Some strains of leishmaniae have reservoir hosts, including dogs and wild rodents. Transmission is via the bite of a:
a. tsetse fly.
b. tick.
c. sandfly.
d. triatomid bug.
C
Some strains of leishmaniae have reservoir hosts, including dogs for the Mediterranean strain of Leishmania donovani and wild rodents for the African strain of L. donovani. In addition, Leish-mania tropica has been linked to the same two types of animal reservoirs. Transmission is via the bite of infected sandflies. Infection can also occur from person to person (cutaneous lesions), blood transfusion, shared needles, and organ transplants.
You might also like to view...
The clinical microbiology laboratory can provide preliminary identification of microorganisms based on
A. growth or biochemical characteristics. B. immunologic techniques that detect microbial antigens. C. microscopic examination of specimens. D. All of the choices are correct.
The pigments responsible for the color of red algae are the chlorophylls
Indicate whether the statement is true or false.
Which of the following mutations would likely be most dangerous to a cell?
A. Deletion of one nucleotide B. Substitution of one nucleotide for another C. Deletion of three nucleotides
________ are soil dwellers; ________ are mostly marine; and ________ mostly inhabit fresh water
A) Earthworms; leeches; annelids B) Earthworms; leeches; polychaetes C) Earthworms; polychaetes; leeches D) Polychaetes; earthworms; leeches