BIOL 4105 Chapter : Nematodes
Document Summary
Tissue trauma > capillary damage > some hemorrhage > anemia. Local inflammation of gut > edema, increased macrophages, nutrient malabsorption. Chronic colitis inflammatory bowl disease, malnutrition, retarted development. Bipolar eggs in fecal sample, adults in colonoscopy. Mebendazole or albendazole (both kill all 3 potential worms, less on histolytica) World wide most common in usa & europe. Egg > j1 > j2 > j3 > j4 > j5/adults. Undercooked pork with nbl (j1) = new born larva. Nbl striated muscle cells: eye, tongue, masticatory muscles, diaphragm & intercostals, heavy muscle of extremeties. Invasions & molting of juveniles to adults in si. Parental phase - nbl invades muscle cells, nurse cell complex: all contractile filaments lost, dna replicates but arrests in g2, fibrous connective tissue capsulates cell, circulatory rete forms around cell. J1 in soil > j2 > j3 > j4 > j5 > release eggs. Homogonic life cycle only females (filariform larva)
