Test your knowledge on epidemiology and pathophysiology with questions ranging from disease transmission to pathological mechanisms. Challenge yourself now!
The study of the distribution and determinants of health-related states or events in specified populations and the application of this study to the control of health problems.
The study of individual cells and their functions within the body.
The study of the human body's response to pathogens.
The study of genetic variations within populations.
#2
Which of the following best describes the term 'endemic' in epidemiology?
A disease that occurs irregularly in a population.
A disease that affects a large proportion of the population in a specific geographic area.
A disease that is constantly present at low levels in a population.
A disease outbreak that affects multiple countries.
#3
Which of the following is a characteristic of type 1 diabetes mellitus?
Insulin resistance
Gradual onset
Autoimmune destruction of pancreatic beta cells
Strong association with obesity
#4
Which of the following best describes the term 'epidemic' in epidemiology?
A disease that occurs irregularly in a population.
A disease that affects a large proportion of the population in a specific geographic area.
A disease that is constantly present at low levels in a population.
A sudden increase in the number of cases of a disease in a specific population.
#5
What is the primary mode of transmission of the Ebola virus?
Airborne transmission
Vector-borne transmission
Direct contact with bodily fluids
Fomite transmission
#6
Which of the following is NOT a characteristic of chronic obstructive pulmonary disease (COPD)?
Progressive airflow limitation
Asthma-like reversible airflow obstruction
Exacerbations and comorbidities
Emphysema and/or chronic bronchitis
#7
What is the basic reproductive number (R0) in epidemiology?
The number of cases of a disease at a given point in time.
The number of cases prevented by vaccination.
The average number of secondary cases produced by a typical case of an infection in a susceptible population.
The number of deaths caused by a disease in a specific population.
#8
What is the leading cause of mortality in patients with type 2 diabetes mellitus?
Heart failure
Chronic kidney disease
Stroke
Cardiovascular disease
#9
Which of the following is NOT a risk factor for developing hypertension?
Obesity
High dietary intake of potassium
Family history of hypertension
Physical inactivity
#10
What is the primary mode of transmission of the human immunodeficiency virus (HIV)?
Airborne transmission
Vector-borne transmission
Direct contact with bodily fluids
Fomite transmission
#11
What is the primary pathological mechanism underlying Alzheimer's disease?
Accumulation of amyloid-beta plaques
Demyelination of neurons
Decreased production of dopamine
Excessive activation of NMDA receptors
#12
Which of the following is true about herd immunity?
It only applies to diseases caused by bacteria.
It refers to the immune response of a single individual.
It requires a high percentage of the population to be vaccinated or immune to a disease to prevent its spread.
It is effective only for highly contagious diseases.
#13
What is the main pathological feature of Parkinson's disease?
Formation of amyloid plaques
Degeneration of dopaminergic neurons in the substantia nigra
Demyelination of nerve fibers
Excessive glutamate signaling
#14
What is the primary pathological mechanism underlying rheumatoid arthritis?
Formation of uric acid crystals in the joints
Autoimmune attack on joint tissues
Degeneration of cartilage
Inflammatory response to bacterial infection
#15
What is the primary pathological feature of multiple sclerosis?