Zoo 4234 Study guides, Class notes & Summaries

sporozoite - daughter cell resulting from sporogony trophozoite - active, feeding stage of a protozoan, in contrast to a cyst schizogony - form of asexual reproduction in which multiple mitoses occur, followed by simultaneous cytokinesis, resulting in many daughter cells at once merozoite - daughter cell resulting from schizogony gametogony - process by which gametes are produced in protozoa; occurs when merozoites entering red blood cells transform into gametocytes

ZOO 4234 Parasitology Exam 1 - Questions and Answers (Florida International University)

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. Opsonization - makes pathogen "tasty" for phagocytic cells like macrophages and neutroph...

Parasitology is the study of the most common mode of life on earth, which is centered on? - Animal Parasites Phoresis - "to carry" Protocooperation - mutually beneficial relationship between organisms in which the interaction is not physiologically necessary for survival Which of the following is not a characteristic of protocooperation? - a. symbiotic interaction b. mutually beneficial *c. physiologically necessary* Which of the following is not a characteristic of mutualism? - a. sy...

Digenea female reproductive system - -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... - *Flatworms* -Simplest bilaterally ...

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 abr...

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) triploblastic *d) pseudocoelomate* e) all of the above

Zoo 4234 general parasitology exam 2 florida international university1) Which of the following is an epidemiological factor for human infection with Schistosoma haematobium? a) eating undercooked fish b) eating undercooked crab c) eating raw aquatic plants d) swimming in a contaminated lake e) none of the above 2) Choose the best answer that represents the chronological order of digenean development a) adult egg metacercaria sporocyst redia cercaria miracidia b) adult sporocyst egg redi...

What will an ant infected by Ophiocordyceps Unilateralis do once infected? 1. Ant will fall from tree canopy 2. Climbs again and permanently attaches its mandibles to the main vein of a leaf 3. Ant beings to grow stalk with the fruiting body and spores. Ophiocordyceps unilateralis infects ants via the _______ of the fruiting body and gets in the joint of the ants where it goes to the ________ stage Spores; yeast