Distinguish between Cardiac muscle and Striated muscle.

$A$ : Smooth muscle fibres are unstriated,fusiform and uninucleate.
$R$ : These cells are involuntary in function.

The most abundant tissue in the body is

Smooth muscles are_

The ensheathing of muscles is called:

Read the following statements.
$(i)$ It is a contractile tissue present only in the heart.
$(ii)$ Cell junctions fuse the plasma membranes of these cells and make them stick together.
$(iii)$ Communication junctions at some fusion points allow the cells to contract as a unit,i.e.,when one cell receives a signal to contract,its neighbours are also stimulated to contract.
Which of the following type of tissue is being described by the above statements?