These muscles are found in the posterior part of oesophagus, stomach, intestine, lungs, urogenital tract, urinary bladder, blood vessels, iris of the eye, the dermis of the skin
These muscles never connect with the skeleton.
These muscle fibres are elongated, spindle-shaped, containing an oval nucleus.
Striped muscles are involuntary muscle i.e. they are not under the control of an animal's will.
Smooth muscles are also called the visceral muscles.