Phagocyte - Guides d'étude, Notes de cours & Résumés

MICR 270 TESTED QUESTIONS WITH ANSWERS REVISED & UPDATED!! Steps of innate TLR recognition - Answer-1) TLRs recognize PAMPs/DAMPs and initiate phagocytosis 2) Phagocyte presents pathogen on its cell surface through a complex called peptide:MHC complex (phagocyte is now an antigen-presenting cell) 3) Phagocyte stimulates production of costimulatory molecules, which increase strength of antigen-presenting process 4) T-cell binds to the peptide:MHC complex, which activates the T-cell Inflamm...

IMM EXAM TEST BANK 283 QUESTIONS WITH 100% CORRECT ANSWERS NEW UPDATE What are the three major phagocytic cells? - Answer- Neutrophils Monocytes/Macrophages Dendritic Cells If I'm wandering around the body, where might I find me some dendritic cells? - Answer- epithelial, skin, and lymph tissues What are some characteristics of M1 and M2 macrophages? - Answer- M1--inflammatory, destory microbes M2--anti-inflammatory/repair Explain the counter-regulatory relationship between TH1 ...

Which of the following is an example of a physical barrier? A. Antibacterial fatty acids B. Lysozymes in tears C. Epithelial cells D. Earwax C. Epithelial cells Epithelial cells form tight junctions that are a physical barrier to entry for organisms. Sebaceous glands in the skin secrete antibacterial and antifungal fatty acids. Earwax and lysozymes in tears are examples of biochemical secretions that trap potential disease-causing microorganisms. Which statement is true regarding the i...

A 4-month old baby was recently hospitalized with septicemia and now has a severe diaper rash. Which primary immunodeficiency disorder does the nurse suspect? Antibody deficiency: B-cell disorder Combine deficiency: T- and B- cell disorder Complement defect disorder Phagocyte defect disorder Correct Answer-Combined deficiency: T- and B- cell disorder A 10-month-old child is in the pediatric clinic for his eighth ear infection. Which assessment is most important for the nurse to p...

Exam 2: NURS611 / NURS 611 (Latest 2024 / 2025) Advanced Pathophysiology Exam Review | Complete Guide with Questions and Verified Answers | 100% Correct - Maryville Q: glaucoma Answer: leading cause of visual impairment and blindness; family history is a risk factor, can be inheritied Q: open angle Answer: most common type of glaucoma Q: purpose of the inflammatory process Answer: the inflammatory process is the body's second line of defense when epithelial barrier is damaged. It's purpose is ...

One of the most important advances in surgery arrived near the end of the nineteenth century. The British surgeon Joseph Lister hypothesized that using techniques to sterilize surgical tools and clean the skin at the site of the incision would reduce surgical site infections. Years later, Dr. Lister wrote this: "Nothing was formerly more striking in surgical experience than the difference in the behavior of injuries according to whether the skin was implicated or not. Thus, if the bones of ...

What is an agonist? Answer: Prime mover QUESTION What is an antagonist? Answer: Opposes action of the prime mover QUESTION What is a synergist? Answer: An "assistant" or "helper" muscle to the agonist QUESTION What is a fixator? Answer: Stabilizes muscles QUESTION What is the origin? Answer: Point of origin for a muscle with NO movement QUESTION What is the insertion Ans...

Microbiology Straighterline (Quizzes) ( Answered Studies by Emil von Behring and Shibasaburo Kitasato demonstrated that inactivated toxins can induce the synthesis of antitoxins in the blood of rabbits. These antitoxins (antibodies) are the basis of... a. humoral immunity b. cell-mediated immunity c. antibiotic immunity d. phagocyte-mediated immunity - ANS a. humoral immunity Who of the following first discovered that some blood leukocytes could engulf disease-causing bacteria...

Which cells are tissue resident sentinel cells - mast cell, macrophage, dendritic cell Which 2 cells are circulating blood cells that will enter tissue in response to inflammation? - Neutrophils, Monocytes Mast cell - Cells that release chemicals (such as histamine) that promote inflammation. Neutrophil - Most abundant leukocyte, increase due to bacterial infection, burns, and stress. Phagocyte that rapidly dies after ingesting microbe. Macrophages - Phagocyte that cleans up apoptotic cell...

AQA AS LEVEL BIOLOGY EXAM | QUESTIONS & 100% CORRECT ANSWERS (VERIFIED) | LATEST UPDATE | GRADEA+ What are the three ways a pathogen can damage hosts cells? Correct Answer: 1) rupturing them to release nutrients inside them 2) breaking down nutrients inside the cell for their own use. This starves and eventually kills the cell. 3) replicating inside the cells and bursting them when they're released What are the two ways pathogens cause disease? Correct Answer: 1) production of toxi...