BIOL 1050H Lecture Notes - Lecture 8: Malnutrition, Macrophage
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Vaccinations require that humans have which type of immune system?
innate immune system | ||
adaptive immune system | ||
all of the above |
10 points
QUESTION 2
Which of the following are examples of antigens?
one of a group of proteins found in the blood that leads to the clumping of foreign blood cells | ||
proteins embedded in the membranes of T cells | ||
foreign molecules that trigger antibody production | ||
proteins that trigger the end of the inflammatory response |
10 points
QUESTION 3
Vaccines prevent disease by_______________
stimulating the production of antibodies | ||
allowing more leukocytes to attack a pathogen | ||
weakening or killing a virus | ||
providing primary pathogen defence |
10 points
QUESTION 4
Mast cells __________
Attack pathogens using phagocytosis | ||
Constrict blood flow around an open wound | ||
direct leukocyte activity | ||
Build the sails on a ship |
10 points
QUESTION 5
Which of the following is true about allergies?
Allergens are typically safe substances that are damaging to certain individuals who lack the appropriate antibodies | ||
You can't get allergies if you are exposed to common allergens at a young age | ||
Antibodies are not produced in response to pollen in someone with seasonal allergies | ||
Immune responses occur in response to a non-damaging substance in the body because the body thinks the substance is a pathogen |