문제 1선택형How does the measles virus initially enter the human body?Through the earsThrough the nose, mouth, or eyesThrough the skinThrough the bloodstream
문제 2선택형Which cells are the first line of defense that measles virus is particularly good at infecting?Natural killer cellsB cellsMacrophagesDendritic cells
문제 3선택형What role do dendritic cells play in the immune response to measles?They produce antibodiesThey patrol the body and check for infectionsThey collect samples of intruders and activate other immune cellsThey directly kill infected cells
문제 4선택형Why is measles particularly dangerous in the early stages of infection?It produces a strong allergic reactionIt causes immediate high feverIt uses dendritic cells as a Trojan horse to spreadIt immediately attacks the brain
문제 5선택형What is the most common way people die from measles?Brain infectionHeart failurePneumoniaLiver failure
문제 6선택형What are the typical symptoms of measles?Mild fever and coughHigh fever, headache, and rashStomach ache and diarrheaMuscle pain and fatigue
문제 7선택형How long does it usually take for the body's immune system to overcome a measles infection?1 week2-3 weeks1 month2-3 months
문제 8선택형What happens to the immune system after successfully fighting off measles?It becomes stronger immediatelyIt remains weakened and vulnerable to other diseasesIt becomes immune to all virusesIt develops a permanent fever
문제 9선택형Why is it important for people who can be vaccinated to get the measles vaccine?To strengthen their own immune system naturallyTo protect themselves and others who cannot be vaccinatedBecause it provides lifelong immunityBecause it's required by law
문제 11선택형What percentage of the global population was vaccinated against measles as of 2014?50%60%84%90%
문제 12선택형Which cells in the immune system produce antibodies to fight measles?T cellsNatural killer cellsPlasma cellsMacrophages
문제 14선택형Which organ systems are affected by the measles virus?Only the lungsLungs, liver, and intestinesLungs, liver, intestines, and brainLungs, liver, heart, and kidneys
문제 15선택형What long-term effect can measles have if it infects the brain?Permanent immunityChronic coughLong-term brain damage or deathIncreased intelligence
문제 16선택형Which cells are responsible for killing infected cells in the body during a measles infection?B cellsNatural killer cellsMacrophagesKiller T cells
문제 17선택형How does the body achieve immunity to measles after an infection?By producing new macrophagesBy generating memory cellsBy increasing white blood cell countBy reducing viral load
문제 18선택형What is a common misconception about natural immunity and measles?It strengthens the immune systemIt's more natural than vaccinationIt has long-term benefitsAll of the above
문제 19선택형Why is it essential to eradicate the measles virus?To reduce healthcare costsTo prevent widespread outbreaksTo protect future generationsAll of the above