Question

as smooth muscles cells are found in walls of hollow organs where hard muscle cells can be found​

Answer 1

Explanation:

Smooth muscle cells are found in the walls of hollow organs, including the stomach, intestines, urinary bladder and uterus, and in the walls of passageways, such as the arteries and veins of the circulatory system, and the tracts of the respiratory, urinary, and reproductive systems.

Answer 2

Explanation:

at limbs , node of vertebral column...........