Chapter 11 Flashcards
(20 cards)
Non specific defense
A widespread defense that works to fight many pathogens without prior exposure
Specific immunity
A defense that requieres prior exposure to a pathogen so the system can recognize the pathogen fight the pathogen and remember the pathogen
What pathogen is NOT cellular therefore it does not have a cellular structure?
Viruses
Where are protective epithelial surfaces found?
All external and internal surfaces of the body
What is false regarding normal flora?
Normal flora frequently cause disease
Which of these cells is capable of phagocytosis?
Dendritic cells
Which of these chemicals aids in inducing apoptosis in a virally infected cell?
Granzyme
Which of these cell types is capable of producing cytotoxic chemicals against multicellular parasite?
Eosinophils
Which of the following is largely responsible for swelling during inflammation?
Histamine
Vasodilation and capillary permeability might be helpful in an immune reaction because?
They allow immune cells to exit the blood and fight bacteria in the tissues
Which of the following statements about lymph and lymph vessels is true?
Lymph returns to the cardiovascular system through a network of open lymph, capillaries and vessels, the drained tissues of lymph
What type of T cell is affected by HIV?
T helper cells
T cells migrate from the red bone marrow to what organ to mature?
Thymus
Which cell type destroys bacteria fights against transplanted, tissues, attack cells, infected by viruses and destroys cancer cells?
Natural killer cells
What is the function of Peyers patches?
Fight any bacteria, moving into the small intestine from the colon
Which duct drains lymph from the head, the right arm, and the right side of the thorax?
Right lymphatic duct
Where do the thoracic and right lymphatic ducts deliver lymph?
Subclavian vein
Lymph is similar to what other bodily fluid?
Plasma
What lymphoid tissue is scattered is scattered throughout the mucous membranes lining tracts to the outside environment?
MALT
What type of T cells directly kill cells infected by viruses and cancer cells in specific immunity?
T Cytotoxic cells
