Give differences: Non-striated muscle and striated muscle.

Cardiac muscles possess the characteristics of

Identify the location and function of the following structures:
$(i)$ Intercalated discs
$(ii)$ Haemoglobin

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?

Which of the following is an example of multiunit smooth muscles?

Which of the following types of muscle tissue is being described on the basis of the given statements?
$(i)$ These muscle fibres taper at both ends and do not show striations.
$(ii)$ The wall of internal organs such as the blood vessels,stomach,and intestine contain this type of muscle tissue.
$(iii)$ They are 'involuntary' as their function cannot be directly controlled.