Tag: diseases caused by protozoa

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Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Given below is a list of few sexually transmitted diseases. Identify the diseases caused by bacteria among these.
(i) Gonorrhoea,  (ii) Giardiasis,  (iii) Trichomoniasis,  (iv) Chancroid,  (v) Syphilis

  1. (i) and (ii)

  2. (i), (iv) and (v)

  3. (iii) and (v)

  4. (ii), (iii) and (iv)
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Gonorrhoea is caused by Neisseria gonorrhoeae. Chancroid, is caused by Haemophilus ducreyi. Syphilis is caused by Treponema pallidum. Giardiasis and trichomoniasis are protozoan diseases.

Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Cerebral malaria is due to

  1. Plasmodium falciparum

  2. Plasmodium vivax

  3. Plasmodium malariae

  4. Plasmodium ovale
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Cerebral malaria is a diffuse encephalopathy (Encephalopathy means brain disease, disorder, or damage) associated with seizures and status epilepticus which can occur in up to one-third of patients with severe malaria, particularly that caused by Plasmodium falciparum.

So, the correct answer is 'Plasmodium falciparum'.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Leucorrhoea is caused by

  1. Leishmania donovani

  2. Trichomonas vaginalis

  3. Lophomonas blattarum

  4. Trichonympha campanula
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Leukorrhea is also a sign of vaginitis (inflammation of the vagina), which is often caused by infection with the fungus Candida albicans or by infection with the protozoan parasite Trichomonas vaginalis. Infection with these organisms may give rise to an irritating discharge that is often quite resistant to treatment. Common symptoms of this disease are burning sensation, itching and discharge of frothy substance, thick, white or yellow mucous.

So, the correct answer is ''Trichomonas vaginalis.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Meningo-encephalitis is caused by

  1. Plasmodium

  2. Entamoeba

  3. Trichomonas

  4. Trypanosoma
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
  • Meningoencephalitis is the Inflammation of the brain and surrounding tissues, usually caused by infection.
  • Signs of meningoencephalitis include unusual behavior, personality changes, and thinking problems and Symptoms may include headache, fever, pain in neck movement, light sensitivity, and seizure.
  • Causative organisms include protozoans, viral and bacterial pathogens.
  • The protozoal pathogen responsible for Meningoencephalitis is Trypanosoma.
  • Hence Meningoencephalitis is caused by Trypanosoma.
  • So, the correct answer is 'Trypanosoma'.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Amoebiasis in prevented by

  1. Eating balanced food

  2. Eating plenty of fruits

  3. Drinking boiled water

  4. Using mosquito nets
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation
Amebiasis is a parasitic infection of the intestines caused by the protozoan Entamoeba histolytica, or E. histolytica. The symptoms of amebiasis include loose stool, abdominal cramping, and stomach pain. However, most people with amebiasis won’t experience significant symptoms. E. histolytica is a single-celled protozoan that usually enters the human body when a person ingests cysts through food or water.

If you’re traveling to places where the infection is common, follow this regimen when preparing and eating food:
  • Thoroughly wash fruits and vegetables before eating.
  • If you must drink water, boil it or treat it with iodine.

So, the correct answer is 'Drinking boiled water'.

Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

American trypanosomiasis is also called as

  1. Chagas disease

  2. Dumdum fever

  3. Espundia

  4. Both B and C
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Chagas disease, also known as American trypanosomiasis, is a tropical parasitic disease caused by the protist Trypanosoma cruzi. It is spread mostly by insects known as Triatominae, or "kissing bugs".

So, the correct answer is 'Chagas disease'.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Entamoeba histolytica infection occurs through

  1. Contaminated water and food

  2. Sweat

  3. Bird droppings

  4. Mosquito bites
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Entamoeba histolytica is an ameba that feeds on cells in the human colon. Infection by Entamoeba histolytica occurs by ingestion of mature cysts in fecally contaminated food, water, or hands.

So, the correct answer is 'Contaminated water and food'.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Trypanosoma/Trypanosomiasis is spread by

  1. Housefly

  2. Tse-tse fly

  3. Sand fly

  4. Culex
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
  • African trypanosomiasis, also known as sleeping sickness is caused by a protozoan parasite called Trypanosoma brucei.
  • Trypanosomiasis is spread by spread by the bite of an infected tsetse fly and is most common in rural areas.
  • Hence Trypanosoma/Trypanosomiasis is spread by Tse-tse fly.
  • So, the correct answer is 'Tse-tse fly'.
Multiple choice zoology some common diseases diseases caused by protozoa protozoan disease protozoa: benefits and harmful effects

Causative agent of amoebiasis is

  1. Amoeba proteus

  2. Entamoeba histolytica

  3. Entamoeba coli

  4. Entamoeba gingivalis
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Amebiasis is a disease caused by infection with a parasitic amoeba that, when symptomatic, can cause dysentery and invasive extraintestinal problems. The cause of amebiasis is mainly the protozoan parasite Entamoeba histolytica.

So, the correct answer is 'Entamoeba histolytica'.