2 doctors weighed in:
What is the sphincter muscle?
2 doctors weighed in

Dr. Gamal Boutros
Neurology
1 doctor agrees
In brief: Control of function
The sphincters are band of muscles around a lot of hollow organs controlling opening and closing around urethra, anus, mouth, eosophagus, stomac.

In brief: Control of function
The sphincters are band of muscles around a lot of hollow organs controlling opening and closing around urethra, anus, mouth, eosophagus, stomac.
Dr. Gamal Boutros
Dr. Gamal Boutros
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