Question: A(n) ______ pyrogen is a molecule from a pathogen that triggers fever.
Answer: exogenous
Question: ______ are walled-off pockets of infected tissue surrounded by leukocytes in the lung tissue.
Answer: Granulomas/tubercles
Question: ______ are proteins that remain after phagocytosis of a pathogen and are presented on the surface of phagocytic cells to stimulate the adaptive immune response.
Answer: Antigens
Question: ______ is a disease characterized by chronic edema due to blockage of the lymphatic system.
Answer: Elephantiasis (lymphatic filariasis)
Question: ______ is the term for the muscular contractions of the digestive tract.
Answer: Peristalsis
Question: ______ is an acute-phase protein involved in the formation of blood clots that trap pathogens.
Answer: Fibrinogen
Question: ______ is the migration of leukocytes from blood vessels to tissues where pathogens are located.
Answer: Diapedesis
Question: The ______ of urine inhibits the growth of many microbes and potential pathogens in the urinary tract.
Answer: acidity (or lower pH)
Question: ______ is when the pathogen is coated to allow it to be phagocytosed by a macrophage.
Answer: Opsonization
Question: Determine whether each feature listed below is a physical, chemical, or cellular aspect of the innate immune system.
Answer Choices:
A. lymphocyte – iii. cellular
B. lysozyme – ii. chemical
C. eyelashes – i. physical
Answer: A: iii. cellular B: ii. chemical C: i. physical