AP EAMCET Medical 2016 Paper

Study the following and identify the incorrect statements .
(I) Muscles of the iris and ciliary body are the smooth muscles of mesodermal origin
(II) Slow and sustained involuntary contractions of smooth muscles are called spasms
(III) Quiscent mononucleatemyogenic cells of skeletal muscles are called pericytes
(IV) The skeletal muscle fibre is multi nucleate and is a syncitium