<prompt> Smallest cestode among the following;H. nanaSchistosomaT. saginataT. Solium  <response>: Cestodesare Long, Segmented, dorso-ventrally flattened tape-like worms There are 3 regions in an adult worm: - Head: Scolex - Neck - Strobila: consist of a series of segment called proglottids Adult worms are found in thehuman intestines Smallest cestode:Hymenolepis nana Longest cestode:Diphyllobothrium latum 