Chapter-wise MCQs on Communicable Diseases
MCQs on Measles
1. A 4-year-old child presents with high fever, cough, coryza, and conjunctivitis. Two days later, a maculopapular rash appears, starting at the hairline and spreading downward. What is the most likely diagnosis?
A. Rubella
B. Scarlet fever
C. Roseola
D. Measles
Answer: D. Measles
2. Which of the following is a pathognomonic sign of Measles?
A. Koplik spots
B. Forchheimer spots
C. Strawberry tongue
D. Slapped cheek appearance
Answer: A. Koplik spots
3. Measles is most contagious during which of the following periods?
A. 1 week before the rash appears
B. When the rash begins to spread
C. During the cough and coryza phase
D. 1 week after the rash has resolved
Answer: B. When the rash begins to spread
4. Which of the following is the most common complication of Measles?
A. Encephalitis
B. Pneumonia
C. Subacute sclerosing panencephalitis (SSPE)
D. Otitis media
Answer: D. Otitis media
5. The incubation period of the Measles virus is typically:
A. 2-4 days
B. 7-10 days
C. 10-14 days
D. 15-21 days
Answer: C. 10-14 days
6. Which of the following vitamin supplements has been shown to reduce the morbidity and mortality associated with Measles?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin E
Answer: A. Vitamin A
7. In which of the following populations is the risk of severe complications from Measles the highest?
A. Adolescents
B. Young adults
C. Infants and young children
D. Elderly individuals
Answer: C. Infants and young children
8: Which of the following is the primary mode of transmission for the Measles virus?
A. Fecal-oral route
B. Blood-borne
C. Airborne droplets
D. Vector-borne
Answer: C. Airborne droplets
9. Which of the following is the most effective method for preventing Measles outbreaks?
A. Isolation of infected individuals
B. Routine hand washing
C. Administration of the MMR vaccine
D. Use of antiviral medications
Answer: C. Administration of the MMR vaccine
10. Subacute sclerosing panencephalitis (SSPE) is a rare but serious complication of Measles. It typically presents:
A. Within weeks of the initial Measles infection
B. 6 months after infection
C. 2-10 years after infection
D. At any time after infection
Answer: C. 2-10 years after infection
11. Which disease is known for the characteristic "Koplik's spots" appearing inside the mouth before the rash?
A. Chickenpox
B. Rubella
C. Measles
D. Mumps
Answer: C. Measles
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MCQs on Mumps
1. Mumps is caused by which type of virus?
A. Bacterium
B. RNA virus
C. DNA virus
D. Fungi
Answer: B. RNA virus
2. Which of the following is the most characteristic symptom of mumps?
A. Rash
B. Parotitis (swelling of the salivary glands)
C. Cough
D. Diarrhea
Answer: B. Parotitis (swelling of the salivary glands)
3. How is the mumps virus primarily transmitted?
A. Blood transfusion
B. Direct contact with an infected person
C. Airborne droplets
D. Contaminated food or water
Answer: C. Airborne droplets
4. Which of the following complications can arise from mumps?
A. Meningitis
B. Orchitis (inflammation of the testicles)
C. Deafness
D. All of the above
Answer: D. All of the above
5. What is the usual incubation period for mumps?
A. 1-2 days
B. 4-7 days
C. 12-25 days
D. 30-40 days
Answer: C. 12-25 days
6. The mumps vaccine is typically given as part of which combined vaccine?
A. DTP (Diphtheria, Tetanus, Pertussis)
B. MMR (Measles, Mumps, Rubella)
C. Hib (Haemophilus influenzae type B)
D. IPV (Inactivated Polio Vaccine)
Answer: B. MMR (Measles, Mumps, Rubella)
7. Which age group is most commonly vaccinated against mumps?
A. Infants and young children
B. Teenagers
C. Adults
D. Elderly
Answer: A. Infants and young children
8. Which of the following is NOT a common symptom of mumps?
A. Fever
B. Headache
C. Joint pain
D. Skin ulcers
Answer: D. Skin ulcers
9. In males, mumps can lead to inflammation of which of the following organs?
A. Lungs
B. Testicles
C. Liver
D. Kidneys
Answer: B. Testicles (Orchitis)
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MCQs on Chickenpox
1. A 7-year-old child presents with a pruritic vesicular rash that started on the face and spread to the trunk and extremities. The mother mentions that the child had a mild fever before the rash appeared. What is the most likely diagnosis?
