Human Parasites: What Is?

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Human Parasites: What Is? - Quiz

Human Parasites


Questions and Answers
  • 1. 

    What is Histoplasma capsulatum?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Amoeba

    • D.

      Protozoa

    • E.

      Worm

    Correct Answer
    B. Fungus
    Explanation
    Histoplasma capsulatum is a type of fungus. It is responsible for causing a disease called histoplasmosis, which primarily affects the lungs. This fungus is commonly found in soil that contains bird or bat droppings. When the soil is disturbed, the spores of Histoplasma capsulatum can become airborne and be inhaled by humans, leading to infection. Therefore, the correct answer is "Fungus".

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  • 2. 

    What is Toxocara spp.?

    • A.

      Mycoplasma

    • B.

      Worm

    • C.

      Fungus

    • D.

      Protozoa

    • E.

      Amoeba

    Correct Answer
    B. Worm
    Explanation
    Toxocara spp. refers to a group of worms. These worms belong to the genus Toxocara and are commonly found in animals such as dogs and cats. They can also infect humans, causing a condition known as toxocariasis. This parasitic infection can lead to various symptoms including fever, cough, abdominal pain, and in severe cases, organ damage. Therefore, the correct answer is worm.

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  • 3. 

    What is Neagleria fowleri?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Amoeba

    • D.

      Worm

    • E.

      Chlamydia

    Correct Answer
    C. Amoeba
    Explanation
    Neagleria fowleri is a type of amoeba. It is a single-celled organism that can be found in warm freshwater environments such as lakes and hot springs. Neagleria fowleri is known for causing a rare but serious infection called primary amebic meningoencephalitis (PAM) in humans. This infection affects the brain and spinal cord, and it is usually acquired when contaminated water enters the nasal passages.

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  • 4. 

    What is Pneumocystis carinii (jiroveci)?

    • A.

      Mycoplasma

    • B.

      Protozoa

    • C.

      Chlamydia

    • D.

      Worm

    • E.

      Fungus

    Correct Answer
    E. Fungus
    Explanation
    Pneumocystis carinii (jiroveci) is a fungus. It is a type of fungus that can cause pneumonia in individuals with weakened immune systems, such as those with HIV/AIDS. It is commonly referred to as Pneumocystis jiroveci, and it is an opportunistic pathogen that can cause severe respiratory symptoms. Treatment typically involves antifungal medications.

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  • 5. 

    What is Trichinella spiralis?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Amoeba

    • D.

      Worm

    • E.

      Protozoa

    Correct Answer
    D. Worm
    Explanation
    Trichinella spiralis is a parasitic worm that causes the disease trichinosis. It is commonly found in undercooked or raw meat, particularly pork. The worm infects the intestines and then migrates to the muscles, where it forms cysts. Symptoms of trichinosis can include muscle pain, fever, and swelling around the eyes. Proper cooking and handling of meat can help prevent infection.

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  • 6. 

    What is Trichomonas vaginalis?

    • A.

      Protozoa

    • B.

      Mycoplasma

    • C.

      Fungus

    • D.

      Worm

    • E.

      Chlamydia

    Correct Answer
    A. Protozoa
    Explanation
    Trichomonas vaginalis is a type of protozoa. Protozoa are single-celled organisms that can cause various infections in humans and animals. Trichomonas vaginalis specifically causes trichomoniasis, a sexually transmitted infection that affects the genital area. It is not classified as a mycoplasma, fungus, worm, or chlamydia, which are all different types of microorganisms or infections.

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  • 7. 

    What is Trichuris trichiuria?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Amoeba

    • D.

      Worm

    • E.

      Rickettsia

    Correct Answer
    D. Worm
    Explanation
    Trichuris trichiura is a type of worm. It is a parasitic roundworm that infects the large intestine of humans. This worm is commonly known as the whipworm due to its whip-like shape. It is transmitted through the ingestion of contaminated food or water, and it can cause a range of symptoms including abdominal pain, diarrhea, and anemia. Treatment typically involves the use of antiparasitic medications to eliminate the infection.

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  • 8. 

    What is Taenia spp.?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Protozoa

    • D.

      Worm

    • E.

