Do Invertebrates Have A Muscular System?

Do Invertebrates Have A Muscular System? Do invertebrates have a muscular system? The muscular cells of invertebrates can be divided into three major classes on the basis of their striation pattern: transversely striated, obliquely striated, or smooth muscle. Transversely striated muscles have either continuous or discontinuous Z lines and, thus, can be subdivided into two