( Triceps ( ( The triceps ) ( ( ( ( are ( found ( on ( ( the back ) ( of ( the ( upper arms ) ) ) ) ) ) ) and ) ( are ( used ( to ( ( extend ( the ( lower arm ) ) ) ( around ( the ( elbow joint ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Triceps)) (NP (DT The) (NNS triceps)) (VP (VP (VBP are) (VP (VBN found) (PP (IN on) (NP (NP (DT the) (NN back)) (PP (IN of) (NP (DT the) (JJ upper) (NNS arms))))))) (CC and) (VP (VBP are) (VP (VBN used) (S (VP (TO to) (VP (VB extend) (NP (DT the) (JJR lower) (NN arm)) (PP (IN around) (NP (DT the) (NN elbow) (NN joint))))))))) (. .)))
Triceps The triceps are found on the back of the upper arms and are used to extend the lower arm around the elbow joint.
(ROOT (S (NP (DT The) (NNS triceps)) (VP (VBP help) (S (NP (DT the) (NN body)) (VP (VB extend) (NP (DT the) (NN arm))))) (. .)))