30 Questions
What is the study of the structure and function of the immune system called?
Immunology
Which of the following best describes immunity?
Resistance of a host to pathogens and their toxic effects
Why can viruses not be 'killed' with antibiotics?
Viruses are non-living particles that hijack host cells for reproduction
What is the primary function of antibiotics in fighting infections?
Target key processes in bacteria to kill them
Which statement is true about the immune response?
It is a coordinated response mediated by cells and molecules of the immune system
What is the role of the immune system in homeostasis?
Destruction of abnormal or dead cells
What type of immunity relies on genetic events and cellular growth?
Adaptive immunity
Which type of immune response involves T-lymphocytes eliminating intracellular microbes?
Cell-mediated immune response
What kind of immunity exhibits anamnestic memory upon repeated exposure?
Adaptive immunity
Who discovered that cowpox vaccination protected against smallpox?
Edward Jenner
In which century was the use of dried crusts of smallpox as a preventive measure noted by Chinese and Turks?
15th century
What did Edward Jenner intentionally infect the boy with after the cowpox inoculation?
Smallpox
What type of immunity relies on mechanisms that adapt after infection?
Acquired (adaptive) immunity
Which cells are part of the Innate Immune Response?
Natural killer cells
What is a characteristic of Innate immunity?
Has no memory
Which is a component of Humoral mechanisms in the immune system?
Complement
What cells are involved in the innate immune response as part of the First line of defense?
Eosinophils
Which type of immunity relies on already formed components and has no memory?
Innate immunity
What is the role of mucus in the respiratory tract?
Contains enzymes that destroy bacterial cell walls
How do sweat and oils contribute to the body's defense mechanism?
Contain anti-microbial chemicals
What is the function of phagocytes in the immune system?
Seek and destroy invaders
How does inflammation contribute to the body's defense against pathogens?
Collects fluids to dilute toxins and kill microbes
Which of the following is a function of cilia in the respiratory tract?
Move mucus out of the lungs
How does fever aid in the body's defense mechanism?
Destroys various types of microbes
What did Karl Landsteiner discover in 1901 that made blood transfusions safer?
Mixing blood from two individuals can lead to blood clumping
Which statement best describes the discovery made by Von Behring and Kitasato in 1890?
They found that serum from immunized animals could confer immunity to unimmunized animals
Which of the following is NOT a component of the integrated body system involved in maintaining health through the immune system?
Antibiotics and antiviral medications
What did Ellie Metchnikoff contribute to the understanding of the immune system?
He demonstrated the role of phagocytes in immunity
According to modern theory, what happens when the immune system is malfunctioning?
Disharmony occurs, leading to illness
What significant observation was made about blood transfusions before Karl Landsteiner's discovery?
Experiments with blood transfusions were carried out for hundreds of years without success
Learn about the basics of immunology, including the study of protection from foreign macromolecules and the immune system's responses to invading organisms. Explore definitions related to immunity, the immune system, immunity, and immune response.
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