( ( All ( body systems ) ) ( ( are ( ( ( discussed with ) , ) ( emphasis ( on ( the ( nervous ( and ( cardiac systems ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT All) (NN body) (NNS systems)) (VP (VBP are) (VP (VBN discussed) (PP (IN with)) (, ,) (S (NP (NP (NN emphasis)) (PP (IN on) (NP (DT the) (JJ nervous) (CC and) (JJ cardiac) (NNS systems))))))) (. .)))
All body systems are discussed with, emphasis on the nervous and cardiac systems.
(ROOT (S (NP (DT The) (JJ nervous) (NN system)) (VP (VBZ sends) (NP (JJ electrical) (NNS signals)) (PP (TO to) (NP (DT all) (JJ other) (NN body) (NNS systems)))) (. .)))
The nervous system sends electrical signals to all other body systems.