Communicable Disease Prevention: Protect Yourself and Others

Question 1

Which mode of transmission is primarily responsible for the spread of influenza among humans?

Accepted Answer

Direct contact with infected respiratory droplets

Answer

Indirect contact with contaminated surfaces or objects (fomites)

Answer

Transmission through animal or insect vectors

Answer

Ingestion of contaminated food or water

Question 2

Which vaccine is recommended by the Centers for Disease Control and Prevention (CDC) for all adults aged 19 and older?

Accepted Answer

Tetanus, Diphtheria, Pertussis (Tdap)

Answer

Measles, Mumps, Rubella (MMR)

Answer

Varicella (chickenpox)

Answer

Zoster (shingles)

Question 3

What is the primary purpose of contact tracing in public health management of communicable diseases?

Accepted Answer

Identifying and isolating individuals who may have been exposed to an infected person

Answer

Developing new vaccines and treatments for the disease

Answer

Educating the public about disease symptoms and prevention measures

Answer

Monitoring the spread of the disease in the community

Question 4

Which of the following is a risk factor for acquiring a sexually transmitted infection (STI)?

Accepted Answer

Having multiple sexual partners

Answer

Using condoms consistently and correctly

Answer

Being vaccinated against HPV

Answer

Practicing abstinence

Question 5

What is the key difference between an epidemic and a pandemic?

Accepted Answer

An epidemic is a widespread outbreak in a specific region, while a pandemic is a global outbreak.

Answer

An epidemic is a sudden increase in disease incidence, while a pandemic is a gradual increase.

Answer

An epidemic is caused by a virus, while a pandemic is caused by bacteria.

Answer

There is no meaningful difference between an epidemic and a pandemic.

Question 6

What type of immunity is gained through vaccination?

Accepted Answer

Active immunity

Answer

Passive immunity

Answer

Innate immunity

Answer

Both active and passive immunity

Question 7

The routine practice of washing hands thoroughly with soap and water is an effective measure in preventing the spread of:

Accepted Answer

Influenza

Answer

HIV

Answer

Chickenpox

Answer

Malaria

Question 8

Which of the following vaccines is NOT routinely recommended for administration during adolescence in the United States?

Accepted Answer

Rabies vaccine

Answer

HPV vaccine

Answer

Meningococcal vaccine

Answer

Measles, mumps, and rubella (MMR) vaccine

Question 9

Which of the following statements about communicable diseases is accurate?

Accepted Answer

They can have long-term health implications.

Answer

They can only be spread through direct contact.

Answer

They are always preventable.

Answer

They exclusively affect children.

Question 10

The incubation period of a communicable disease refers to the:

Accepted Answer

Time between exposure to the pathogen and the onset of symptoms

Answer

Time between the onset of symptoms and recovery

Answer

Time it takes for the disease to spread from one person to another

Answer

Time it takes for the pathogen to be eliminated from the body

Question 11

Which of the following is a typical symptom of a respiratory infection?

Accepted Answer

Cough

Answer

Fever

Answer

Skin rash

Answer

Diarrhea

Question 12

The concept of 'herd immunity' refers to:

Accepted Answer

The resistance of a population to a particular disease due to widespread vaccination

Answer

The immunity acquired by an individual after recovering from a disease

Answer

The use of antibiotics to prevent the spread of bacteria

Answer

The process by which the body produces antibodies against a pathogen

Question 13

Which of the following is an example of a zoonotic disease?

Accepted Answer

Lyme disease

Answer

Influenza

Answer

Hepatitis A

Answer

Ebola virus

Question 14

The most effective method to prevent the transmission of sexually transmitted infections (STIs) is:

Accepted Answer

Using condoms consistently

Answer

Getting regular STI screenings

Answer

Limiting sexual partners

Answer

Avoiding alcohol consumption

Question 15

How do good hygiene practices help prevent the spread of waterborne diseases like cholera or typhoid fever?

Accepted Answer

By removing germs from food and water

Answer

By boosting the immune system

Answer

By keeping insects away

Question 16

Provide an example of a vector-borne disease.

Accepted Answer

Malaria

Answer

Influenza

Answer

Strep throat

Answer

HIV

Question 17

What is the primary purpose of immunization?

