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11.Which of the following muscles cells are spindle shaped?. CardiacNon-striatedStriatedVoluntary |
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Answer» b) Non-striated Non-striated muscles or smooth muscle tissue are elongated and spindle shaped.Each of its fibre contains a SINGLE, OVAL nucleus surrounded by cytoplasm or sarcoplasm.Myofibrils in the cytoplasm are arranged longitudinally.________________________________Cardiac Muscle Tissue:-Each of its fibre is LONG and cylindrical.The FIBRES are uninucleate and have some lateral branches or oblique bridges.Cardiac muscles are STRIPED, but have intercalated discs at intervals.________________________________Striated Muscle Tissue:-These muscles are also known as skeletal muscles or voluntary muscles.Each of its fibre is an elongated cell surrounded by a membrane, the sarcolemma.They are multinucleated. |
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