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 |  | | Smooth muscle is found in many structures, for example in the walls of the intestines, arterioles, ureters, and uterus. It is non-striated when viewed under the microscope, and controlled by the autonomic (involuntary) nervous system. Each muscle cell has a single nucleus. |  | 
 |  |  low-power surveyintestinal wall
 |  medium-power view |  high-power view |  | 
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