Accepted Answer

To prevent future infections

Answer

To treat an existing infection

Answer

To reduce the severity of a disease

Answer

To eradicate the spread of a disease worldwide

Question 18

Which of the following is a recommended hygiene practice to prevent the spread of communicable diseases?

Accepted Answer

Thorough handwashing

Answer

Sharing towels with others

Answer

Coughing into the air

Answer

Touching surfaces with unwashed hands

Question 19

What is the **key difference** between a communicable and a non-communicable disease?

Accepted Answer

Communicable diseases can be spread from person to person while non-communicable diseases cannot.

Answer

Communicable diseases are caused by bacteria while non-communicable diseases are caused by viruses.

Answer

Communicable diseases are typically acute while non-communicable diseases are chronic.

Answer

There is no difference between communicable and non-communicable diseases.

Question 20

Which of the following is a **modifiable** risk factor for acquiring a sexually transmitted infection (STI)?

Accepted Answer

Unprotected sexual activity

Answer

Sharing needles for drug use

Answer

Receiving a blood transfusion

Answer

Touching infected surfaces

Question 21

What is the most effective way to prevent the spread of tuberculosis (TB)?

Accepted Answer

Early diagnosis and appropriate treatment

Answer

Isolating infected individuals

Answer

Using antibiotics for prevention

Answer

Vaccinating with the BCG vaccine

Question 22

What is the primary goal of public health surveillance in communicable disease prevention?

Accepted Answer

To monitor and track the spread of diseases

Answer

To identify individuals at risk for infection

Answer

To develop new vaccines

Answer

To enforce health regulations and policies

Question 23

What is the primary goal of immunization?

Accepted Answer

To prevent infection or reduce its severity

Answer

To eradicate a disease from a population group

Answer

To treat an existing communicable disease

Answer

To strengthen the body's immune response to future infections

Question 24

Which of the following hygiene practices is most effective in preventing the spread of communicable diseases?

Accepted Answer

Washing hands regularly with soap and water

Answer

Covering coughs and sneezes

Answer

Using hand sanitizer

Answer

Wearing a mask

Question 25

Which of the following is a defining characteristic of a pandemic?

Accepted Answer

Wide geographic spread

Answer

High fatality rate

Answer

Seasonal occurrence

Answer

Affects only vulnerable populations

Question 26

What is the most appropriate action to take if you suspect you have been exposed to a communicable disease?

Accepted Answer

Contact a healthcare provider promptly

Answer

Wait and see if symptoms develop

Answer

Self-treat with over-the-counter medications

Answer

Avoid contact with others until you feel better

Question 27

Which primary transmission mode allows the common cold to spread from one person to another?

Accepted Answer

Inhaling contaminated respiratory droplets

Answer

Direct contact with an infected individual

Answer

Consuming contaminated food or beverages

Answer

Touching surfaces contaminated with the virus

Question 28

Which of these is NOT an advantage of immunization?

Accepted Answer

Protects against all types of infectious diseases

Answer

Provides immunity against specific diseases

Answer

Reduces symptom severity if infected

Answer

Contributes to community immunity

Question 29

What term describes an individual who harbors a disease-causing organism without developing symptoms?

Accepted Answer

Carrier

Answer

Vector

Answer

Reservoir

Answer

Incubator

Question 30

Which of the following diseases is transmitted by a vector?

Accepted Answer

Malaria

Answer

Influenza

Answer

Tuberculosis

Answer

HIV/AIDS

Question 31

What is the name of the body's natural defense mechanism against infections?

Accepted Answer

Immune system

Answer

Respiratory system

Answer

Digestive system

Answer

Circulatory system

Question 32

In controlling an infectious disease outbreak, what is the initial essential step?

Accepted Answer

Identifying the outbreak's source

Answer

Enacting quarantine measures

Answer

Treating infected individuals

Answer

Educating the public on prevention

Question 33

Which of these actions is NOT recommended for preventing the spread of respiratory infections?

Accepted Answer

Sharing drinks and utensils

Answer

Covering coughs and sneezes

Answer

Washing hands regularly

Answer

Staying home while sick

Question 34

Which primary mode of transmission contributes to the spread of respiratory illnesses such as the common cold and influenza?

