( ( Scissoring ( -LRB- ( ( ( rotation ( of ( the legs ) ) ) inward ) -RRB- ) ) ) ( ( is ( ( a ( common phenomenon ) ) ( due ( to ( ( ( ( ( increased tone ) ( of adductors ) ) ( -LRB- ( ( ( bring legs ) ( toward ( midline ( of body ) ) ) ) -RRB- ) ) ) and ) ( ( internal rotators ) ( of ( the hip ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NN Scissoring)) (PRN (-LRB- -LRB-) (NP (NP (NN rotation)) (PP (IN of) (NP (DT the) (NNS legs))) (VP (VBN inward))) (-RRB- -RRB-))) (VP (VBZ is) (NP (NP (DT a) (JJ common) (NN phenomenon)) (ADJP (JJ due) (PP (TO to) (NP (NP (NP (VBN increased) (NN tone)) (PP (IN of) (NP (NNS adductors))) (PRN (-LRB- -LRB-) (S (VP (VB bring) (NP (NNS legs)) (PP (IN toward) (NP (NP (NN midline)) (PP (IN of) (NP (NN body))))))) (-RRB- -RRB-))) (CC and) (NP (NP (JJ internal) (NNS rotators)) (PP (IN of) (NP (DT the) (NN hip))))))))) (. .)))
Scissoring (rotation of the legs inward) is a common phenomenon due to increased tone of adductors (bring legs toward midline of body) and internal rotators of the hip.
(ROOT (S (NP (JJ Medial) (NN rotation)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (NN rotation)) (PP (IN of) (NP (NP (DT a) (NN bone)) (PP (IN toward) (NP (NP (DT the) (NN midline)) (PP (IN of) (NP (DT the) (NN body))))))))))) (. .)))