Multiple Choice Questions
1] The shape of the ovary & the testes & the position of the vitellaia in Clonorchis (Opisthorchis) sinensis is:?
ovary branched, testes lobed, vitellaria central
ovary round testes lobed, vitellaria along the length of each lateral border
ovary branched, testes round, vitellaria along the length of each lateral border
ovary round, testes round, vitellaria central
None of the above.
2] The practical assignment examining the factors influencing the excystation of larval cestodes was held on which date?
3] Excystation of the cysticercoid of Hymenolepis occurred in the presence of the following factor:
Bile salts, NaCl and a temperature of 37░
Pepsin, Trypsin and a temperature of 37░ C
HCl, bile salts and a temperature of 27░ C
Bile salts, NaCl and a temperature of 27░ C
None of the above
4] Which of the following statements about phase contrast microscopy is NOT correct?
Used for examining stained cells
Used for examining unstained live cells
The X100 and X40 objectives are phase contrast objectives
The condenser must be as high as possible
The phase condenser ring setting depends on which objective is used.
5] If 30 eyepiece divisions on the ocular micrometer = 0.70mm on the stage micrometer, what does 1 eyepiece division = in m m?
6] The normal definitive site for adult Schistosoma mansoni is:
The mesenteric arteries
The mesenteric veins
The hepatic arteries
The hepatic veins
All of the above
7] The correct order for using mixtures of glacial acetic acid (GA) and methyl salicylate (MS) in the acetic haematoxylin staining procedure is:
8] Which of the following taxonomic features is NOT used in the identification of adult Ancylostoma: ?
Shape of the dorsal ray of the copulatory burse
Number of digits on each branch of the dorsal ray
Shape of the externo-dorsal ray
Shape and size of the copulatory spicules
Features of the buccal cavity.
9] What is the likely diagnosis from this Geimsa stained smear (x400)?
10] What is the likely diagnosis from this Geimsa stained smear (x400)?
11] The following data represents the number of a single species of parasite recovered from 10 host animals
10, 4, 6, 0, 15, 8, 0, 0, 12, 2
None of the avove
E-mail any comments or suggestions to: D.P. Humber@UEL.AC.UK
ęDavid Humber 1996 - Last Modified: Tuesday, February 27, 1996 at 09:15 PM
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