( ( As ( ( the ( hair cells ) ) bend ) ) ( , ( they ( ( ( send ( nerve impulses ) ) ( to ( brain ( ( causing ( the canals ) ) ( to ( respond ( to ( ( the movement ) ( of ( the body ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN As) (S (NP (DT the) (NN hair) (NNS cells)) (VP (VB bend)))) (, ,) (NP (PRP they)) (VP (VBP send) (NP (NN nerve) (NNS impulses)) (PP (TO to) (NP (NP (NN brain)) (VP (VBG causing) (NP (DT the) (NNS canals)) (S (VP (TO to) (VP (VB respond) (PP (TO to) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (DT the) (NN body)))))))))))) (. .)))
As the hair cells bend, they send nerve impulses to brain causing the canals to respond to the movement of the body.
(ROOT (NP (NP (NP (DT The) (NN hair) (NNS cells) (NN sense)) (PRN (-LRB- -LRB-) (PRP s) (-RRB- -RRB-))) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (ADJP (JJ liquid) (PP (IN in) (NP (NN ear)))) (NNS canals)))) (. .)))