Hla antigens Study guides, Class notes & Summaries

BMTCN TEST A LATEST 2024 ACTUAL QUESTIONS AND ANSWERS ALREADY GRADED A+ Immunoglobulins are secreted by which type of cell? A. B-lymphocyte B. Megakaryocyte C. T-lymphocyte D. Natural killer A. B-lymphocyte B lymphocytes synthesize and secrete immunoglobulins. Which portion of the immunoglobulin activates the complement pathway? A. MHC Class I B. Fab C. Fc D. MHC Class II C. Fc The Fc region activates the complement pathway. Which of the following is a class II HLA a...

1. DR antigens are found in which of the following systems? - HLA system 2. Which one of the stains below is used to detect separated nucleic acids - SyBr Green 3. Minimum inhibitory concentration (MIC) susceptibility tests should be performed against other beta lactam antibiotics on important S. pneumoniae isolates from blood cultures and other sterile body fluids when a MIC for penicillin is performed? - False 4. If you notice something in your laboratory that is a potentially hazardous s...

BMTCN TEST A LATEST 2024 ACTUAL QUESTIONS AND ANSWERS ALREADY GRADED A+ Immunoglobulins are secreted by which type of cell? A. B-lymphocyte B. Megakaryocyte C. T-lymphocyte D. Natural killer Ans- A. B-lymphocyte B lymphocytes synthesize and secrete immunoglobulins. Which portion of the immunoglobulin activates the complement pathway? A. MHC Class I B. Fab C. Fc D. MHC Class II Ans- C. Fc The Fc region activates the complement pathway. Which of the following is a ...

MT AAB Immunology Which of the following is not an external defense mechanism of natural immunity that provides the human body with a defense against invading microorganisms? - ANSWER Bursa of Fabricius All of the following are external defense mechanisms of natural immunity that provides the human body with a defense against invading microorganisms - ANSWER Skin, mucus, and body fluids Having an elevated temperature during an infection is an example of what type of immunity? - ANSW...

SBB test prep - Clinical Immunohematology and Transfusion Question and answers 2023/2024 verified to passdegree of matching for HLA-matched platelets - correct answer Match Grade A: All four antigens identical Match Grade B1U: Only three antigens detected in donor, all present in recipient Match Grade B2U: Only two antigens detected in donor, both present in recipient Match Grade B1X: Three donor antigens identical to recipient, fourth antigen crossreactive with recipient Match Grade B2X: Tw...

MHC restriction correct answers selection of T cells that react with MHC antigens that are produced by and found on host (self) cells and causing their death by apoptosis -occurs because functional T cells need to be able to recognize both foreign AND self MHC antigens cytokines correct answers soluble mediators that bind to receptors on target cells to cause hormone like actions and alter the activity of target cells interleukins (IL) correct answers cytokines that are released by WBCs t...

Types of SCT (3) -Allogeneic -Syngeneic -Autologous Stem Cell Sources (3) -Peripheral Blood (PBSCT) -Bone Marrow -Umbilical Cord (UCB) Specific Types of Allogeneic Transplant (6) -Syngeneic -Matched sibling/related -Mismatch related -Matched unrelated -Mismatched unrelated -Umbilical cord Syngeneic (source, advantages, disadvantages) -Identical twin -No need for immunosuppression, disease free source -No graft vs tumor effect Allogeneic (source, advan...

Elevated Serum Creatine Kinase Is Associated with What Conditions? - ANS CK Is Associated with Cardiac, Muscles, & Brain Tissue. Elevated CK can be seen in Strokes, Vigorous Exercise, and Muscular Dystrophy What Should Be Done if Both Forward and Reverse ABO Results are NEGATIVE? - ANS Incubate at Room Temperature or 4oC to Enhance Weak Expression Parameters to define the presence of metabolic syndrome. - ANS 1.) Waist Line Over: 35 in Women, and 40 in Men 2.) Triglyceride Level over 1...

Malpractice Misconduct or lack of skill by a health-care professional that results in injury to the patient What is a delta check Comparison of a patient's current resultswith previous result What are the three blood vessels arteries, capillaries, veins What are arteries (how are they different) Arteries are thick-walled, elastic, and muscular and carry oxygenated blood to the tissues. What are capillaries (how are they different) Capillaries are the smallest vessels; they connect the ve...

Concerning antigen-antibody reactions, the prozone effect causes which of the following results? A. False positive B. False negative C. No reaction D. Mixed field reaction B. False negative The following characteristics are applicable to Interferon-Gamma Release Assays (IGRAs) except: A. Can be used in patients with active tuberculosis disease symptoms B. Preferable for patients who have received a bacillus Calmette-Guérin (BCG) vaccination C. Can be used instead of purified ...