STATEMENT BASED
Structural Organization in Animals(NCERT)

286923 Which of the following type of muscle tissue is being described on the basis of 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.
(iv) Humans usually are not able to make it contract merely by thinking about it.

1 Skeletal muscle
2 Smooth muscle
3 Cardiac muscle
4 All of these
Structural Organization in Animals(NCERT)

286924 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 juntions 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.
(iv) Striations are present in this tissue.
Which of the following type of tissue is being described by the above statements ?

1 Skeletal muscle
2 Cardiac muscle
3 Smooth muscle
4 Cartilage
Structural Organization in Animals(NCERT)

286923 Which of the following type of muscle tissue is being described on the basis of 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.
(iv) Humans usually are not able to make it contract merely by thinking about it.

1 Skeletal muscle
2 Smooth muscle
3 Cardiac muscle
4 All of these
Structural Organization in Animals(NCERT)

286924 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 juntions 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.
(iv) Striations are present in this tissue.
Which of the following type of tissue is being described by the above statements ?

1 Skeletal muscle
2 Cardiac muscle
3 Smooth muscle
4 Cartilage