Identify (1) the protozoan in each image and structures (labeled a and b), (2) its mode of locomotion and (3) mode of feeding (heterotrophic, autotrophic, parasitic, etc.). 2. 3. K. Ralat (400x)
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- Answer by listing only the name of the disease. Some questions will require the name of the organism. 1.A patient presents with intense abdominal pain and bouts of diarrhea. The diarrhea ranges from mild to bloody, and a stool sample shows the presence of pseudopod-forming protozoans. You tell the patient he's lucky he came in now, as this could lead to hepatitis or colon cancer. What does the patient have? 2.A 19 year old male presents with a fever, body aches, and loss of appetite. He has a large localized swelling near his bottom lip and his lymph nodes in his neck are enlarged. Following a blood test, you detect euglenozoa antibodies and tell him how uncharacteristic it is to find reduviids in this part of the world. What does the patient have?NO EXPLANATION NEEDED, LETTER OF THE ANSWER ONLY. 1. The incorrect match between the disease and the symptoms: a. Naegleria- Kernigs sign b. Ascaris- Wakana’s disease c. Onchocerca- Fugitive swelling d. Enterobius- dysentery e. Blastocystis- gastroenteritis 61. The parasitic examination which can be used to confirm protozoan cysts and trophozoites? a. Iron- hematoxylin staining b. Formalin ether concentration technique c. Merthiolate iodine formaline technique d. Iodine stain wet film e. none of the above 62. The causative agent of hyper- infection syndrome: a. whipworm b. pinworm c. threadworm d. trichinia worm e. medina wormIdentify: 16. This is the feeding stage of the Plasmodium life cycle
- 68. Which of the following is a characteristic feature of the base (posterior third) of the tounge? A.Veins close to the surface B. Filiform papillae C. Sublingual folds D. Lingual tonsil E. Fungiform papillaeMake an essay about protozoan infections or oral myiasis in the oral cavityExplain what is meant by the terms necrotizing and fasciitis. Doesthe disease really eat flesh?
- Identify wether the following terms are intestinal or extra-intestinal. 1. Mastigophora 2. Apicomplexa 3. Entamoeba dispar 4. Plasmodium falciparum 5. Diphyllobothri latum 6. Balantidium coli 7. Ciliphora Answer 1,2,3,4,5,6, and 7Discuss the symbiotic role of Wolbachia in Onchocercidae and its impact on filariasis (1000 words)Identify: 15. This is the infectious stage of the Plasmodium life cycle
- Draw labelled diagram of following organisms. 1 Onchocerca volvulus. 2. Dranunculus medinensis. 3. Trichinella spiralis. 4. Necator americanus. 5. Ancylostoma duodenale. 6. Loa loa. 7. Ancylostoma caninum. 8.Enterobius vermicularis. 9.Trichuris trichuria. 10.Strongylus edentatusNO EXPLANATION NEEDED. LETTER OF THE ANSWER ONLY. 54. If Trichinella has a “conical anterior”, what parasite has a “conical posterior”? a. Ancylostomaduodenale b. Capillariaphilippinensis c. Angiostrogyluscantonensis d. Dracunculusmedinensis e. Toxocaracanis 55. VLM is associated with which organism/s? a. Toxocara- serology b. Onchocerca- skin nips c. Dracunculus- skin biopsy d. Angiostrogylus- CSF exam e. Enterobius- anal swab 56. Oocyst of Toxoplasma gondii can be detected through: a. Gram stain b. Methylene blue stain c. Trichrome stain d. Methanamine Silver stain e. Modified Acid Fast stainOva has double-walled cytoplasm: *? Whipworm Roundworm Pinworm Hookworm Which of the following is used to recover pinworm eggs?: * Concentration method Direct Fecal Smear Anal swabs Kato Thick Smear Gametocytes in Plasmodium falciparum develop on the: * First day of infection Third day of infection Fifth day of infection Ninth day of infection Flukes causing hemorrhagic brain convulsion: * Liver flukes Lung fluke Blood flukes Heterophyids Type of stool consistency most often containing amoeba trophozoites: * Soft Semi-formed Formed Diarrheic