Question

chapter 4 end of chapter review question 22 1 part | -- of 1 point smooth muscle _________. contains intercalated discs has striations is under involuntary control has long, cylindrical cells

Explanation:

Intercalated discs are in cardiac muscle, not smooth muscle. Striations are present in skeletal and cardiac muscle, not smooth muscle. Smooth muscle cells are spindle - shaped, not long and cylindrical like skeletal muscle cells. Smooth muscle is under involuntary control, meaning we do not consciously control its contractions.

Answer:

is under involuntary control