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MTAP 2 MIDTERM EXAM > SP: PARA-HEMA > Flashcards

SP: PARA-HEMA Flashcards

1
Q

The modified acid-fast stain is most often used in parasitology to identify:

A. Coccidian oocysts
B. Protozoan cysts
C. Helminth eggs
D. Hemoflagellates

A

Coccidian oocysts

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2
Q

Paroxysmal nocturnal hemoglobinuria may be detected by doing which of the following tests:

A. APTT
B. PT
C. PTT
D. ESR
E. NONE OF THESE

A

NONE (Acid Serum Test)

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3
Q

Which factors are not calcium dependent?

A. XI and XII
B. IX and XI
C. X and XI
D. X and XII

A

XI and XII

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4
Q

Cysticercosis is a tissue infection caused by the disseminated larvae of which tapeworm?

A. Taenia solium
B. Taenia saginata
C. Taenia multiceps
D. Spirometra spp.

A

Taenia solium

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5
Q

Which of the following nematodes causes an appendicitis-like infection characterized by lower right quadrant abdominal pain?

A. Parastrongylus costaricensis
B. Gnathostoma spinigerum
C. Toxocara cait
D. Baylisascaris procyonis

A

Parastrongylus costaricensis

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6
Q

If a formed stool specimen cannot be examined promptly, it must be:

A. Refrigerated up to 24 hours, or placed in a chemical preservative
B. Frozen up to 72 hours
C. Allowed to remain at room temperature for up to 4 hours
D. Incubated at 37*C

A

Refrigerated up to 24 hours, or placed in a chemical preservative

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7
Q

The eggs of this parasite are similar to hookworm eggs but longer, narrower, and have somewhat pointed end:

A. Trichostrongylus spp.
B. Strongyloides stercoralis
C. Baylisascaris procyonis
D. Grnathostoma spinigerum

A

Trichostrongylus spp.

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8
Q

Parasites that have man as their natural definitive host include:

  1. Wuchereria bancrofti
  2. Dipylidium caninum
  3. Schistosoma spp.
  4. Plasmodium spp.

A. I, III
B. II IV
C. I, II, III

A

I and III

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9
Q

Which of the following pairs is correct?

A. Gaucher’s - Monocyte/Macrophage
B. Hairy Cell Leukemia - T lymphocyte
C. Niemannpick Syndrome - Neutrophil
D. None of these

A

Gaucher’s - Monocyte/Macrophage

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10
Q

What does the T in the TORCH syndrome stand for?

A. None
B. Trichomoniasis
C. Trypanosomiasis
D. Toxocariasis

A

None (Toxoplasmosis)

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11
Q

Which of the following is an example of a biological control measure for the prevention of malaria?

A. Use of larvivorous fish in streams and rice fields.
B. Use of mosquito nets and insect repellants
C. Residual spraying
D. Doxycycline prophylaxis

A

Use of larvivorous fish in streams and rice fields.

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12
Q

Which of the following factors is increased in inflammation?

A. V and VIII
B. V and VII
C. IX and X
D. None

A

V and VIII

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13
Q

A non-specific test for inflammatory conditions:

A. ESR
B. Osmotic Fragility Test
C. Acid Serum Test
D. Hematocrit
E. ESR and Hematocrit

A

ESR

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14
Q

Infection with these species of Plasmodium may cause a relapse of infection:

  1. P. vivax
  2. P. falciparum
  3. P. ovale
  4. P. malariae

A. I, III
B. II, IV
C. I, II, III
D. I, II, III, IV

A

I and III (vivax & ovale)

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15
Q

In electrical impedance, a cell obtained from volume sizes of 2 to 20 femtoliters is categorized and counted as:

A. Platelets
B. Granulocytes
C. RBCs
D. Mononuclear Cells

A

Platelets

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16
Q

Vitamin K dependent EXCEPT:

A. XI
B. IX
C. X
D. VII

A

XI

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17
Q

RBC indices are best in classifying what disorder:

A. Anemia
B. Leukemia
C. Platelet Dysfunction
D. Anemia and Platelet Dysfunction Only

A

Anemia

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18
Q

Which of the following is an acute serum sickness-like illness associated with schistosomiasis occurring during the initial egg laying period and is characterized by increased circulating immune complexes and eosinophils?

A. Katayama Syndrome
B. Cercarial Dermatitis
C. Hoeppli Reaction
D. Halzoun Syndrome

A

Katayama Syndrome

19
Q

In the preparation of blood smear, what should be the distance of the drop of blood to the end of the slide?

A. None
B. 1 in
C. 1 mm
D. 1.5 cm

A

NONE (1 cm)

20
Q

In ivy method, BP cuff must be inflamed:

A. 40 mmHg
B. 100mmHg
C. 60 mmHg
D. No answer

A

40 mmHg (same with obese)

21
Q

Which of the following serves as vector for Babesia spp?

A. Tick
B. Mosquito
C. Flea
D. Rodent

A

Tick

22
Q

In the preparation of blood film, which must be the angle of the spreader?