Accepted Answer

Inhalation of airborne droplets

Answer

Contact with contaminated surfaces

Answer

Ingestion of contaminated food

Answer

Blood transfusion

Question 35

Regarding viral infections, the use of antibiotics is considered:

Accepted Answer

Ineffective and strongly discouraged

Answer

Effective and highly recommended

Answer

Effective but only in extremely high doses

Answer

Ineffective but still commonly prescribed

Question 36

Which primary strategy is most effective in preventing the transmission of sexually transmitted infections (STIs)?

Accepted Answer

Abstinence or correct and consistent condom use

Answer

Frequent STI screenings and prompt treatment

Answer

Regular douching or use of antibiotics

Answer

Limiting the number of sexual partners

Question 37

A characteristic symptom associated with measles includes:

Accepted Answer

Red, itchy rash

Answer

High temperature and muscle aches

Answer

Persistent cough and runny nose

Answer

Frequent diarrhea and vomiting

Question 38

Which of the following is NOT a recognized mode of transmission for communicable diseases?

Accepted Answer

Telepathy

Answer

Vector-borne transmission

Answer

Direct contact

Answer

Airborne transmission

Question 39

Which type of vaccine confers long-lasting immunity to a disease by stimulating the body's own immune response?

Accepted Answer

Active immunity

Answer

Passive immunity

Answer

Natural immunity

Answer

Herd immunity

Question 40

Which of the following symptoms is commonly associated with a sexually transmitted infection (STI)?

Accepted Answer

Genital sores or discharge

Answer

Headache

Answer

Runny nose

Answer

Coughing

Question 41

What is the name of the disease caused by infection with the Zika virus?

Accepted Answer

Zika fever

Answer

Malaria

Answer

Yellow fever

Answer

Dengue fever

Question 42

Which of the following is a recommended practice for preventing foodborne illnesses?

Accepted Answer

Cooking meat to a safe internal temperature

Answer

Ignoring expiration dates

Answer

Using dirty utensils

Answer

Leaving perishable food out at room temperature for extended periods

Question 43

What is a primary responsibility of public health organizations in communicable disease prevention?

Accepted Answer

Monitoring and investigating disease outbreaks

Answer

Cleaning hospitals

Answer

Selling medications

Answer

Providing personal healthcare

Question 44

Which of the following is NOT a risk factor for contracting HIV?

Accepted Answer

Sharing a meal with an HIV-positive person

Answer

Using a contaminated needle or syringe

Answer

Unprotected sex with an HIV-positive person

Answer

Receiving blood from an infected person

Question 45

What is the name of the vaccine that protects against measles, mumps, and rubella?

Accepted Answer

MMR vaccine

Answer

Tdap vaccine

Answer

HPV vaccine

Question 46

Which of the following is a core principle of infection control in healthcare settings?

Accepted Answer

Standard precautions

Answer

Contact tracing

Answer

Patient isolation

Answer

Quarantine

Question 47

The primary mode of transmission for influenza is through:

Accepted Answer

Respiratory droplets from an infected person

Answer

Insect bites

Answer

Contact with contaminated surfaces

Answer

Ingestion of contaminated food

Question 48

To prevent the spread of Hepatitis A, the most effective measure is:

Accepted Answer

Vaccination and proper handwashing

Answer

Avoiding contact with infected individuals

Answer

Wearing gloves and masks

Answer

Quarantine of infected individuals

Question 49

Contact tracing in infectious disease control is primarily conducted to:

Accepted Answer

Identify and monitor individuals who may have been exposed to an infected person

Answer

Provide treatment to infected individuals

Answer

Quarantine infected individuals

Question 50

Vaccination primarily leads to:

Accepted Answer

Active immunity

Answer

Natural immunity

Answer

Innate immunity

Answer

Passive immunity

Question 51

The most common symptom of malaria is:

Accepted Answer

Fever

Answer

Nausea

Answer

Diarrhea

Answer

Headache

Question 52

Which of the following is an example of a vector-borne disease?

Accepted Answer

Dengue fever

Answer

Influenza

Answer

Strep throat

Answer

HIV

Question 53

The primary objective of public health surveillance systems is to:

Accepted Answer

Monitor the occurrence and spread of diseases within a population

Answer

Develop new vaccines and treatments for infectious diseases

Answer

Provide treatment to individuals diagnosed with infectious diseases