( ( Progressive ( Bulbar Palsy ) ) ( also ( ( ( ( involves ( ( ( the upper ) and ) ( lower ( motor neurons ) ) ) ) but ) ( is ( restricted ( to ( ( the muscles ) ( of ( the ( jaw ( , ( ( pharynx and ) tongue ) ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NNP Progressive) (NNP Bulbar) (NNP Palsy)) (ADVP (RB also)) (VP (VP (VBZ involves) (NP (NP (DT the) (JJ upper)) (CC and) (NP (JJR lower) (NN motor) (NNS neurons)))) (CC but) (VP (VBZ is) (VP (VBN restricted) (PP (TO to) (NP (NP (DT the) (NNS muscles)) (PP (IN of) (NP (DT the) (NN jaw) (, ,) (NN pharynx) (CC and) (NN tongue)))))))) (. .)))
Progressive Bulbar Palsy also involves the upper and lower motor neurons but is restricted to the muscles of the jaw, pharynx and tongue.
(ROOT (S (NP (NNP Jaws) (CC and) (NN pharynx) (NNS muscles)) (VP (VBP are) (VP (VBN used) (S (VP (TO to) (VP (VB pump) (NP (NN water)) (PP (IN over) (NP (DT the) (NNS gills)))))))) (. .)))