Zoo 4234 parasitology - Study guides, Class notes & Summaries

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 does not support the Red Queen hypothesis? - A. parasite host coevolution *B. parasites and hosts are engaged is a single battle* C. cessation of change may result in extinction D. parasites and hosts are engaged in an endless arms race E. none of the above

Parasitology is the study of the most common mode of life on earth, which is centered on? Ans Animal Parasites Phoresis Ans "to carry" Protocooperation Ans 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? Ans a. symbiotic interaction b. mutually beneficial *c. physiologically necessary* Which of the following is not a characteristic of m...

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 Which of the following is not a class belonging to the phylum Platyhelminthes? a) Turbellaria b) Monogenea c) Cestoidea

What behavioral changes occur in the 1st intermediate host in the life cycle of Leucochloridium variae? - a) snail takes cover under leaf litter b) ant does not leave its nest *c) snail remains visible on tree branches* d) ant bites down on blade of grass e) none of the above

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...

Complements circulate freely in blood plasma. True or False? Ans True Name the three ways complements can be activated by Ans Classical pathway, alternative pathway, and lectin pathway. The lectin pathway occurs spontaneously. True or False? Ans 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? Ans True.

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 ...

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...

Complements circulate freely in blood plasma. True or False? Ans True Name the three ways complements can be activated by Ans Classical pathway, alternative pathway, and lectin pathway. The lectin pathway occurs spontaneously. True or False? Ans 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? Ans True.