Molecular mimicry - Samenvattingen, Aantekeningen en Examens

True/False 1. Tissue oxygenation can be determined by: A. Gastric tonometry. B. Tissue oxygen electrodes. C. Functional MRI. D. Positron emission tomography. E. Ultraviolet spectroscopy. 2. The suggested cause for prothrombin complex concentrate’s thrombotic risk is its high content of: A. Calcium. B. Factor VII. C. Factor II. D. Factor X. E. Factor IX. 3. Which patient factors are associated with large-scale fl uid absorption during transurethral resect...

Compare and contrast type 1 and type 2 diabetes in regard to etiology, natural history, and pathogenesis. o Type 1 Diabetes  10% of the diabetic population  Usually occurs in adolescence or young adulthood  Can occur at any age  Pathophysiology:  Immune-mediated  Type 1 DM is a slowly progressive autoimmune T cell-mediated disease that occurs in genetically susceptible individuals  Causes destruction of pancreatic β-cell o Lymphocyte and macrophage infiltration o...

Phenomenon when organisms resembling others for escaping from enemies is - mimicry Employment of hereditary principles in the improvement of human race is - Eugenics Homeostasis is - tendency to change with change in environment Pedology is science of - soil Study of fossils is - Paleontology A nucleotide is formed of - nitrogen base, sugar, and phosphate Glycogen is a polymer of - glucose Adenine is - purine In RNA, thymine is replaced by - uracil The CO2 content by volume in the atmos...

Lynch Syndrome (Hereditary Nonpolyposis Colorectal Cancer) - ***AD MLH1, MSH2, MSH6, PMS2 gene mutation causing DNA mismatch repair 3-2-1 rule: cancer in 3 family members, within 2 generations, and in 1 relative under 50 Most common hereditary form of colorectal cancer Associated with gastric, endometrial, ovarian, & urothelial cancer Familial Adenomatous Polyposis (FAP) - ***· Mutation of the APC gene · Hundreds of colonic polyps that arise in childhood · FAP does not predispose to e...

Tolerance correct answers non-reactivity to antigen after prior exposure to the same antigen. Most important form non-reactivity to self antigens. Also possible to induce tolerance to non-self antigens (transplants, etc). Release of Sequestered Antigens correct answers exposed to circulating lymphocytes from inaccessible tissues such as central nervous tissue, testicular tissue, eye lens etc., either by accidental traumatic injury or surgery. Peripheral Tolerance correct answers maintained...

HSC4504 Final Exam Practice Test Questions and Correct Answers, 248 Q&A. With Complete Solution 2024. An example of innate immunity is NK cells Which of the following correctly describe innate immunity Is always present in healthy individuals The body produces its own antibodies with which form of immunity Active immunity Infection by a respiratory virus produces Active immunity MALT is an example of a secondary lymphoid organ True Both positive and negative selection can occur in t...

BIO 182 REAL FINAL EXAM LATEST UPDATE 2024 WITH QUESTIONS AND 100% CORRECT ANSWERS [ALREADY GRADED A+] //BIO 182 LATEST 2024!! When a harmless species takes advantage by resembling the aposematic coloration of other species that are toxic, it is called _____________________. A) Mullerian mimicry B) Batesian mimicry C) cryptic coloration D) disruptive coloration - ANSWER-B) Batesian mimicry Which of the following ideas is common to both Darwin's and Lamarck's theories of evo...

Evolution Latest Update Already Graded A Theory of Evolution the best scientific explanation for both the unity and diversity of life; proposed by Charles Darwin Charles Darwin Father of Evolution evolution change in allele frequency over time; process by which modern organisms have descended from ancient organisms (decent with modification) genetic equilibrium situation in which allele frequencies remain constant; no evolution occuring natural selection natures way of selecting the best a p...

HSC411 EXAM 2 QUESTIONS AND ANSWERS – UPDATED 2024 Which of the following are true regarding Helper T cells: - Answer--Respond to (bind with) MHC class II surface receptors -Release cytokines to direct B and T cell responses Match the following: Use answers ONLY once. - Answer--Plasma cells: Triggers complement cascade to begin -antigen antibody complex: recognizes MHC I molecules -complement: End product forms MAC-membrane attack complex -Cytotoxic T cells (CTLs): Displays MHC II mol...

Apoptosis Cells of a neoplasm do not die off like normal cells so the number of cells grows, rather than remain constant as in healthy tissue. Labile Cell Cells of tissue that continuously divide and replicate throughout life. Ex: epithelial cells of skin, oral cavity, vagina, cervix, GI tract, and bone marrow. Permanent Cell Cells of tissue that do not proliferate. Ex: nerve cells, skeletal muscle cells, and cardiac muscle cells. Stable Cell Cells of tissue that stop di...