VTNE practice TEST| 237 questions| WITH COMPLETE SOLUTIONS

An animal that is dehydrated before surgery may require a _____ because _____ of the cell volume occurs after rehydration. a) blood/plasma transfusion; dilution b) blood/plasma transfusion; hemoconcentration c) splenectomy; hemoconcentration d) splenectomy; sequestration Correct Answer: a) blood/plasma transfusion; dilution Rehydration may necessitate a blood or plasma transfusion because dilution of the blood cell volume occurs with rehydration. Platelets in mammals: a) appear within RBC agglutinations in cases of hemolytic anemia. b ) do not have nuclei. c) appear as microfilaria in a Wright-stain smear. d) are too small to be detected, even clumped, on the feathered edge of a blood smear. Correct Answer: b) Do not have a nuclei In mammals, platelets are nonnucleated fragments of cytoplasm released from megakaryocytes in the bone marrow. Fleas are: a) endoparasites. b)pseudoparasites. c) periodic parasites. d) ectoparasties Correct Answer: Ectoparasites Parasites are divided into two large groups: endoparasites (internal parasites), which include nematodes, cestodes, trematodes, protozoa, and acanthocephalans; and ectoparasites (external parasites), which include fleas. Actinobacillosis is usually treated with antibiotics, an antiinflammatory drug, and intravenous administration of: a) sodium iodide. b) penicillin c) dexamethasone. d) oxytetracycline. Correct Answer: a) sodium iodide. Actinobacillosis (wooden tongue) is diagnosed by oral examination and biopsy, with isolation of the organism. It is treated with sodium iodide and antibiotics, as well as antiinflammatory drugs.