Question

How many number of muscle cells are there in each longitudinal strip of the body wall of Ascaris?

• A. 100
• B. 150
• C. 200
• D. 300

Answer 1

The correct option is B 150

Longitudinal muscles form a single layer beneath the epidermis and lining the body cavity. The muscle layer is divided into four longitudinal columns or strips, two dorsolateral and two ventrolateral. Each column contains about 150 muscle cells.