Cd40 Samenvattingen, Aantekeningen en Examens

Test Bank for Pathophysiology 9th Edition Mccance 2023 ANS: A B-cell function is altered with age as shown by decreases in specific antibody production in response to antigenic challenge, with concomitant increases in circulating immune complexes and in circulating autoantibodies (antibodies against self-antigens). Aging does not play a role in either decreasing T cells circulation or increasing helper T cells production. PTS: 1 DIF: Cognitive Level: Remembering 25....

11) Group 1 ILCs are typically activated in response to infections caused by which of the following? -Extracellular Bacteria -Viruses -Helminths -Fungi -None of the above - Answer- Viruses 11) Group 2 ILCs are typically activated in response to infections caused by which of the following? -Extracellular Bacteria -Viruses -Helminths -Fungi -None of the above - Answer- Helminths 11) Why are neutrophil transfusions rarely used in treatment of Severe Combined Neutropenia (SCN)? -It...

Immunology Exam 3 - Questions and Answers Patients with the disease X-linked lymphoproliferative syndrome (XLP) lack expression of the small adapter protein SAP, which associates with receptors of the SLAM family. One characteristic of this disease is an inability of cytotoxic T cells to control infections with a virus, Epstein-Barr virus (EBV), that replicates in B cells. This defect in control of EBV results from: A. A defect in antibody responses to EBV due to impaired T cell help for B cell...

Four types of hypersensitivity reactions: correct answers - Type I-III are due to antibodies and are called immediate hypersensitivity reactions -Type IV is an over-reactive CMI response and can be called delayed-type hypersensitivity Immunodeficiencies correct answers when the immune system is weakened leaving the individual prone to infections Autoimmune disorders correct answers when the immune system does not recognize a self antigen and attacks self cells Immunoproliferative disea...

HSC 4504 Final Exam PH Immunology 2024 Actual 50 Questions and Answers Solved/Verified 100% Which of the following is TRUE about innate immunity? Innate immunity improves with successive exposures to the same pathogen or antigen. Innate immunity employs B and T lymphocytes to generate a response. Innate immunity employs phagocytes and natural killer cells to generate a response. Innate immunity is specific for any given pathogen or antigen. Innate immunity has a stronger second...

ALL NBME review Questions Answered 100% correct 2023 TRYPTASE MAST CELL TRYPSIN PANCREAS Tryptase Mast Cell Specific marker mast cell activation type 1 hypersensitvity uriticaria angioedema visceral edema hypotension Length Constant = Myelination Demylination in MS Decreases Length Constant A-Delta Fibers thin myelinated fibers Thin Myelinated Nerve Fibers Detect Temperature + Nociceptive GTO 1B extrafusal fibers Series Connection Increase Tension transmit via...

MMSC 360 Exam 2- Questions & Answers (100% Correct) MMSC 360 Exam 2- Questions & Answers (100% Correct) Four types of hypersensitivity reactions: - ANSWER - - Type I-III are due to antibodies and are called immediate hypersensitivity reactions -Type IV is an over-reactive CMI response and can be called delayed-type hypersensitivity Immunodeficiencies - ANSWER - when the immune system is weakened leaving the individual prone to infections Autoimmune disorders - ANSWER - when the immune...

Case Study Scenario A 35-year-old woman presents to the primary care office with a history of nasal congestion that has worsened over time and recurrent sinus infections. She considered herself healthy until about 12 months ago when she began experiencing rhinorrhea, sneezing, and nasal stuffiness that "seems to never go away". She noticed that her rhinorrhea greatly improved when she attended her family reunion on a two-week Caribbean cruise but returned after being home a few days. She l...

Which of the following is NOT TRUE about NK cells? a. Possess cytoplasmic granules containing perforin and granzymes. b. NK cells are involved in the early response to infection with certain viruses and intracellular bacteria and can kill tumor cells. c. NK cells are lymphoid cells. d. Similar to T and B cells, activated NK cells proliferate and differentiate into separate effector cells in order to function. e. Make up 10-15% of human peripheral blood cells. - d. Similar to T and B cells...

11) Group 1 ILCs are typically activated in response to infections caused by which of the following? -Extracellular Bacteria -Viruses -Helminths -Fungi -None of the above Correct Answer: Viruses 11) Group 2 ILCs are typically activated in response to infections caused by which of the following? -Extracellular Bacteria -Viruses -Helminths -Fungi -None of the above Correct Answer: Helminths 11) Why are neutrophil transfusions rarely used in treatment of Severe Combined Neutropeni...