click below
click below
Normal Size Small Size show me how
Mastigophora
Microbiology 1 - Mastigophora
Question | Answer |
---|---|
mastigophora motility | undulating membrane & flagella |
mastigophora nutrition | permeation |
mastigophora reproduction | mostly binary fission |
Pathogenic mastigophores | trypanosoma gambiens, trypanosoma cruzi, giardi intestinalis, leishmania donovani, trichomonas vaginalis |
trypanosoma gambiens transmitted via | tsetse fly |
2 species of Trypanosoma Gambiens | T. Brucei Gambiense & T. Brucei Rhodesiense |
T. Brucei Gambiense | produces chronic disease, lasts several years b/f CNS involvement, deadly |
T. Brucei Rhodesiense is | rapidly progressive disease, fatal w/n few months b/f CNS involved |
Trypanosoma Gambiens Rx: | pentamidine, suramin, melarsoprol |
Trypanosoma Cruzi causes | Chagas' Disease |
T. Cruzi transmittted by | reduviid bugs (kissing, assassin bugs) |
T. Cruzi form | pseudocysts |
T. Cruzi symptoms | severe anemia, mm. pain, nervous disorders, heart disease=death, can destroy motor cortex, can cross placenta |
Giardia Intestinalis | most primative DNA of any eukaryote |
Giardia Intestinalis transmitted by | water supply & cyst present in stool |
Giardia Intestinalis Sx: | inflammatin of bowel, diarrhea, DEHYDRATION, weight loss, nuturitional deficiencies are common |
Leishmania Donovani causes | Kala Azar (Black poison) & is blood borne |
Leishmania Donovani transmitted by | sand fly (phlebotomus) |
Leishmania Donovani Sx: | high fever, weakness, wasting, liver & spleen enlargement |
Leishmania Donovani Dx: | blood smears |
Leishmania Donovani Rx: | antimony compounds |
Forms of Leishmania Donovani | Leishmania Braziliensis, Leishmania Tropica |
Leishmania Braziliensis causes | many skin lesions |
Leishmania Tropica causes | single skin lesion (oriental sore, delhi boil) |
Trichomonas Vaginalis causes | vaginitis - primarily an STD |
Trichomonas Vaginalis can be transmitted by | fomites (contaminated non living objects) |
Trichomonas Vaginalis Sx: | intense intching, copious white discharge |
Trichomonas Vaginalis Rx: | metroniodazole |