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Human Health and Disease Test - 46

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Human Health and Disease Test - 46
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Weekly Quiz Competition
  • Question 1
    1 / -0
    Which of the following sample is used to diagnose malaria?
    Solution
     The mainstay of malaria diagnosis has been the microscopic examination of blood, utilizing blood films. Although blood is the sample most frequently used to make a diagnosis, both saliva and urine have been investigated as an alternative, less invasive specimens.

    So, the correct answer is 'All of the above'.
  • Question 2
    1 / -0
    Life span of Ascaris is
    Solution
    Ascaris belongs to phylum Nematoda. These are roundworms. They are triploblastic and pseudocoelomate. They have a life span of 9 to 12 months. it causes the disease known as ascariasis.
    So, the correct answer is option B.
  • Question 3
    1 / -0
    In mammals, histamine is secreted by
    Solution
    Mast cells are special cells found is connective tissue. They secrete three substances heparin-anticogulant, histamine-vasodilator and serotonin-vasoconstrictor.
  • Question 4
    1 / -0
    Filariasis is caused by.
    Solution
    Correct Option: A
    Explanation:

    Organism Disease
     WuchereriaFilariasis
     CulexJapenese Encephalitis
     TrichinellaTrichinellosis 
     SchistosomaSchistosomiasis
    • Filariasis is a parasitic disease caused by an infection with roundworms of the Filarioidea type. These are spread by blood-feeding Diptera as black flies and mosquitoes. Lymphatic filariasis is caused by the worms Wuchereria bancrofti, Brugia malayi, and Brugia timori.`

    Hence, Filariasis is caused by Wuchereria.
  • Question 5
    1 / -0
    Filariasis is due to infection of.
    Solution
    • Nematodes commonly parasitic on humans include ascarids (Ascaris), filariasis, hookworms, pinworms (Enterobius), and whipworms (Trichuris trichiura).
    • Helminths include members of the following taxa: monogeneans, cestodes (tapeworms), nematodes (roundworms), trematodes (flukes), and acanthocephalans (thorny-headed worms).
    • Filariasis is a parasitic disease caused by an infection with roundworms of the Filarioidea type.

    So, the correct answer is 'Nematode worm/Helminth'.
  • Question 6
    1 / -0
    Elephantiasis is caused by a member of.
    Solution
    Classification of Phylum Aschelminthes:
    Aschelminthes is classified into two classes:
    • Aphasmidia (Phasmids are absent)
    • Phasmidia(Phasmids are present near hind end of body): for example, Wuchereria (Filaria) — The Filarial worm (causes elephantiasis)

    So, the correct answer is 'Aschelminthes'.
  • Question 7
    1 / -0
    Wuchereria causes a disease in parts of India.
    Solution
    • Filariasis is a parasitic disease caused by an infection with roundworms of the Filarioidea type.
    • Wuchereria bancrofti is a human parasitic roundworm that is the major cause of lymphatic filariasis.in chronic cases, these worms lead to the syndrome of elephantiasis. It is spread by the mosquito vector
    • Wuchereria causes filariasis disease in southern(south) parts of India.
    • So, the correct answer is 'Filariasis-South India'.
  • Question 8
    1 / -0
    In India, filariasis is transmitted by.
    Solution
    • Filariasis is a parasitic disease caused by an infection with roundworms(For example,wuchereria bancrofti) of the Filarioidea type. Common symptoms include swollen lymph nodes.
    • In India, filariasis is transmitted by Culex fatigens mosquito. It is a  medium-sized mosquito found in tropical and subtropical regions of the world.
    • Hence In India, filariasis is transmitted by Culex fatigens.
    • So, the correct answer is 'Culex fatigens'.
  • Question 9
    1 / -0
    In humans, elephantiasis is caused by.
    Solution
    Wuchereria bancrofti is a human parasitic roundworm that is the major cause of lymphatic filariasis. If left untreated, the infection can develop into a chronic disease called elephantiasis. In rare conditions, it also causes tropical eosinophilia, an asthmatic disease.

    So, the correct answer is 'Wuchereria bancrofti'.
  • Question 10
    1 / -0
    $$HIV$$ causes immunodeficiency in
    Solution
    The virus that causes AIDS, which is the most advanced stage of HIV infection. HIV gradually destroys the immune system by attacking and killing a type of white blood cell called a CD4 cell. HIV uses the machinery of the CD4 cells to multiply (make copies of itself) and spread throughout the body. This process, which is carried out in seven steps or stages, is called the HIV life cycle.

    So, the correct answer is 'Multiplicative state'.
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