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148 Cards in this Set
- Front
- Back
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What organism causes malignant tertian malaria
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Plasmodium falciparum
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what is the mode of transmission for the organism toxoplasmosis
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children ingesting dirt
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what is the incubation pd for cryptosporidiosis
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1-12 days
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which of the following is a stage of the life cycle toxoplasma gondii
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zoitocyst
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what is the length of time doxycycline taken for terminal prophylaxis
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4 weeks
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how many days does it take to complete the life cycle inside the mosquito
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13 days
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which of the following is correct concerning the i.d characteristics of balantidium coli
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sac shaped, w/ spiral longitudinal rows of cilia
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Mode of transmission for balatidial dysentery
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ingestion
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what is the occurrence of quartan malaria
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tropical regions
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what stage of the parasite develops 3-15 days after the onset of sx during the life cycle of malaria
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gametocytes
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what is the incubation pd for the rarest form of malaria
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12-18 days
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which of the following forms of malaria can cause vascular obstruction
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Plasmodium falciparum
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what is the incubation pd for toxoplasmosis transmitted through cat feces
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5-20 days
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which of the following is the rarest form of malaria
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plasmodium ovale
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which stage of the parasite toxoplasma gondii infects the cat when they eat dirt
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oocysts
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what disease would be suspected in pediatric pt w/ anorexia, n/v, profuse watery diarrhea
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cryptosporidiosis
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what is the order of the life cycle in mosquito's for malaria parasite once they have taken blood meal
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Gametocytes, zygote, oocyst, sporozoite
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which of the following is the encysted stage of parasite in the stomach of the mosquito
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oocyst
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term for malarial life cycle in humans
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schizogony
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Malria life cycle in mosquito called
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sporogony
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what disease would suspect if pt presented w/ bloody mucoid diarrhea, abdominal colic, w/ N/V
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balantidiasis
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method of control to prevent the spread of balantidaisis
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avoid hog feces
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what stage of parasite balantidium coli is found in feces
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cyst
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which type of reproduction in life cycle maria parasite for humans
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asexual
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what type of reproduction does balantidium coli perform
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binarry fission
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what do merozoites of the parasite cryptosporidiosis develop into
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micro/macro gametes
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which stage in the life cycle of toxoplasma gondii is distributed through out hosts body
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tachyzoite
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how long to oocysts from cryptosporidium parvum remain infectious in a moist environment
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2-6 months
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Reservior for the organism that causes cryptosporidiosis
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cattle
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incubation pd for toxoplasmosis when trasmitted through improperly cooked meat
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10-23 days
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what organism causes benign tertian malaria
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plasmodium vivax
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which stage of malaria parasite is injected into human during mosquito blood meal
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sporozoite
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what is the order of life cycle in humans for the malarial parasites once infected by mosquito
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Sporozoite, schizont, merozoite, trophozoite, schizont, merozoite, male and female gametocytes
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which of the following forms of malaria do individuals with sickle cell trait have a relativiley low chance of parasitemia
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plasmodium falciparum
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which form of malarial parasite is developed inside oocyst
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sporozoites
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which of the following forms of malaria do most west aftricans have a natural resistance to
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plasmodium vivax
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which of the following forms of malaria has an incubation pd of 9-14 days
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plasmodium falciparum
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which of the following is NOT a stage of development in malria parasite
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bradyzoite
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which of the following is correct regarding the i.d. characteristics of cryptosporidium parvum
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pear shaped
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who is responsible for ensuring all personnel are instructed on individual malaria prevention
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commanding officer
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who is responsible for supervising malaria chemoprophilaxis programs
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medical officers
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responsible for vector control measures for preventing malaria
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PMT
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how long before entering malaria endemic area must an individual start taking chloroquine phosphate
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1-2 weeks
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how long must a person wait to donate blood after entering malaria endemic are and took chemoprophylaxis
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3 years
