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Question
Cardiac sphincter muscle is a circular band of
Cardiac sphincter muscle is a circular band of
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Solution
The correct option is A Smooth muscles
Cardiac sphincter muscle lies at the lower end of the oesophagus. It is a circular band of smooth muscles that ensure unidirectional flow of undigested food. It is involuntary in nature and controlled by the autonomic nervous system. So, the correct answer is 'Smooth muscles'
Cardiac sphincter muscle lies at the lower end of the oesophagus. It is a circular band of smooth muscles that ensure unidirectional flow of undigested food. It is involuntary in nature and controlled by the autonomic nervous system.
So, the correct answer is 'Smooth muscles'
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