Study Aid for Community Medicine Viva Interview Questions

Preparing for Viva and Practical Examinations in Preventive and Social Medicine

After concluding your Theory examination, it's time to gear up for your Viva and practical tests. To help you prepare, we've listed some key points to focus on before appearing for the Viva examination of Preventive and Social Medicine.

We assume that you have familiarized yourself with our Community Medicine syllabus. With that foundation, here's what you should review before your Viva:

Benign Tertian Malaria is caused by Plasmodium vivax, while Malignant Malaria is the work of Plasmodium falciparum.
Benign Tertian Malaria fever occurs every 48 hours or 2 days. The incubation period for malaria is usually 10 to 14 days (2 days for P. falciparum, 14 days for Pl. vivax, and 30 days for P. Malariae).
The incubation period for Cholera ranges from a few hours to 1 or 2 days, while for Diphtheria it is 2 to 5 days.
Epidemic typhus is carried by the insect louse, while the rat flea transmits plague.
Scurvy is caused by ascorbic acid deficiency, Xerophthalmia, Xerosis by retinol deficiency, Marasmus by protein deficiency in infants, and Night blindness, Xerophthalmia in infants due to retinol deficiency.
Vitamin B1 deficiency produces various symptoms, Vitamin D deficiency leads to rickets, and Acute Anterior Poliomyelitis is caused by a group of related viruses: Type 1 - Brunhilde, Type 2 - Lansing, and Type 3 - Leon.
Plague is caused by Pasteurella Pestis, B., Diphtheria, Smallpox, Mumps are airborne diseases, Beriberi is due to Vitamin B1 deficiency, and Protein deficiency causes marasmus in children and anemia in adults.
Bubonic Plague is spread by infecting man through bite, wound, or a minute existing abrasion of the skin, while Pneumonic Plague is spread from man to man directly through the inhalation of throat secretions from patients and the fomites.
Malaria is caused by four types of pathogenic malaria parasites, namely Pl. Vivax, Pl. Falciparum, Pl. Malariae, and Pl. Ovale.
Cholera is caused by Vibrio cholerae, Diphtheria by Corynebacterium diphtheriae, Tuberculosis by Tubercle bacillus, Leprosy by Mycobacterium Leprae, Syphilis by Spirochetes/ Treponema pallidum, Gonorrhoea by Neisseria gonococcus, and Transmission of plague from rodents to man is caused by the Rat flea.
Silicosis is an occupational disease, Rabies is a viral disease, Man is the intermediate host in a case of Malaria, Endemic refers to a disease present at a low incidence throughout the year, Epidemic indicates a sudden occurrence of large numbers of cases within a short period in an area, and International quarantinable diseases are smallpox, cholera, plague, and COVID-19.
Benefits given by S.I. are sickness, maternity, disablement, dependant, and medical, and the levels of prevention are health promotion, specific protection, early diagnosis and treatment, disability limitation, and public health programs include Malaria eradication, Filaria control, Smallpox eradication, Family welfare, Leprosy control, STD control, Water supply and sanitation, and more.
Common arthropod-borne diseases in India include Malaria, Kala-azar, Filaria, etc., common active immunizations are B.C.G. against T.B., TAB against Typhoid, and sexually transmitted diseases are Gonorrhoea, Venereal syphilis.
Social security measures are Education, Health, Social security, and production, while different methods of food adulteration are Mixing, substitution, abstraction, concealing the quality, putting up decomposed foods for sale, misbranding, or giving false labels, addition of poisons etc.
Vitamin A deficiency diseases are Xerosis, Xerophthalmia, Night blindness, Respiratory infections, formation of phosphoric calculi etc., and methods of conception control include Permanent: Vasectomy, Salpingectomy, and Temporary: Safe period, Abstinence during postnatal period, Use of Condom, Coitus interruptus, Diaphragm, Jelly, Foam tablet, Sponge cervical cap, Oral pills.
Different methods of purification of water are Pounding or storage, Oxidation and settlement, Distillation, Boiling, Precipitation, Domestic filtration, Slow and Rapid sand filtration, Chlorination etc., and national health programs in India include Malaria eradication, Filaria control, Smallpox eradication, Family welfare, Leprosy control, STD control, Water supply and sanitation, and more.
Soil borne diseases are Cholera, Enteric fever, Amoebic dysentery etc., common causes of blindness in India are Cataract, Trachoma, Infections of the eye, Smallpox, Malnutrition, Injuries, Glaucoma etc., common causes of maternal mortality in India are Toxaemia of Pregnancy, Haemorrhage, Sepsis, Anaemia etc., and comprehensive health care includes provision of integrated preventive, curative, and promotional health services from "Womb to Tomb" to every individual residing in a defined geographic area.