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which infectious agent has small ring shaped trophozoites located peripherally inside rbc's
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plasmodium falciparum
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choice of medication for uncomplicated malaria
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chloroquine
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which infectious malaria has crescent shaped gametocytes
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plasmodium falciparum
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elongated, nucleated cells formed by the division of encysted zygote
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sporozoite
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which of the following is true regarding thick smears
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provide a positive dx for malaria
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which drop of blood is used for thick smear
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second
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up to how long can cysts from toxoplasma gondii remain infective in water or moist soil
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over 1 year
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which form of malaria has ovoid or round gametocytes
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benign tertian
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which of the following is a fertilized egg
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zygote
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which infectious agent of malaria produces crescent shaped gametocytes
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plasmodium falciparum
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what is the length of time poorley treated humans can remain infective to a mosquito when infected w/ plasmodium vivax
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1-2 years
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which forms of malaria have incubation pd 12-18 days
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plasmodium ovale and vivax
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which drug is used to tx balantidiasis
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metronidazole
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what is the occurrence of the most fatal form of malaria
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cambodia
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reservior for the orgamism balatidiasis
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swine
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which is a stage of the life cycle of toxoplasma gondii
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ziotocysts
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rarest form of malaria
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plasmodium ovale
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i.d. characteristics for cryptosporidium parvum
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pear shaped
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how often is doxycycline taken for malaria chemo
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once daily
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destruction of rbc
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hemolysis
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length of time for terminal prophylaxis of chloroquine phosphate
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4 weeks
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what is the order of life cycle in humans for the malarial parasites once infected by mosquito
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Sporozoite, schizont, merozoite, trophozoite, schizont, merozoite, male and female gametocytes
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which of the following are found in erythrocytes
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gametocytes
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who is responsible for ensuring mer are submitted on all confirmed cases of malaria
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commanding officer
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reservior for cryptosporidiosis
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humans
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what stage of parasite is found in cryptosporidium parvum feces
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oocysts
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mode of transmission for the organism that causes toxoplosmosis
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transplacental in humans
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mode of transmission for toxoplasmosis
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ingesting raw or undrcooked meat
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how long before individual enters malaria endemic area must take doxycycline
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1-2 days
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difinitive host for toxoplasma gondii
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cats
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which stage of malarial parasite is injected into humans from mosquito
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sporozoites
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responsible for developing and carrying out malaria prevention education
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medical officer
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responsible for obtaining vector info regaring malaria control
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pmt
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how long must person wait to donate blood if taken malaria chemo but never visited malaria endemic area
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there is no waiting pd
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representative size of THICK smear
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dime size
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incubation pd for rarest form of malaria
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12-18 days
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which malaria has incubation pd of 9-14 days
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plasmodium falciparum
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how many pre-cleaned glass slide are there for thick/thin smears
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3
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which drop of blood is used for thin smears
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3rd
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what is the receptor for plasmodium vivax located on rbc
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duffy factor
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tx for cryptosporidiosis
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rehydration
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intermediate host for toxoplasmosis
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birds
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what organism causes quartan malaria
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plasmodium malaria
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which form of malaria do individuals with sickle cell trait have a relativiley low chance of parasitemia
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plasmodium falciparum
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what stage of life cycle balantidium coli enter the colon
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trphozoite
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which enzyme protects human blood cells from oxidative attack
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g6pd
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choice of medication for uncomplicated malaria
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chloroquine
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mode of transmission for balantidial dysentery
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ingestion
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when do oocysts of cryptosporidiosis become infective
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immediately
