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OST 575 Exam 2.9: Immuno Questions And Answers
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OST 575 Exam 2.9: Immuno Questions And AnswersWhich of the following produce Defensins (antimicrobial peptide)?
a. Epithelial Cells
b. Goblet Cells
c. Paneth Cells
d. M-Cells
c. Paneth Cells
What type of Immunity does the GI Tract primarily use?
Barrier Immunity
What are some unique features of the immune system of the GI Tract?
1. Tolereance of food/microbiota
2. Huge surface area
What are the unique anatomical structures of the GI Tract Immune System?
1. Tonsils
2. Peyer's Patches
3. Lamina Propria Follicles
________________ express PAMP Receptors that detect specific features (LPS, Flegellin,
DNA/RNA, Peptidoglycan) of on the surface of Pathogens
a. Epithelial Cells
b. Goblet Cells
, c. Paneth Cells
d. M-Cells
a. Epithelial Cells
PAMP Receptors are also called _________________
Pattern Recognition Receptors (PRR)
What are the two types of PAMP Receptors?
1. Toll-like Receptor (TLR)
2. NOD-like Receptor (NLR)
Epithelial Cells of the GI Tract are connected via ___________________
Tight Junctions
Which of the following is caused by a defect in the NOD2 Receptor?
a. Celiac Disease
b. Crohn's Disease
c. Ulcerative Colitis
d. Lactase Deficiency
b. Crohn's Disease
Which of the following produce Mucin?
a. Epithelial Cells
b. Goblet Cells
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