A. Measles
B. Rubella
C. Chickenpox
D. Hand, Foot, and Mouth Disease
Answer: C. Chickenpox
2. Which of the following is the most common complication of Chickenpox in immunocompetent children?
A. Pneumonia
B. Encephalitis
C. Secondary bacterial infection
D. Hepatitis
Answer: C. Secondary bacterial infection
3. Which of the following antiviral drugs is most commonly used to treat Chickenpox in immunocompromised patients?
A. Acyclovir
B. Oseltamivir
C. Ganciclovir
D. Amantadine
Answer: A. Acyclovir
4. A pregnant woman in her third trimester contracts Chickenpox. Which of the following is the most appropriate management for her newborn?
A. Administer Varicella-Zoster Immune Globulin (VZIG)
B. Administer live attenuated varicella vaccine
C. Administer high-dose Acyclovir
D. No specific management is required
Answer: A. Administer Varicella-Zoster Immune Globulin (VZIG)
5. What is the incubation period of the Varicella-Zoster Virus (VZV)?
A. 2-3 days
B. 4-5 days
C. 14-21 days
D. 30-45 days
Answer: C. 14-21 days
6. Which of the following is NOT a typical characteristic of Chickenpox rash?
A. Starts as macules, progresses to papules, vesicles, and then crusts
B. Appears in crops with lesions at different stages of development
C. Involves palms and soles
D. Usually spares the mucous membranes
Answer: C. Involves palms and soles
7. What is the most effective method for preventing Chickenpox?
A. Regular hand washing
B. Avoiding contact with infected individuals
C. Vaccination with the live attenuated varicella vaccine
D. Prophylactic antiviral medication
Answer: C. Vaccination with the live attenuated varicella vaccine
8. Which of the following is the most likely cause of a Chickenpox outbreak in a population with high vaccination coverage?
A. Vaccine-derived virus
B. Mutation in the wild-type virus
C. Waning immunity over time
D. Co-infection with another virus
Answer: C. Waning immunity over time
9. In which stage of pregnancy is maternal Chickenpox infection most likely to cause congenital varicella syndrome?
A. First trimester
B. Second trimester
C. Third trimester
D. Peri partum period
Answer: A. First trimester
10. Which of the following statements about post-exposure prophylaxis for Chickenpox is TRUE?
A. It should be given within 96 hours of exposure
B. It is only effective in immunocompromised individuals
C. The varicella vaccine is contraindicated after exposure
D. Antiviral therapy is preferred over immunoglobulin therapy
Answer: A. It should be given within 96 hours of exposure
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MCQs on Poliomyelitis
1. Poliomyelitis is caused by which type of virus?
A. DNA virus
B. RNA virus
C. Bacterium
D. Fungi
Answer: B. RNA virus
2. Which of the following is the most common mode of transmission for the poliovirus?
A. Airborne
B. Direct contact with an infected person
C. Fecal-oral route
D. Blood transfusion
Answer: C. Fecal-oral route
3. Which type of vaccine is used for preventing poliomyelitis?
A. Live attenuated vaccine
B. Killed (inactivated) vaccine
C. Both 'A' and 'B'
D. Toxoid vaccine
Answer: Both 'A' and 'B': A. Live attenuated vaccine (Oral Polio Vaccine - OPV) and B. Killed (inactivated) vaccine (Inactivated Polio Vaccine - IPV)
4. Which of the following complications can arise from poliomyelitis?
A. Paralysis
B. Meningitis
C. Respiratory failure
D. All of the above
Answer: D. All of the above
5. What part of the body is primarily affected by poliomyelitis?
A. Respiratory system
B. Central nervous system
C. Digestive system
D. Cardiovascular system
Answer: B. Central nervous system
6. Which age group is most commonly affected by poliomyelitis?
A. Infants and young children
B. Teenagers
C. Adults
D. Elderly
Answer: A. Infants and young children
7. Which of the following is NOT a symptom of poliomyelitis?
A. Fever
B. Headache
C. Joint swelling
D. Muscle weakness
Answer: C. Joint swelling
8. The global effort to eradicate polio is led by which organization?
A. World Health Organization (WHO)
B. Centers for Disease Control and Prevention (CDC)
C. United Nations International Children's Emergency Fund (UNICEF)
D. All of the above
Answer: D. All of the above
9. Which of the following is true about the Inactivated Polio Vaccine (IPV)?
A. It is given orally
B. It is given via injection
C. It can cause vaccine-associated paralytic poliomyelitis (VAPP)
D. It is less effective than the Oral Polio Vaccine (OPV)
Answer: B. It is given via injection
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MCQs on Enteric Fever (Typhoid Fever)
