BIOL 4105 : Test 2 Studying
Document Summary
Morphology: troph: monkey face , pear shaped, 2 nuclei, flagella, adhesive disc on ventral surface, cyst, 4 nuclei (distinguishes from commensals) it has microtubules that will be flagella. Feeds off of bacteria, protozoa and mucus secretions: hypoproteinemia, fat soluble vitamin deficiency. Fecal smear: look for cysts and trophs, will usually get many samples. Rx: flagyl (metronidazole) doc, tid x 5 days, tindamax (tinidazole, 1 dose, remember: no alcohol consumption, furazolidone for children (more palatable, plus: lots of fluids for patients with profuse diarrhea. Trichomonads family characteristics: morphs, reproduction, life cycle type: axostyle, anterior tuft of flagella, undulating membrane, trophs only, binary fission, direct life cycle, all are parasitic. What is an axostyle: stout microtubular rod extending through cell. Human host organisms: trichomonas tenax harmless commensal in mouth, pentatrichomonas hominis harmess commensal in intestine, trichomonas vaginalis (pathogen) urogenital tract, this will be in vaginal swab.
