Question

The anterior V-spot in microfilmed of Wuchereria represents

• A. Excretory system
• B. Nerve ring
• C. Cervical Papillae
• D. Reproductive system

Answer 1

Answer: (A)

Wuchereria bancrofti infects the lymphatic system, causes lymphatic filariasis throughout the tropical and sub-tropical regions. Here, females can produce thousands of juveniles and are known as microfilariae. These can retain egg membrane as a sheath. About the midway along the length, of these microfilaria, there is an anterior V-spot which represents the rudimentary excretory system. Posterior V-spot represents cloaca or anal pore.
Thus, the correct answer is option A.