( ( These muscles ) ( ( allow ( ( conscious ( movement outside ) ) ( of ( external influences ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS muscles)) (VP (VBP allow) (NP (NP (JJ conscious) (NN movement) (NN outside)) (PP (IN of) (NP (JJ external) (NNS influences))))) (. .)))
These muscles allow conscious movement outside of external influences.
(ROOT (S (NP (JJ Intrinsic) (NNS muscles)) (VP (VBP allow) (NP (PRP$ your) (NNS fingers)) (S (VP (TO to) (VP (ADVP (RB also)) (VB make) (NP (NP (JJ precise) (NNS movements)) (PP (IN for) (NP (NNS actions)))))))) (. .)))