The muscles that control urine in bladder are known as:
Correct answer: C. Sphincter muscles
- A. Striated muscles
- B. Smooth muscles
- C. Sphincter muscles
- D. Circular muscles
Explanation
Option[a] Striated muscles are either skeletal muscles or cardiac muscles not in the urinary bladder.Option[b] Smooth muscles are present throughout the body ,also exists throughout urinary system where it functions to help rid of toxins and maintain electrolyte balance but does not control the urine in bladderOption [C] Bladder has sphincter muscles,which is a smooth voluntary muscles and control the flow of urine out.Option[d] Circular muscles have a role in opening and closing of passages in the human body to regulate the flow of substances
This question appeared on the UHS MDCAT 2010 paper, which you can sit online with every answer explained.
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