<prompt> All of the following muscles are composite muscles Except:PectineusRectus femorisAdductor magnusBiceps femoris  <response>: B i.e., Rectus femorisFlexor digitorion profundus FDS, Adductor magnus, biceps femoris, pectineus and quadriceps femoris not rectus fernoris2 are all composite muscles. Rectus femoris is only a pa of composite of 4 muscles known as quadriceps femoris. 