      Chlamydia

    Correct Answer
    D. Worm
    Explanation
    Taenia spp. refers to a group of parasitic worms that infect animals, including humans. These worms belong to the class Cestoda and are commonly known as tapeworms. They have a long, flat body consisting of multiple segments called proglottids. Taenia spp. typically have a complex life cycle involving intermediate hosts, such as pigs or cattle, and definitive hosts, such as humans. Infection occurs through the ingestion of contaminated food or water containing the larvae of the tapeworm. Once inside the host's intestines, the tapeworm can cause various health issues.

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  • 9. 

    What is Plasmodium spp.?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Protozoa

    • D.

      Chlamydia

    • E.

      Worm

    Correct Answer
    C. Protozoa
    Explanation
    Plasmodium spp. refers to a group of protozoa. Protozoa are single-celled organisms that belong to the kingdom Protista. Plasmodium spp. are specifically known for causing malaria in humans and other animals. They are transmitted through the bite of infected mosquitoes. This explanation provides information about Plasmodium spp. being a type of protozoa, which is the correct answer choice.

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  • 10. 

    What is Coxiella burnettii?

    • A.

      Chlamydia

    • B.

      Mycoplasma

    • C.

      Fungus

    • D.

      Worm

    • E.

      Rickettsia

    Correct Answer
    E. Rickettsia
    Explanation
    Coxiella burnetii is a bacterium that causes Q fever, a disease that affects both humans and animals. It is classified under the genus Rickettsia, which includes various bacteria that are known to cause diseases such as Rocky Mountain spotted fever and typhus. Rickettsia bacteria are typically transmitted through arthropod vectors, such as ticks and fleas. Therefore, the correct answer is Rickettsia.

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  • 11. 

    What is Ureaplasma urealyticum ?

    • A.

      Worm

    • B.

      Fungus

    • C.

      Protozoa

    • D.

      Mycoplasma

    • E.

      Rickettsia

    Correct Answer
    D. Mycoplasma
    Explanation
    Ureaplasma urealyticum is a type of bacteria belonging to the genus Mycoplasma. It is a common cause of urinary tract infections and is also associated with other reproductive and respiratory tract infections. Unlike most bacteria, Mycoplasma lack a cell wall, making them resistant to many antibiotics. Ureaplasma urealyticum is typically transmitted through sexual contact and can cause symptoms such as burning during urination, discharge, and pelvic pain. Treatment usually involves antibiotics that are effective against Mycoplasma.

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  • 12. 

    What is Enterobius vermicularis?

    • A.

      Fungus

    • B.

      Amoeba

    • C.

      Worm

    • D.

      Chlamydia

    • E.

      Rickettsia

    Correct Answer
    C. Worm
    Explanation
    Enterobius vermicularis is a type of worm. It is commonly known as the pinworm and is a common parasitic infection in humans. It is a small, white, thread-like worm that infects the intestines and causes symptoms such as itching around the anus, especially at night. It is usually transmitted through the ingestion of pinworm eggs, which can be found on contaminated surfaces or objects. Treatment typically involves medication to kill the worms and proper hygiene practices to prevent reinfection.

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  • 13. 

    What is Cryptococcus neoformans?

    • A.

      Fungus

    • B.

      Amoeba

    • C.

      Protozoa

    • D.

      Worm

    • E.

      Rickettsia

    Correct Answer
    A. Fungus
    Explanation
    Cryptococcus neoformans is a type of fungus. It is a pathogenic yeast that can cause infections in humans, particularly in individuals with weakened immune systems. The fungus is commonly found in the environment, such as in soil and bird droppings. It can be inhaled and cause lung infections, and in severe cases, it can spread to other parts of the body, including the brain. Cryptococcus neoformans is an opportunistic pathogen and is a significant cause of mortality in immunocompromised individuals, such as those with HIV/AIDS.

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  • 14. 

    What is Balantidium coli?

    • A.

      Fungus

    • B.

      Protozoa

    • C.

      Worm

    • D.

      Chlamydia

    • E.

      Rickettsia

    Correct Answer
    B. Protozoa
    Explanation
    Balantidium coli is a protozoa. Protozoa are single-celled organisms that are classified under the kingdom Protista. They are eukaryotic, meaning they have a true nucleus, and they can be found in various environments including soil, water, and the bodies of plants and animals. Balantidium coli is a parasitic protozoa that can infect the intestines of humans and animals, causing a disease called balantidiasis. It is commonly found in areas with poor sanitation and can be transmitted through the ingestion of contaminated food or water.

