Since this is not my area of expertise, I searched Google under the key words "cardiac smooth muscle" to get these possible sources:
https://www.google.com/search?client=safari&rls=en&q=cardiac+smooth+muscle&ie=UTF-8&oe=UTF-8
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
how is cardiac muscle similar to smooth muscle
a. both are striated
b.they share no similarities
c. they share no differences
d. both have one central nucleus
1 answer