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WorksheetsRemedical STage 1 A
Total questions: 9
Worksheet time: 1hrs 3mins
Which of the following is true regarding Taenia saginata infection?
Taenia saginata is primarily transmitted through the ingestion of contaminated water.
The adult form of Taenia saginata resides in the human liver.
The primary intermediate host for Taenia saginata is cattle.
Humans are the intermediate host for Taenia saginata.
Which of the following is true regarding Trichuris trichiura infection?
Trichuris trichiura primarily causes pulmonary symptoms due to larval migration.
The adult worms of Trichuris trichiura reside in the human stomach.
Trichuris trichiura is transmitted through the bite of an infected insect.
Chronic infection with Trichuris trichiura can lead to rectal prolapse in children.
Which of the following is characteristic of Enterobius vermicularis infection?
Enterobius vermicularis is primarily transmitted through the ingestion of undercooked meat.
The primary symptom of Enterobius vermicularis infection is nocturnal perianal pruritus.
Enterobius vermicularis eggs are commonly found in the blood.
Enterobius vermicularis infection is usually diagnosed through a blood test.
Which of the following is true regarding Pediculus humanus?
Pediculus humanus is primarily responsible for transmitting malaria.
Pediculus humanus can be divided into two subspecies: one that infests the head and another that infests the body.
) Pediculus humanus is commonly known as the human flea.
E) Infestation with Pediculus humanus is typically diagnosed through blood tests.
Which of the following helminths does not cause Loffler syndrome?
Ascaris lumbricoides -
Strongyloides stercoralis
Ancylostoma duodenale
Schistosoma mansonia
A 9-year-old boy from a rural area presents with pallor, fatigue, and breathlessness. He has been walking barefoot since childhood. On examination, he is markedly pale with a systolic murmur. Hb: 6 g/dL. Stool microscopy shows thin-shelled, oval eggs with clear space between the shell and segmented ovum inside.
Vitamin B12 deficiency anemia
Iron deficiency anemia
Hemolytic anemia
Pancytopenia
A girl presented with intense itching between her fingers and around her wrists. Skin scraping done and viewed under microscopy.
Human flea
Sarcoptes scabiei
Rat flea
Human louse,
Regarding the etiology of Tropical Pulmonary Eosinophilia (TPE), which one of the following is most accurate?
It is caused by chronic infection with Onchocerca volvulus leading to pulmonary microfilarial deposition
It results from hypersensitivity to Wuchereria bancrofti and Brugia malayi microfilariae that are trapped in the pulmonary vasculature
It occurs due to larval migration of Strongyloides stercoralis causing eosinophilic alveolitis
It arises when adult filarial worms invade the lung parenchyma and release antigens directly
A 28-year-old immunocompetent man develops fever, cervical lymphadenopathy, and malaise after eating undercooked mutton. His illness resolves spontaneously. A year later, he becomes HIV positive and develops seizures. MRI brain shows multiple ring-enhancing lesions.
Which of the following best explains the pathogenesis of his neurological disease?
Direct invasion of neurons by oocysts excreted from cats
Transformation of tachyzoites into bradyzoites forming latent tissue cysts that later reactivate
Persistent infection due to inability of bradyzoites to convert into tachyzoites
Autoimmune destruction of neurons triggered by Toxoplasma antigens