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  • 15. 

    What is Candida albicans?

    • A.

      Yeast

    • B.

      Amoeba

    • C.

      Worm

    • D.

      Chlamydia

    • E.

      Rickettsia

    Correct Answer
    A. Yeast
    Explanation
    Candida albicans is a type of yeast. Yeasts are single-celled fungi that reproduce by budding. Candida albicans is commonly found in the human body, particularly in the mouth, intestines, and genital tract. While it is normally harmless, it can cause infections in certain situations, such as when the immune system is weakened or when there is an overgrowth of the yeast. These infections can occur in various parts of the body, including the mouth (oral thrush), vagina (vaginal yeast infection), and skin (cutaneous candidiasis). Therefore, the correct answer is yeast.

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  • 16. 

    What is Acanthamoeba  spp.?

    • A.

      Mycoplasma

    • B.

      Fungus

    • C.

      Worm

    • D.

      Chlamydia

    • E.

      Amoeba

    Correct Answer
    E. Amoeba
    Explanation
    Acanthamoeba spp. is a type of amoeba. Amoebas are single-celled organisms that move and feed by extending their pseudopods, or false feet. They are found in various environments, including soil and freshwater. Acanthamoeba spp. specifically refers to a group of amoebas that have characteristic spiny structures on their surface. These amoebas can cause infections in humans, particularly in the eyes, skin, and central nervous system. Therefore, the correct answer is Amoeba.

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  • 17. 

    What is Giardia lamblia?

    • A.

      Mycrplasma

    • B.

      Protozoa

    • C.

      Worm

    • D.

      Rickettsia

    • E.

      Fungus

    Correct Answer
    B. Protozoa
    Explanation
    Giardia lamblia is a protozoan parasite that infects the gastrointestinal tract of humans and animals. It is a common cause of diarrheal illness worldwide, especially in areas with poor sanitation. Giardia lamblia is transmitted through the ingestion of contaminated food or water, and it can cause symptoms such as diarrhea, abdominal pain, and weight loss. Treatment typically involves antiparasitic medications to eliminate the infection.

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  • 18. 

    What is Ancylostoma duodenale?

    • A.

      Fungus

    • B.

      Protozoa

    • C.

      Worm

    • D.

      Chlamydia

    • E.

      Rickettsia

    Correct Answer
    C. Worm
    Explanation
    Ancylostoma duodenale is a type of worm. It is a parasitic nematode that infects the small intestine of humans. This worm is commonly known as the hookworm and is responsible for causing a condition called hookworm disease or ancylostomiasis. The worm attaches itself to the intestinal wall and feeds on the host's blood, leading to symptoms such as anemia, abdominal pain, and diarrhea. It is primarily found in tropical and subtropical regions and is transmitted through contact with contaminated soil.

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  • 19. 

    What is Trypanosoma spp.?

    • A.

      Fungus

    • B.

      Chlamydia

    • C.

      Rickettsia

    • D.

      Protozoa

    • E.

      Worm

    Correct Answer
    D. Protozoa
    Explanation
    Trypanosoma spp. is a type of protozoa. Protozoa are single-celled organisms that belong to the kingdom Protista. They are eukaryotic organisms, meaning they have a true nucleus and other membrane-bound organelles. Trypanosoma spp. are parasitic protozoa that can cause diseases in humans and animals, such as African trypanosomiasis, also known as sleeping sickness. These parasites are transmitted to humans and animals through the bite of infected tsetse flies. They can cause a range of symptoms, including fever, fatigue, and neurological problems. Therefore, the correct answer is protozoa.

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  • 20. 

    What is Ascaris lumbricoides?

    • A.

      Yeast

    • B.

      Worm

    • C.

      Protozoa

    • D.

      Fungus

    • E.

      Amoeba

    Correct Answer
    B. Worm
    Explanation
    Ascaris lumbricoides is a type of worm. It is a common intestinal parasite that infects humans and animals. It is one of the largest and most common parasitic worms found in the human digestive system. Ascaris lumbricoides is transmitted through the ingestion of contaminated food or water, and it can cause various symptoms such as abdominal pain, diarrhea, and malnutrition. Treatment typically involves medication to kill the worms and prevent further infection.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 15, 2010
    Quiz Created by
    Funtest
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