1. Enteric fever is primarily caused by which bacteria?
A. Escherichia coli
B. Salmonella typhi
C. Staphylococcus aureus
D. Streptococcus pneumoniae
Answer: B. Salmonella typhi
2. What is the most common route of transmission for enteric fever?
A. Airborne transmission
B. Fecal-oral route
C. Direct skin contact
D. Blood transfusion
Answer: B. Fecal-oral route
3. Which of the following symptoms is most characteristic of enteric fever?
A. High fever
B. Rash
C. Joint pain
D. Diarrhea
Answer: A. High fever
4. Which organ is primarily affected by enteric fever?
A. Lungs
B. Liver
C. Intestines
D. Kidneys
Answer: C. Intestines
5. Which of the following tests is commonly used to diagnose enteric fever?
A. Widal test
B. ELISA
C. MRI
D. PCR
Answer: A. Widal test
6. Which of the following complications is associated with untreated enteric fever?
A. Intestinal perforation
B. Respiratory failure
C. Cardiac arrest
D. Skin necrosis
Answer: A. Intestinal perforation
7. The most effective way to prevent enteric fever is by:
A. Taking antibiotics
B. Avoiding raw food
C. Vaccination and proper sanitation
D. Regular exercise
Answer: C. Vaccination and proper sanitation
8. Which of the following antibiotics is commonly used to treat enteric fever?
A. Amoxicillin
B. Ciprofloxacin
C. Penicillin
D. Tetracycline
Answer: B. Ciprofloxacin
9. Which age group is most at risk for enteric fever in endemic areas?
A. Infants and young children
B. Teenagers
C. Adults
D. Elderly
Answer: A. Infants and young children
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Other Communicable Diseases
1. Diseases that spread from one person to another are called:
A. Communicable diseases
B. Degenerative diseases
C. Non-communicable diseases
D. None of the above
Answer: A. Communicable diseases
2. Which of the following diseases is caused by various pathogenic microorganisms?
A. Deficiency diseases
B. Hereditary diseases
C. Infectious diseases
D. Degenerative diseases
Answer: C. Infectious diseases
3. Which of the following diseases is caused by a virus?
A. Tuberculosis
B. Malaria
C. Influenza
D. Tetanus
Answer: C. Influenza
4. Which of the following is the most common mode of transmission for 'Hepatitis B'?
A. Airborne droplets
B. Contaminated food and water
C. Blood and bodily fluids
D. Mosquito bites
Answer: C. Blood and bodily fluids
5. What is the primary vector for the transmission of malaria?
A. Aedes mosquito
B. Culex mosquito
C. Anopheles mosquito
D. Tsetse fly
Answer: C. Anopheles mosquito
6. Which of the following diseases is preventable by vaccination?
A. HIV/AIDS
B. Rabies
C. Common cold
D. Dengue fever
Answer: B. Rabies
7. Which of the following statements about tuberculosis (TB) is true?
A. TB is caused by a virus
B. TB primarily affects the liver
C. TB is spread through airborne particles
D. TB is not curable
Answer: C. TB is spread through airborne particles
8. Which disease is characterized by a bull's eye-shaped rash at the site of a tick bite?
A. Lyme disease
B. Rocky Mountain spotted fever
C. Dengue fever
D. Typhus
Answer: A. Lyme disease
9. Which of the following diseases is NOT spread by mosquitoes?
A. Zika virus
B. Yellow fever
C. Cholera
D. West Nile virus
Answer: C. Cholera
10. Which of the following is the most effective method to prevent the spread of communicable diseases in a healthcare setting?
A. Regular hand washing
B. Wearing a surgical mask
C. Using antibiotics
D. Taking antiviral medications
Answer: A. Regular hand washing
11. Which of the following communicable diseases is associated with a "whooping" sound during coughing fits?
A. Diphtheria
B. Pertussis (Whooping cough)
C. Scarlet fever
D. Mumps
Answer: B. Pertussis (Whooping cough)
12. which part of our body will be impacted if a person is infected by Japanese encephalitis?
A. Nervous and immune system
B. Central Nervous System
C. Kidney, bones, lungs
D. Membrane around the brain
Answer: B Central Nervous System
13. Which of the following animals is the most common reservoir for the rabies virus worldwide?
A. Rats
B. Dogs
C. Birds
D. Snakes
Answer: B. Dogs
14. What is the primary symptom of rabies in humans before the onset of severe neurological symptoms?
A. High fever
B. Pain or tingling at the bite site
C. Severe diarrhoea
D. Skin rash
Answer: B. Pain or tingling at the bite site
Bhuwan Joshi
2024-08-15 03:17:31
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