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Assertion : Smooth muscles are known as involuntary muscles Reason : Smooth muscles are controlled by autonomic nervous system.A. If both assertion and reason are true and reason is the correct explanation of assertionB. If both assertion and reason are true but reason is not the correct explanation of assertionC. If assertion is true but reason is falseD. If both assertion and reason are false |
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Answer» Correct Answer - A Smooth muscles are found in the posterior part or oesophagus, stomach, intestine, blood vessels ,iris of eye and dermis of skin. They are involuntary as their functioning cannot be directly controlled. Action of these muscles is controlled by autonomic nervous system. |
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