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which stage of parasite develops 3-15 days after the onset of sx during the life cycle of malaria
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gametocytes
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which infectious malaria has small ring shaped trophozoites located peripharally inside rbc
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plasmodium falciparum
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what form of malaria do west africans have a natural resistance to
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plasmodium vivax
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correct life cycle once infected with cryptosporidium parvum
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Oocyst, sporozoite, meront, merozoite, gametes, zygote, oocyst
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incubation pd for toxoplasmosis when transmitted through cat feces
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5-20 days
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incubation pd for toxoplasmosis when trasmited through improperly cooked meat
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10-23 days
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which drop of blood is used for THIN smear
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3RD
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liver cells
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hepatocytes
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herediaty condition, arthalgia, abdominal pain sickle shaped erythrocytes
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sickle cell anemia
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infectious agent of balantidiasis
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balantidium coli
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what disease suspected if pt presented w/ bloody mucoid diarrhea, abdominal colic, n/v
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balantidiasis
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method of control to prevent spread of balantidiasis
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avoid hog feces
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balantidium coli reproduction
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binary fission
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where does excystation occur during life cycle of balantidium coli
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small intestine
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i.d. characteristics of cryptosporidium parvum
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pear shaped
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What disease would be suspect if a pediatric patient presented with anorexia, n/v with profuse, watery diarrhea
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cryptosporidiosis
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mode of transmission for cryptosporidiosis
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fecal-oral
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which stage of parasite cryptosporidium parvum is found in persons feces
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oocyst
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up to how long can the oocysts from toxoplasma gondii remain infective in water or moist soil
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over 1 year
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|
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Mode of transmission for toxoplasmosis
|
ingesting raw or undercooked meat
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|
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difinitive host for toxoplasmosis gondii
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CAT
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what stage of parasite infects cat in toxoplasmosis gondii when eating undercooked meat
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bradyzoite
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mode os transmission for parasite toxoplasmosis gondii
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tranpascental in humans
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malaria produces crescent shaped gemetocytes
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plasmodium falciparum
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|
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what organism causes benign tertian malaria
|
plasmodium vivax
|
|
|
rarest form of malaria
|
plasmodium ovale
|
|
|
most feared form of malaria
|
plasmodium falciparum
|
|
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term of the malaria life cycle in humans
|
schizogony
|
|
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which type of reproduction takes place in the life cycle of malaria mosquito
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sexual
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What is the order of the life cycle in humans for the malarial parasites once infected by the mosquito?
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Sporozoite, schizont, merozoite, trophozoite, schizont, merozoite, male and female gametocytes
|
|
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which form of malaria is developed inside the oocyst
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sporozoite
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most west africacans have a natural resistance to
|
plasmodium vivax
|
|
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which forms of malaria have an incuabation pd of 12-18 days
|
plasmodium vivax and ovale
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occurrence of quarton form of malaria
|
tropical regions
|
|
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Which term is best described as an elongated, nucleated cell formed by the division of the encysted zygote?
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Sporozoite
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found in erythrocytes
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gametocytes
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which form of malaria has an incubation pd of 18-40 days
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plasmodium malerie
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which form of malaria has an incubation pd of 9-14 days
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plasmodium falciparum
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responsible for ensuring mer are submittied on all confirmed/suspected cases of malria
|
commanding officer
|
|
|
responsible for supervising malaria chemoprophylaxis programs
|
medical officer
|
|
|
responsible for vector control measures
|
pmt
|
|
|
how long before entering malaria endemic area must individual start taking chloroquine
|
1-2 weeks
|
|
|
how long is terminal prophylaxis for doxycycline
|
4 weeks
|
|
|
which is true regarding thick smears
|
reveals plasmodia in almost all active clinical cases
|
|
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how many pre-cleaned glass slides for thick/thin smears
|
3
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representative size of the thick smear
|
dime sized
|
|
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incubation pd for balantidaisis
|
unkown
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tx for balantidiasis
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tetracycline
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which stage of parasite balantidiasis to human ingest
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cysts
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what stage of balantidium coli enters colon
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trophozoite
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what do merozoites of cryptosporidiosis develop into
|
micro/macro gametes
|
|
|
which infectious malaria has small ring shaped trophozoites parasite located peripherally inside rbc
|
plasmodium faciparum
|
|
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what is the length of time blood stored can remain infective with malaria
|
1 month
|
|
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which form of malaria do individuals w/ sickle cell trait have a relativitly low chance of parasitemia
|
plasmodium falciparum
|
|
|
how many days does it take to complete malaria life cycle in mosquito
|
13 days
|
