Each adult tapeworm consists of a head (scolex), which attaches the tapeworm to the intestinal wall, neck, and various numbers of segments, developing from the neck region.

What is the scolex of a tapeworm used for?

The head, or scolex, bears suckers and often hooks, which are used for attachment to the host. The body covering is a tough cuticle, through which food is absorbed. There is neither a mouth nor a digestive tract. Tapeworms also lack a circulatory system and an organ specialized for gas exchange.

Where is the scolex of a tapeworm?

The scolex at the anterior end of the cestode is a specialized body segment (or proglottid), which anchors the parasite to its host.