Zoo 4234 Study guides, Class notes & Summaries

Complements circulate freely in blood plasma. True or False? True Name the three ways complements can be activated by Classical pathway, alternative pathway, and lectin pathway. The lectin pathway occurs spontaneously. True or False? False; it has to do with the cell wall polysaccharides of bacteria and fungi The classical pathway refers to the antigen-antibody complex. True or False? True.

Wuchereria bancrofti and Brugia malayi pathogenesis - -Mostly asymptomatic in early years of infection. Low grade fever may result from immune reaction to developing worms. -Acute phase of infection is when microfilariae are released. Host responds to dying worms and worm byproducts. Lymph nodes become inflamed. Immune cell activation leads to fevers, chills toxemia ... Lymphatic vessels become swollen, damaged and leaky (lymphedema). Get leakage of protein or fluid to surrounding tissues. ...

Digenea female reproductive system Ans -ovicapt: sphincter muscle controls release of oocyte from ovary term-11 - Laurer's canal: vestigial vagina - Mehlis' gland: unicellular mucous and serous glands surrounding ootype - Ootype: expanded area of oviduct surrounded by Mehlis' gland - vitellaria: vitelline glands which produce bulk of shell material and yolk of the egg - Oogenotop: "egg forming apparatus" Characteristics of phylum Platyhelminthes... Ans *Flatworms* -Simplest bil...

Parasitology Study of the most common mode of life on earth - centered on animal parasites of humans, domestic animals, and wildlife parasite an organism that lives in or on another organism (host) and either harms the host or lives at the expense of the host Why is parasitology important? - parasite resistance - insecticide resistance - increased mobility (popularity in tropics and subtropics - migrations of refugees from war-torn areas - military service personnel coming from abroad ...

FIU PARASITOLOGY ZOO 4234 FINAL REVIEW PT. 1 QUESTIONS AND ANSWERS 1. Parasitology is the study of the most common mode of life on earth, which is centered on?: Animal Parasites 2. Phoresis: "to carry" 3. Protocooperation: mutually beneficial relationship between organisms in which the interaction is not physiologically necessary for survival 4. Which of the following is not a characteristic of protocooperation?: a. sym- biotic interaction b. mutually beneficial *c. physiologically nec...

Which of the following is a characteristic of Platyhelminthes? a) Most are parasitic b) Dorsoventrally flattened c) Triploblastic d) Acoelomate e) All of the above Which of the following is NOT a characteristic of Platyhelminthes? a) Triploblastic b) Parenchyma c) Pseudocoelomate d) Dorsoventrally flattened e) None of the above Which of the following is a class belonging to the Phylum Platyhelminthes? a) Turbellaria b) Monogenea c) Cestoidea d) Trematoda e) All of the above ...

ZOO 4234 - PARASITOLOGY EXAM 2 WITH ANSWERS Which of the following is a characteristic of Platyhelminthes? a) Most are parasitic b) Dorsoventrally flattened c) Triploblastic d) Acoelomate e) All of the above Which of the following is NOT a characteristic of Platyhelminthes? a) Triploblastic b) Parenchyma c) Pseudocoelomate d) Dorsoventrally flattened e) None of the above Which of the following is a class belonging to the Phylum Platyhelminthes? a) Turbellaria b) Monogenea c) Cest...

FIU Parasitology ZOO 4234 Final review Pt. 2 WITH 100% CORRECT ANSWERS | GRADED A+

Virulence deals with the consequences of a parasite on the hosts _________. a) anatomy b) behavior c) reproductive success d) physiology e) all of the above Which of the following is not a characteristic of Platyhelminthes? a) most are parasitic b) dorsoventrally flattened c) triploblasti

1. Which nematode species covered can cause hanging groin and elephantiasis? a) Strongyloides stercoralis d) Onchocerca volvulus b) Trichinella spiralis e) none of the above c) Ascarislumbricoides 2. Which nematode species covered can utilize a human as both intermediate and definitive host? a) Ascarislumbricoides d) Onchocerca volvulus b) Trichinella spiralis e) none of the above c) Trichuristrichiura 3. Which of the following is affected by the hydrostatic skeleton i...