Parasitology STUDY GUIDE 2026/2027
COMPLETE QUESTIONS WITH VERIFIED
CORRECT ANSWERS || 100% GUARANTEED
PASS NEWEST VERSION
Description:
This study guide contains 100 multiple-choice questions based on the listed specimens and
structures from Parasitology Lab Practical #2. The correct answer in each question is clearly
marked using ✅✅✅ for fast revision and self-testing.
Keywords:
Parasitology, Lab Practical 2, Toxocara spp., Necator americanus, Ancylostoma duodenale,
Ascaris lumbricoides, Trichuris trichiura, Enterobius vermicularis, Trichinella spiralis,
hookworm, eggs, larvae, adult worms, morphology, diagnosis, study guide, MCQs, verified
answers
Note:
For scientific accuracy, the items “larvae in muscle” and “larva in nurse cell” are treated as
Trichinella spiralis, which is the standard parasite associated with those findings.
100 MCQs
1. Which parasite produces thick-shelled, pitted eggs commonly seen in soil-transmitted
zoonotic infections?
A. Enterobius vermicularis
B. Toxocara spp. ✅✅✅
C. Trichuris trichiura
D. Necator americanus
2. The outer surface of Toxocara spp. eggs is best described as:
A. Smooth and thin
B. Barrel-shaped
C. Mammillated and rough/pitted ✅✅✅
D. D-shaped
3. Toxocara spp. eggs become infective after:
A. Immediate passage in stool
B. Development in soil ✅✅✅
C. Hatching in blood
D. Encysting in muscle
, 4. Human infection with Toxocara spp. usually occurs by ingestion of:
A. Adult worms in meat
B. Embryonated eggs from contaminated soil ✅✅✅
C. Free-swimming larvae in water
D. Mosquito bites
5. Toxocara can cause which syndrome in humans?
A. Hydatid disease
B. Visceral larva migrans ✅✅✅
C. Elephantiasis
D. Amoebic dysentery
6. Which of the following is also associated with Toxocara infection?
A. Ocular larva migrans ✅✅✅
B. Rectal prolapse
C. Cerebral malaria
D. Hepatic amoebiasis
7. Toxocara spp. eggs are most likely to be found in the feces of:
A. Humans only
B. Dogs and cats ✅✅✅
C. Snails
D. Cattle only
8. The infective stage of Toxocara for humans is the:
A. Rhabditiform larva
B. Filariform larva
C. Embryonated egg ✅✅✅
D. Adult male
9. Toxocara spp. belongs to which major group?
A. Trematodes
B. Cestodes
C. Nematodes ✅✅✅
D. Protozoa
10. A key laboratory feature of Toxocara egg is that it is:
A. D-shaped with one flattened side
B. Barrel-shaped with bipolar plugs
C. Brown, thick-shelled, and pitted ✅✅✅
D. Thin-shelled with segmented embryo
COMPLETE QUESTIONS WITH VERIFIED
CORRECT ANSWERS || 100% GUARANTEED
PASS NEWEST VERSION
Description:
This study guide contains 100 multiple-choice questions based on the listed specimens and
structures from Parasitology Lab Practical #2. The correct answer in each question is clearly
marked using ✅✅✅ for fast revision and self-testing.
Keywords:
Parasitology, Lab Practical 2, Toxocara spp., Necator americanus, Ancylostoma duodenale,
Ascaris lumbricoides, Trichuris trichiura, Enterobius vermicularis, Trichinella spiralis,
hookworm, eggs, larvae, adult worms, morphology, diagnosis, study guide, MCQs, verified
answers
Note:
For scientific accuracy, the items “larvae in muscle” and “larva in nurse cell” are treated as
Trichinella spiralis, which is the standard parasite associated with those findings.
100 MCQs
1. Which parasite produces thick-shelled, pitted eggs commonly seen in soil-transmitted
zoonotic infections?
A. Enterobius vermicularis
B. Toxocara spp. ✅✅✅
C. Trichuris trichiura
D. Necator americanus
2. The outer surface of Toxocara spp. eggs is best described as:
A. Smooth and thin
B. Barrel-shaped
C. Mammillated and rough/pitted ✅✅✅
D. D-shaped
3. Toxocara spp. eggs become infective after:
A. Immediate passage in stool
B. Development in soil ✅✅✅
C. Hatching in blood
D. Encysting in muscle
, 4. Human infection with Toxocara spp. usually occurs by ingestion of:
A. Adult worms in meat
B. Embryonated eggs from contaminated soil ✅✅✅
C. Free-swimming larvae in water
D. Mosquito bites
5. Toxocara can cause which syndrome in humans?
A. Hydatid disease
B. Visceral larva migrans ✅✅✅
C. Elephantiasis
D. Amoebic dysentery
6. Which of the following is also associated with Toxocara infection?
A. Ocular larva migrans ✅✅✅
B. Rectal prolapse
C. Cerebral malaria
D. Hepatic amoebiasis
7. Toxocara spp. eggs are most likely to be found in the feces of:
A. Humans only
B. Dogs and cats ✅✅✅
C. Snails
D. Cattle only
8. The infective stage of Toxocara for humans is the:
A. Rhabditiform larva
B. Filariform larva
C. Embryonated egg ✅✅✅
D. Adult male
9. Toxocara spp. belongs to which major group?
A. Trematodes
B. Cestodes
C. Nematodes ✅✅✅
D. Protozoa
10. A key laboratory feature of Toxocara egg is that it is:
A. D-shaped with one flattened side
B. Barrel-shaped with bipolar plugs
C. Brown, thick-shelled, and pitted ✅✅✅
D. Thin-shelled with segmented embryo