Determinants of health are Human biology, environment, ways of living, socio-economic status, health services, and statistical averages are calculated by vital statistics, health statistics, and Demography etc.
Basic health services mean a network of coordinated peripheral and intermediate health units capable of performing effectively a selected group of functions essential to the health of an area and assuring the availability of components to perform these functions.
Primary health care means the care given to the patient by the health worker who examined him first, it is also known as first contact.
The range or spectrum of health are positive health, freedom from sickness, better health, while the range or spectrum of sickness are mild sickness, unrecognized sickness, severe sickness, and death.
Basic components of the level of living which is identified by Per Capita Income are Health, Nutrition, Housing, Education, Employment, Working conditions, Clothing, Social security, and Human rights.
Five points for backwardness of family welfare are poverty, disease, ignorance, sequel, and idleness.
P. Q. L. I./ Physical Quality of Life Index indicates the level of progress achieved by any country in meeting basic human needs. In India, it was 41 in 1970.
Basic health problems in India are communicable disease problems, nutritional problems, medical care problems, environmental sanitation problems, population problems, educational problems, economic problems, and more.
Rural health Scheme in 1977 was based on the principle of placing people's health in people's hands.
Criteria of Sanitary Latrine are excreta should not contaminate the ground or surface water, excreta should not pollute the soil, excreta should not be accessible to flies, rodents, animals, and other vehicles of contamination, excreta should not create a nuisance due to odour or unsightly appearance.
Vital events of life are birth, death, and marriage.
Early clinical signs of Vitamin A deficiency are Night blindness, Xerophthalmia.
Cardinal features of pellagra are Dermatitis, Diarrhea, Dementia.
Three important airborne viral diseases are Measles, Mumps, Chicken-pox.
M. M. R. stands for Maternal Mortality rate.
Oral rehydration fluid contains sodium chloride: 3.5g, sodium bicarbonate: 2.5 g, potassium chloride: 15g, glucose/ dextrose: 20 g, and potable water: 1 litre.
Dust borne diseases are Anthracosis, Silicosis, Siderosis, Cancer lung, Asbestosis, Bagassosis, Byssinosis etc.
Components of under-five clinic are Care of Illness, Adequate nutrition, Immunization, Family planning, Health Education.
Three types of carriers are Incubatory, Convalescent, Healthy.
Epidemiological triad are Agent, Host, Environment.
Three mortality indicators are Infant Mortality Rate, Maternity Mortality Rate, Crude death Rate.
Three important Anthropometric measurements are Height and weight, Arm Circumference, Skin-fold thickness.
Two ill effects of Air pollution are Chronic bronchitis, primary Lung cancer.
Three diseases transmitted by mosquitoes are Malaria, Filaria, Dengue.
Two milk-borne diseases are Typhoid, Cholera, Tuberculosis.
Three sites of occupational cancer are Skin, Lungs, Bladder.
Mortality rate means Death Rate.
Residual DDT spray is for eradication of Malaria.
Arthropod borne diseases means diseases transmitted by insects.
Nutrition to school children is provided through the Mid Day Meal Programme.
Domiciliary treatment means treatment provided at home.
Insecticide means an agent used to kill arthropods.
To compare healthiness of two countries, use the Standardized Death Rate.
Carotene is the precursor of Vitamin K.
Trenching is done for disposal of night soil.
Condom is good for conception control.
Carrier means he who harbours the infection but does not suffer.
Census means counting of population of a country at a regular interval.
Incubation period means the time interval from entry of micro-organisms to the appearance of signs and symptoms.
Disinfection means the killing of pathogenic organisms.
Infection means entry or multiplication of micro-organisms.
Kala azar is transmitted by sandflies.

This post may help you in your upcoming examinations in Preventive and Social Medicine. To explore more content in 4th B.H.M.S., check out:

4th B.H.M.S. Practice of Medicine Paper-1 Exam Syllabus
4th B.H.M.S. Practice of Medicine Paper-2 Exam Syllabus
4th B.H.M.S. Materia Medica Syllabus
Organon of Medicine Syllabus- 4th B.H.M.S.
4 B.H.M.S. Repository Syllabus
4th B.H.M.S. Community Medicine Syllabus

In the context of preparing for Viva and Practical examinations in Preventive and Social Medicine, it's essential to review medical-conditions such as Malaria, Cholera, Diphtheria, Typhus, Scurvy, Xerophthalmia, Marasmus, Night blindness, and Anterior Poliomyelitis, as they are discussed in the Community Medicine syllabus. To ensure a thorough understanding of health-and-wellness topics, familiarize yourself with the science behind their diagnosis, causes, and prevention methods, including the role of medicine and public health programs.