( ( ( ( ( ( 17-22A , ) ( p. 542 ) ) -RRB- ) and ) ( quadriceps ( -LRB- ( ( knee jerk ) -RRB- ) ) ) ) ( ( reflex ( -LRB- ( ( p. 656 ) -RRB- ) ) ) . ) )
(ROOT (S (NP (NP (NP (CD 17-22A)) (, ,) (ADJP (JJ p.) (NP (CD 542))) (-RRB- -RRB-)) (CC and) (NP (NP (NNS quadriceps)) (PRN (-LRB- -LRB-) (NP (NN knee) (NN jerk)) (-RRB- -RRB-)))) (VP (VBZ reflex) (PRN (-LRB- -LRB-) (ADJP (QP (CD p.) (CD 656))) (-RRB- -RRB-))) (. .)))
17-22A, p. 542) and quadriceps (knee jerk) reflex (p. 656).
(ROOT (X (NP (DT The) (`` ``) (JJ knee-jerk) ('' '') (NN motion)) (SBAR (IN that) (S (NP (NNS people)) (ADVP (RB involuntarily)) (VP (VBP perform) (SBAR (IN after) (S (S (VP (VBG being) (VP (VBN struck) (PP (IN in) (NP (NP (DT the) (NN knee)) (PP (IN in) (NP (DT a) (JJ certain) (NN way)))))))) (VP (VBZ is) (NP (NP (DT an) (NN example)) (PP (IN of) (NP (DT a) (JJ reflex))))))))))))