B) Enterobius vermicularis

c) Ancylostoma duodenale

d) Dracunculus medinensis

e) Strongyloides stercoralis

  1. What type of nematode parasitizes in human tissues?

A) Trichinella spiralis

b) Strongyloides stercoralis

c) Ancylostoma duodenale

d) Ascaris lumbricoides

e) Necator americanus

  1. Mature specimens of what helminths are localized in the human large intestine?

a) Wuchereria bancrofti

b) Onchocerca volvulus

B) Trichocephalus trichiurus

d) Dracunculus medinensis

e) Toxocara canis

  1. What type of nematode is not found on the territory of the Russian Federation?

a) Ascaris lumbricoides

b) Enterobius vermicularis

c) Ancylostoma duodenale

D) Dracunculus medinensis

e) Strongyloides stercoralis

  1. What is the lifespan of an adult Ascaris lumbricoides in humans?

a) 4-5 years

B) 10-12 months

c) 30 days

d) 1-2 weeks

d) a few hours

  1. After what period of time after entering the external environment, the eggs of Enterobius vermicularis become invasive?

a) 4-5 years

b) 3-4 weeks

c) 2-3 weeks

d) 1-2 years

D) a few hours

  1. What method is the main one in the diagnosis of trichinosis?

a) detection of eggs in faeces

b) detection of larvae in feces

c) detection of eggs in a smear from perianal folds

D) detection of larvae in muscle biopsy

e) detection of larvae in the blood taken from the patient in the evening and at night

  1. What preventive measures are included in the prevention of dracunculiasis?

a) buy meat only from trusted sources

b) be sure to wear shoes in the foci of infection

c) use repellents

d) destruction of breeding sites for mosquitoes

D) compulsory boiling of water

GOU VPO Chelyabinsk State Medical Academy

Department of Biology

Current Control Tests

Topic: “Actually roundworms are human parasites”

Option 3.

Task: Choose the correct answer.

  1. Which of the following features is characteristic of nematodes?

a) secondary body cavity

b) hermaphroditism

c) blindly closed digestive system

d) the presence of a tegument

D) dichotomy

  1. Which of the following applies to nematode aromorphoses?

a) the appearance of the nervous system

B) the appearance of the posterior digestive system

c) bilateral symmetry

d) the appearance of the respiratory system

e) the appearance of the circulatory system

  1. What is the body length of a female Dracunculus medinensis?

a) 2-2.2 mm

b) 10-12 mm

c) 3-5 cm

d) 25-40 cm

D) 100-120 cm

  1. What fixation organs does Ascaris lumbricoides have?

A) three cuticular lips

b) four chitinous teeth

c) two chitinous semilunar plates

d) anterior hairy end of the body

e) vesicle and bulb of the esophagus

  1. Which type of nematode among the following belongs to geohelminths?

a) Wuchereria bancrofti

b) Trichinella spiralis

c) Brughia malayi

d) Dracunculus medinensis

D) Ancylostoma duodenale

  1. What type of nematode is characterized by the presence of an intermediate host in the life cycle?

A) Dracunculus medinensis

b) Ascaris lumbricoides

c) Ancylostoma duodenale

d) Trichocephalus trichiurus

e) Enterobius vermicularis

  1. What is the intermediate host for Ancylostoma duodenale?

a) mosquitoes of the genus Culex, Aedes, Anopheles

b) freshwater cyclops crustaceans of the genera Cyclops, Marocyclops, Eucyclops

c) fish of the carp family

d) freshwater crayfish and crabs

D) there is no intermediate host

  1. What type of nematode has an egg that is invasive for humans?

a) Trichinella spiralis

B) Strongyloides stercoralis

c) Ancylostoma duodenale

d) Ascaris lumbricoides

e) Necator americanus

  1. What is the lifespan of an adult Enterobius vermicularis in humans?

a) 4-5 years

b) 10-12 months

B) 30 days

d) 1-2 weeks

d) a few hours

  1. Mature individuals of what helminths are localized in the lymph nodes and blood vessels of a person?

A) Wuchereria bancrofti

b) Onchocerca volvulus

c) Trichocephalus trichiurus

d) Dracunculus medinensis

e) Toxocara canis

  1. After what period of time after entering the external environment, the eggs of Trichocephalus trichiurus become invasive?

a) 4-5 years

B) 3-4 weeks

c) 2-3 weeks

d) 1-2 years

d) a few hours

  1. For which representatives of the laboratory diagnostic method is the detection of microfilariae in the blood?

a) Dracunculus medinensis

b) Ascaris lumbricoides

B) Wuchereria bancrofti

d) Strongyloides stercoralis

e) Enterobius vermicularis

Be First to Comment

Leave a Reply

Your email address will not be published.