DT the) (NN heart)))))) (, ,) (S (VP (VBG making) (NP (NP (DT the) (JJ powerful) (NNS contractions)) (SBAR (WHNP (WDT that)) (S (VP (VBP pump) (NP (NN blood)) (PP (IN throughout) (NP (DT the) (NN body)))))))))) (. .)))
CARDIAC MUSCLE Cardiac muscle (see also myocardium ) comprises most of the walls of the heart, making the powerful contractions that pump blood throughout the body.
(ROOT (S (NP (NNP Cardiac) (NN muscle)) (VP (VBZ makes) (PRT (RP up)) (NP (NP (JJS most)) (PP (IN of) (NP (DT the) (NN heart))))) (. .)))