Q. No.The term 'Health' is defined in many ways. The most accurate definition of health would be:
| 1. | Health is the state of body and mind in a balanced condition |
| 2. | Health is the reflection of a smiling face |
| 3. | Health is a state of complete physical, mental and social well-being |
| 4. | Health is the symbol of economic prosperity. |
Identify the correct statement regarding typhoid fever in human beings:
| 1. | It is caused by a pathogenic protozoan Salmonella typhi |
| 2. | The pathogen remains confined to the small intestine |
| 3. | Widal test can confirm the infection very early in the disease |
| 4. | Intestinal perforation and death may occur in severe cases |
Identify the incorrectly matched pair regarding Plasmodium, the protozoan responsible for causing malaria in humans:
|
1. |
Cause of malignant tertian malaria |
Plasmodium falciparum |
|
2. |
Paroxysm [clinical features] of malaria |
Release of hemozoin on rupture of RBCs |
|
3. |
Fertilization during the life cycle |
Gut of female anopheles |
|
4. |
Infective stage to mankind |
Trophozoites |
The occurrence of chills and fever in malaria is associated with:
| 1. | Rupture of hepatocytes during exo-erythrocytic cycle of the parasite |
| 2. | Inoculation of the sporozoite by the mosquito bite into humans |
| 3. | Release of haemozoin due to rupture of RBCs by the parasite |
| 4. | Development of the adult trophozoite in the RBC |
The sporozoites that cause infection when a female Anopheles mosquito bites a person, are found in:
1. liver of the person
2. RBCs of mosquito
3. salivary glands of the mosquito
4. gut of the mosquito
The mechanical carrier of the causative agent of amoebic dysentery is:
| 1. | A protozoan | 2. | House fly |
| 3. | Mosquito | 4. | Rodent |
Identify the incorrect statement regarding Entamoeba histolytica:
| 1. | Cysts of Entamoeba can survive for up to a month in soil or for up to 45 minutes under fingernails. |
| 2. | Invasion of the intestinal lining results in bloody diarrhea. |
| 3. | Infection remains confined to the gastrointestinal tract. |
| 4. | Infections can sometimes last for years if there is no treatment. |
Which of the following diseases is/are correctly matched with their modes of transmission?
|
Disease/Infection |
Mode of transmission |
|
|
I. |
Ascariasis |
Contaminated food and water |
|
II. |
Elephantiasis |
Vector-borne |
|
III. |
Ringworm |
Direct contact |
Options:
| 1. | Only I and II | 2. | Only I and III |
| 3. | Only II and III | 4. | I, II and III |
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