Which of the following layers you will find in the body wall of earthworm (from outside to inside) ?
A. Non-cellular cuticle, epidermis, circular muscles, longitudinal muscles, coelomic epithelium
B. Cuticle, epidermis, longitudinal muscles,circular muscles, coelomic epithelium
C. Non-cellular cuticle, epidermis, coelomic epithelium, circular muscles, longitudinal muscles
D. Cuticle,epdermis,peritoneal muscles
A. Non-cellular cuticle, epidermis, circular muscles, longitudinal muscles, coelomic epithelium
B. Cuticle, epidermis, longitudinal muscles,circular muscles, coelomic epithelium
C. Non-cellular cuticle, epidermis, coelomic epithelium, circular muscles, longitudinal muscles
D. Cuticle,epdermis,peritoneal muscles
Correct Answer – A
Externally the body wall of earthworm is covered by a thin non cellular cuticle below which lies the epidermis, two muscle layers (circular and longitudinal) and innermost coelomic epthelium.