BIOL 3900- Midterm Exam Guide - Comprehensive Notes for the exam ( 134 pages long!)
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Trichuris spp. (lemon shaped with bipolar plugs) - eggs may survive for several years, becoming a reservoir of infection. superfamily: trichinelloidea. Heavy infections cause inflammation of cecal mucosa, diarrhea and weight loss. Capillaria spp. (barrel shaped, bipolar plugs) superfamily: trichinelloidea. Pooled sample digestion method, elisa and squash preparation method. Oxyuris equi - single operculum and flatter on one side. Adults in dorsal colon, females migrate through anus to lay eggs around perineum, eggs are laid with a gelatenous subsance (irritant), egg with l3 is the infective stage. What is the life cycle of oxyuris equi. Pruritus, peri-anal irritation and broken hair at the base of the tail. Using the adhesive tape method or perianal scraping method. Adults in the distal parts of the pulmonary arteries. Large numbers - can be in right heart and caudal vena cava. Indirect (ih - dung beetles, ph - chickens, birds and lizards) Spirocerca lupi - small and elongated, thick shelled, containing l1.
