( ( ( ( This cholesterol ) , ) ( ( ( called ( ( the LDL ) ( -LRB- ( ( low ( density lipoprotein ) ) -RRB- ) ) ) ) , ) ( if elevated ) ) ) ( ( can ( lead ( to ( the ( ( ( ( build up ) ( of plaque ) ) ( in ( ( the ( artery walls ) ) ( which ( ( ( narrows ( the arteries ) ) and ) ( decreases ( the blood ) ) ) ) ) ) ) flow ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT This) (NN cholesterol)) (, ,) (VP (VBN called) (NP (NP (DT the) (NNP LDL)) (PRN (-LRB- -LRB-) (NP (JJ low) (NN density) (NN lipoprotein)) (-RRB- -RRB-))) (, ,) (SBAR (IN if) (S (VP (VBD elevated)))))) (VP (MD can) (VP (VB lead) (PP (TO to) (NP (DT the) (S (VP (VB build) (PRT (RP up)) (PP (IN of) (NP (NN plaque))) (PP (IN in) (NP (NP (DT the) (NN artery) (NNS walls)) (SBAR (WHNP (WDT which)) (S (VP (VP (VBZ narrows) (NP (DT the) (NNS arteries))) (CC and) (VP (VBZ decreases) (NP (DT the) (NN blood)))))))))) (NN flow))))) (. .)))
This cholesterol, called the LDL (low density lipoprotein), if elevated can lead to the build up of plaque in the artery walls which narrows the arteries and decreases the blood flow.
(ROOT (S (NP (NP (DT An) (NN increase)) (PP (IN in) (NP (NP (DT the) (NN body) (POS 's)) (NN cholesterol) (NNS levels)))) (VP (MD can) (VP (VB lead) (PP (TO to) (NP (NP (PRP$ your) (NNS arteries)) (VP (VBG filling) (PP (IN with) (NP (NN plaque)))))))) (. .)))