Parasitology Midterm
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Questions were prepared by MPCA of Block 14. You can be anonymous if you wish, just use a different name. If there are any corrections or wrong answers, lo siento. Good luck!Don't hesitate to share if you think this is helpful.
- 1.It is the largest roundworm.
- A.
Enterobius vermicularis
- B.
Ascaris lumbricoides
- C.
Strongyloides stercoralis
- D.
Ancylostoma duodenale
- 2.Which of the following is not a pathophysiology of A. lumbricoides?
- A.
Ascariasis
- B.
Roundworm infection
- C.
Loeffler's Syndrome
- D.
Cochin China Disease
- 3.It is associated with Rectal Prolapse and Peristalsis.
- A.
Entobius vermicularis
- B.
Trichuris trichiura
- C.
Ascaris lumbricoides
- D.
None of the above
- 4.It resembles a pencil lead thickness.
- A.
Male Ascaris lumbricodes
- B.
Fertilized egg of Ascaris lumbricodes
- C.
Unfertilized egg of Ascaris lumbricodes
- D.
Female Ascaris lumbricodes
- 5.It is a secretory product of the egg and it is chitinous.
- A.
Chorionic Shell
- B.
Vitelline membrane
- C.
True shell
- D.
Both a and c
- 6.It is a tubular or funnel-shaped for sucking purposes.
- A.
Esophagus
- B.
Buccal cavity
- C.
Mouth
- D.
Anus
- 7.It is the outermost layer of an ovum and has a tanning action.
- A.
Albuminous layer
- B.
Vitelline Membrane
- C.
Chitin
- D.
True shell
- 8.An esophageal type that is long, tube-like muscled cells.
- A.
Rhabditis type
- B.
Stichosome type
- C.
Filarial type
- D.
Both a and c
- 9.It is a thin needle-like that injects spermatozoa through the seminal vesicle.
- A.
Copulatory spicules
- B.
Copulatory bursa
- C.
Both a and b
- D.
None of the above
- 10.It is a muscular tube that pumps food posteriorly.
- A.
Esophagus
- B.
Buccal Cavity
- C.
Mouth
- D.
Intestine
- 11.It is used for grasping female nematode during copulation.
- A.
Copulatory spicules
- B.
Copualtory bursa
- C.
Both a and b
- D.
None of the above
- 12.It is firmed immediately after sperm penetration. A waxy, colorless lipoidal in nature.
- A.
Vitelline membrane
- B.
Fertilization membrane
- C.
Both a and b
- D.
True layer
- 13.It is an esophageal type made up of chain of basophilic granular myocytes.
- A.
Filarial type
- B.
Rhabditis type
- C.
Stichosome type
- D.
None of the above
- 14.Classification of female adult wherein ova is released.
- A.
Oviparous
- B.
Viviparous
- C.
Pathenogenic
- D.
None of the above
- 15.Classification of female adult wherein larva is released.
- A.
Parthenogenic
- B.
Viviparous
- C.
Larviparous
- D.
All, except a
- 16.Classification of female adult wherein it can produce viable eggs without being fertilized by the male worms.
- A.
Parthenogenic
- B.
Viviparous
- C.
Larviparous
- D.
Oviparous
- 17.Choose the following that lives in the Large Intestine
- A.
Trichuris trichiura
- B.
Ascaris lumbricoides
- C.
Hookworms
- D.
Enterobius vermicularis
- E.
Capillaria philippinensis
- 18.Choose the nematodes that inhabit the Small Intestine
- A.
Ascaris lumbricoides
- B.
Capillaria philippinensis
- C.
Trichuris trichiura
- D.
Enterobius vermicularis
- E.
Hookworms
- F.
Strongyloides stercoralis
- 19.Which of the following is the Direct Transmission of Strongyloides stercoralis?
- A.
Rhabditiform -> Larva -> Feces -> Filariform in environment
- B.
Rhabditiform -> Free-living State
- C.
Rhabditiform -> (Free-living) Filariform
- D.
None of the above
- 20.It has a characteristic of creamy white color with pink tint.
- A.
Strongyloides stercoralis
- B.
Trichinella spiralis
- C.
Ascaris lumbricoides
- D.
Trichuris trichiura
- 21.It is associated with Microcytic Hypochronic Anemia.
- A.
Necator americanus
- B.
Ancylostoma duodenale
- C.
Strongyloides stercoralis
- D.
Both a and b
- 22.The egg of this nematode is Letter "D" or loopsided.
- A.
Ascaris lumbricoides
- B.
Trichuris trichiura
- C.
Capillaria philippinensis
- D.
Enterobius vermicularis
- 23.Most preferred laboratory diagnosis of Enterobius vermicularis.
- A.
ELISA
- B.
Direct Fecal Smear
- C.
Cellophane tape preparation
- D.
Knott Technique
- 24.It is associated with ulcerative colitis.
- A.
Trichuris trichiura
- B.
Ascaris lumbricoides
- C.
Trichinella spiralis
- D.
Dracunculus medinensis
- 25.Which of the following is not associated with Strongyloides stercoralis?
- A.
Cutaneous larval migrans
- B.
Cochin china disease
- C.
Strongyloidiasis
- D.
Urticaria
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