#1
Which of the following is NOT a characteristic of infectious diseases?
They are caused by pathogens
They are always contagious
They can spread from person to person
They can be prevented by vaccines
#2
What is the primary function of the immune system?
To regulate body temperature
To produce hormones
To defend the body against pathogens
To digest food
#3
Which of the following is an example of a viral infectious disease?
Tuberculosis
Malaria
Influenza
Lyme disease
#4
Which of the following is a characteristic of a bacterial infectious disease?
They are caused by parasites
They are treated with antibiotics
They are always chronic
They are not contagious
#5
What is the first line of defense against pathogens in the human body?
Innate immunity
Adaptive immunity
Antibody production
Cell-mediated immunity
#6
Which of the following is a method of preventing the spread of infectious diseases?
Wearing a seatbelt
Handwashing
Smoking cessation
Physical exercise
#7
Which type of immunity is acquired through vaccination?
Innate immunity
Passive immunity
Active immunity
Cell-mediated immunity
#8
What is the name of the specialized cells that engulf and digest pathogens?
Lymphocytes
Neutrophils
Eosinophils
Macrophages
#9
Which of the following is an example of a vector-borne infectious disease?
Influenza
Malaria
Common cold
Tuberculosis
#10
What is the term for the process by which pathogens are recognized and destroyed by the immune system?
Antibody generation
Immunization
Immune response
Antigen presentation
#11
What is the role of T cells in the immune response?
Producing antibodies
Detecting pathogens
Engulfing pathogens
Killing infected cells
#12
Which of the following is NOT a symptom of an infectious disease?
Fever
Headache
Muscle growth
Fatigue
#13
Which of the following is a characteristic of adaptive immunity?
It provides immediate defense against pathogens
It is not specific to particular pathogens
It involves memory cells for faster response upon subsequent exposure
It does not involve antibodies
#14
Which of the following is NOT a primary lymphoid organ?
Thymus
Spleen
Bone marrow
Lymph nodes
#15
What is the name of the proteins produced by the immune system that bind to specific antigens?
Cytokines
Antibodies
Interferons
Complement proteins
#16
Which of the following is a characteristic of herd immunity?
It requires 100% vaccination coverage
It only applies to contagious diseases
It protects individuals who cannot be vaccinated
It decreases vaccine efficacy
#17
What is the primary mode of transmission for the Ebola virus?
Airborne
Direct contact with bodily fluids
Ingestion of contaminated food
Mosquito bites
#18
Which of the following immune cells is primarily responsible for coordinating the immune response?
Neutrophils
B cells
Helper T cells
Natural killer cells