A. 30-45 deg
B. 20-35 deg
C. 45 deg
D. 30 deg

A

30-45 degrees

23
Q

The trophozoite whose karyosomal chromatin appears as a rosette of 4-6 granules is identified as:

A. Dientamoeba fragilis
B. Endolimax nana
C. Iodamoeba butschii
D. Entamoeba gingivalis

A

Dientamoeba fragilis

24
Q

A hematologic procedure that will help detect spherocytosis:

A. Osmotic Fragility Test
B. Acid Serum Test
C. ESR
D. PTT

A

OFT

25
Q

Which of the following protozoa has been reported in medical literature as a component of the gay bowel syndrome and that can be acquired by homosexual men through anal-oral intercourse?

A. Giardia lamblia
B. Dientamoeba fragilis
C. Pentatrichomonas hominis
D. Balantidium coli

A

Giardia lamblia

26
Q

The major basic protein granule which is anti-parasitic is produced by:

A. Eosinophils
B. Basophils
C. Lymphocytes
D. Neutrophils

A

Eosinophils

27
Q

Which of the following factors is consumed during coagulation?

A. VIII
B. XII
C. XI
D. IX

A

VIII

28
Q

What constitutes a positive result in the Sabin-Feldman dye test?

A. Toxoplasma loses its affinity for methylene blue dye
B. Toxoplasma becomes non-motile
C. Toxoplasma can no longer be demonstrated as an intracellular organism
D. The mouse into which the immune serum is injected remains alive

A

Toxoplasma loses its affinity for methylene blue dye

29
Q

Which trophozoite is distinguished by the possession of achromatic granules surrounding its karyosomal chromatin?

A. Iodamoeba butschii
B. Endolimax nana
C. Entamoeba coli
D. Entamoeba polecki

A

Iodamoeba butschii

30
Q

The so-called “solubility test” in hematology is also called:

A. Sodium Dithionite Test
B. Sodium Metabisulfite test
C. Kleihauer Betke Test
D. None

A

Sodium Dithionite Test

31
Q

Blood cell describe as petite plaques:

A. Platelets
B. Agranulocytes
C. RBC
D. Granuloytes

A

Platelets

32
Q

M6 in the FAB classification of acute myeloid leukemia:

A. Erythroleukemia
B. Acute megakaryocytic leukemia
C. Acute promyelocytic leukemia
D. Acute monocytic leukemia - poorly differentiated

A

Acute Erythroleukemia

33
Q

Eating raw or undercooked snake meat may lead to human infection with:

A. Spirometra spp.
B. Gnathostoma spinigerum
C. BOTH
D. NONE

A

BOTH

34
Q

Not a basic component of coulter hema analyzer:

A. Circulating System
B. Hydraulic System
C. Electrical System
D. Pneumatic System

A

Circulating System

35
Q

The following nematodes are transmitted to man through skin penetration by the larval form EXCEPT:

A. Trichostrongylus spp.
B. Strongyloides stercoralis
C. Necator americus
D. Ancylostoma duodenale

A

Strongyloides stercoralis

36
Q

The eggs of Fasciola hepatica are indistinguishable from those of:

A. Fasciolopsis buski
B. Clonorchis sinensis
C. Heterophyes heterophyes
D. Opisthorchis viverrini

A

Fasciolopsis buski

37
Q

What is the holdfast organ of cestodes?

A. Scolex
B. Rostellum
C. Proglottid
D. Neck

A

Scolex

38
Q

Which of the following is a causative agent of visceral larva migrans?

A. Toxocara canis
B. Ancylostoma caninum
C. Parastrongylus cantonensis
D. Dracunculus medinensis

A

Toxocara canis

39
Q

Direct examination of stool specimens stained with Lugol’s iodine aids in demonstrating the:

A. Motility of trophozoites
B. Chromatoidal bodies in cysts
C. Nuclear details of cysts and trophozoites
D. None

A

NONE (Glycogen inclusions of cysts)

40
Q

What is the chromatin pattern of immature cells?

A. Fine and delicate
B. Fine but clumped
C. Fine and condensed
D. None

A

Fine and delicate

41
Q

Qualitative defect related to globin chain where there is amino acid substitution:

A. Porphyria
B. Thalassemia
C. Hemoglobinopathies
D. None

A

Hemoglobinopathies

42
Q

The extracellular form of Trypanosoma spp. is a slender organism characterized by an undulating membrane, a free flagellum, and a kinetoplast that is ____.

A. Posterior to the nucleus
B. Anterior to the nucleus
C. Centrally located
D. Close to the free flagellum

A

Posterior to the nucleus

43
Q

MCV is reported as ___ unit.

A. fl
B. pg
C. g/dL
D. none

A

fl

44
Q

Which of the following species has a microfilariae characterized by the presence of sheath and nuclei extending to the tip of the tail?

A. Loa loa
B. Wuchereria bancrofti
C. Mansonella streptocerca
D. Brugia malayi

A

Loa loa

MTAP 2 MIDTERM EXAM (5 decks)

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