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A&P 2 EXAM 2 question and answer - UTA POLLOCK (IMMUNE, RESPIRATORY, DIGESTIVE, NUTRITION
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A&P 2 EXAM 2 question and answer - UTA POLLOCK (IMMUNE, RESPIRATORY, DIGESTIVE, NUTRITION
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A&P 2 EXAM 2 question and answer -UTA POLLOCK (IMMUNE,
RESPIRATORY, DIGESTIVE, NUTRITION
primary immune organs - correct answer ✅Bone
marrow - Immune cell production, B cell maturation
Thymus - T cell maturation
Secondary immune - correct answer ✅•Sites where
most immune responses occur.
•Nodes = focus on lymph
•Spleen = focus on blood
•Tonsils = focus on respiratory tract & pharynx
Appendix & Peyer's Patches = focus on GI tract
Neutrophils - correct answer ✅•Phagocytosis.
•Respond quickest to bacterial infection.
Eosinophils - correct answer ✅•Attack endoparasites.
Contribute to allergic reactions
basophils - correct answer ✅•Release pro-
inflammatory chemicals.
•Contribute to allergic reactions.
,A&P 2 EXAM 2 question and answer -
UTA POLLOCK (IMMUNE,
RESPIRATORY, DIGESTIVE, NUTRITION
monocytes - correct answer ✅•Differentiate into
macrophages.
•Can be wandering or fixed.
Lymphocytes - correct answer ✅•B cells, T cells,
memory T & B cells
•B = antibodies
•T = helper, regulatory, cytotoxic
Mast cells - correct answer ✅•Release pro-
inflammatory chemicals.
•Contribute to allergic reactions.
dendritic cells - correct answer ✅antigen-presenting
cells
natural killer cells (NK cells) - correct answer ✅play an
important role in the killing of cancer cells and cells
infected by viruses
,A&P 2 EXAM 2 question and answer -
UTA POLLOCK (IMMUNE,
RESPIRATORY, DIGESTIVE, NUTRITION
innate immunity - correct answer ✅•Non-specific
•Immediate response (1st and 2nd lines)
•No immunological memory
-first and second line of defense to stop pathogens
adaptive immunity - correct answer ✅•Antigen-specific
•Lag time from exposure to response (3rd line)
•Immunological memory after exposure
•Systemic response
surface barriers - correct answer ✅•Skin
•Mucous Membranes
•Hairs and Cilia
•Secretions
internal barriers - correct answer ✅•Antimicrobial
substances
•Granulocytes
•Macrophages
•NK Cells
, A&P 2 EXAM 2 question and answer -
UTA POLLOCK (IMMUNE,
RESPIRATORY, DIGESTIVE, NUTRITION
•Inflammation
•Fever
cell-mediated immunity - correct answer ✅•Cytotoxic T
Cells
•Immunity to intracellular bacteria, viruses, fungi, and
protozoa
humoral immunity - correct answer ✅•B Cells/Plasma
Cells
•Immunity to extracellular bacteria, viruses, and toxins
toll like receptors (TLRs) - correct answer ✅most
INNATE cells utilize these and they identify/bind tightly to
PAMPs
Pathogen-associated molecular patterns (PAMPs) -
correct answer ✅help the innate immune system
recognize pathogens and bind to TLRs
How many TLR types - correct answer ✅11
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