Which of the following is true about smooth muscle?
A. Certain smooth muscle cells can actually divide to increase their numbers.
B. Smooth muscle has well-developed T tubules at the site of invagination.
C. Smooth muscle, in contrast to skeletal muscle, cannot synthesize or secrete any connective tissue elements.
D. Smooth muscle cannot stretch as much as skeletal muscle.
Answer:A
Which of the following is true about smooth muscle?
A. Certain smooth muscle cells can actually divide to increase their numbers. B. Smooth muscle has well-developed T tubules at the site of invagination. C. Smooth muscle, in contrast to skeletal muscle, cannot synthesize or secrete any connective tissue elements. D. Smooth muscle cannot stretch as much as skeletal muscle.