Intercalated discs are characteristic of muscles found in
A
stomach.
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B
Urinary bladder
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C
Thigh
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D
heart
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Solution
The correct option is D heart Cardiac muscle fibres are found in the wall of heart. They have dark intercalated discs at intervals. These are specialized regions of cell membranes of two adjacent fibres. They permit the wave of muscle contraction to be transmitted from one cardiac fibre to another.