18 Questions
What is the characteristic arrangement of somatic muscles in Trichuris trichiura?
Holomyrian type
What is the estimated number of eggs produced by a female Trichuris worm over its average lifespan of 2 years?
60 million
Which of the following is a common consequence of heavy Trichuris trichiura infections?
Bowel obstructions and intussusception
What is the approximate number of individuals infected with Ascaris lumbricoides worldwide?
1 billion
What is the primary method of transmission of Trichuris trichiura infections?
Contaminated soil and water
What is the function of the TT47 protein in Trichuris trichiura?
To embed into the intestinal wall
What is the type of muscle arrangement found in Ascaris lumbricoides?
Polymyarıan type
What is the primary function of the secretion produced by Ascaris lumbricoides, known as pepsin inhibitor 3 (PI-3)?
Protection from digestion
What is the approximate number of people affected by Trichuris trichiura infections worldwide?
1.2 billion
What is the duration of the hepato-tracheal migration of Ascaris lumbricoides larvae?
14 days
What is the estimated number of eggs produced by a female Ascaris lumbricoides per day?
200,000 eggs
What is the estimated duration for Ascaris lumbricoides eggs to develop into the infective stage in the soil?
2 to 3 weeks
What is the approximate global infection estimate of trichuriasis?
604 to 816 million
What is the recommended treatment for trichuriasis according to the World Health Organization?
Mebendazole 100 mg twice a day for 3 days
What is the consequence of heavy Trichuris infections on children's development?
Poor appetite, wasting, stunting, and reduced cognitive development
What is the diagnostic technique that shows higher sensitivity compared to Kato-Katz and other concentration techniques?
FLOTAC technique
What is the age group most frequently infected with trichuriasis?
Children aged 5 to 15
What is the recommended frequency of mass drug administration for trichuriasis in high-prevalence communities?
Twice a year
Learn about Nematode Infections, specifically Ascaris lumbricoides, a giant roundworm that affects 1 billion individuals worldwide, mainly in tropical regions. Understand the pathology, symptoms, and complications of this soil-transmitted helminth. Test your knowledge on the diseases of poverty and its impact on human health.
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