Comparison 1: Body Location

Skeletal: Attachted to bones

Smooth: Walls of hollow organs.

Cardiac: Walls of the heart.

Comparison 2: Cell Shape and Appearance

Skeletal: Single, Long, Multinucleate.

Smooth: Single, Fusiform, Uninucleate.

Cardiac: Branching chains of cells, Uni or Bi nucleate.

Regulation of Contraction

Skeletal: Voluntary

Smooth: Involuntary

Cardiac: Involuntary