In this article we will discuss about Hymenolepis Nana. Morphology of Hymenolepis Nana: H. nana (Fig. 107.21) is a cosmopolitan parasite. It is small and measures up to 25-40 mm in length by one mm in diameter. Its scolex (Fig. 107.22) is minute, rhomboidal and has four suckers and a short rectractile rostellum armed with 20-30 hooklets in one single [...]
The below mentioned article provides a short note on Trichina Worm. Morphology of Trichina Worm: It is one of the smallest nematode (1.4-106 mm in length by 40-60 mm in diameter, (Fig. 109.1, 2). Life Cycle of Trichina Worm: When man consumes raw meat infected (Fig. 109.3) with the cysts (Fig. 109.4) of T. spiralis, the cysts are digested out [...]
The below mentioned article provides a short note on Ascaris Lumbricoides (Round Worm). Morphology of Ascaris Lumbricoides (Round Worm): The adult worm is the largest (20-35 cm) of the common intestinal nematodes of man. It is bright or pink in colour (Fig. 109.36, 37, 38, 39, 40). The posterior end of male is curved ventrally (Fig. 109.41, 42) with a [...]