Question
Biology Question on Structural Organisation of Animals and plants
The wall of internal organs such as blood vessels, stomach and intestine contain this type of muscle tissue
A
Smooth muscle fibre
B
Striped muscle fibre
C
Cardiac muscle fibre
D
Neutral tissue
Answer
Smooth muscle fibre
Explanation
Solution
They are the smooth muscles and are unstriated. The cells are spindle shaped, involuntary and non striated. The muscles help in the involuntary movement. Like in the stomach they help in the mixing of food that will help in the digestion. They are controlled by the autonomic nervous system and respond to the internal signals.
So, the correct answer is (A) Smooth muscle fibre