NEET 2021 Model Test Paper 4
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Question : 175 of 180
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Read the following statement about cardiac muscle fibre :-
(1) It is contractile tissue present only in heart.
(2) Cell junction fuse the plasma membrane of cardiac muscle cell and make them stick together.
(3) Intercalated disc at some fusion points allow the cells to contract as a unit.
(4) When one cell receives a signal to contract, It's neighbours are also stimulated to contract.
How many statement are not incorrect ?
(1) It is contractile tissue present only in heart.
(2) Cell junction fuse the plasma membrane of cardiac muscle cell and make them stick together.
(3) Intercalated disc at some fusion points allow the cells to contract as a unit.
(4) When one cell receives a signal to contract, It's neighbours are also stimulated to contract.
How many statement are not incorrect ?
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