C5a - Guides d'étude, Notes de cours & Résumés

Final exam Bio 251 week 8 verified questions and answers latest Which of the following statements about how the skin prevents disease is false? a) salt in sweat retards microbial growth b) the skin is the most common route for organisms to penetrate the body c) oil glands on the skin make it waterproof d) native microbes that live on your skin help protect you from infection - CORRECT ANSWER-b) the skin is the most common route for organisms to penetrate the body This antimicrobial pro...

How can the jejunum be distinguished from the ileum? (5) 1. inner mucosal folds (plicae circulares) are more prominent, more numerous, and taller --> (this leads to increased mucosal SA and associated feathered appearance after the administration of oral contrast material) 2. larger caliber, thicker muscular walls 3. longer vasa rectae 4. fewer arcades 5. the ileum is notable for the presence of Peyer patches and mucosal lymphoid follicles What is the most likely explanation for the...

Coliform - - Enterobacteraeceae - Rapidly ferment lactose - Part of normal microbiota - May be opportunistic, - Aerobic or facultatively anaerobic - Found in soil and plants - Presence in water= impure water and poor sewage treatment 3 types of antigens used to serotype enteric bacteria - O-outer membrane K- capsular antigen H- flagellar Lancefield typing - Grouping catalase negative and coagulase negative bacteria based on carbohydrate composition of bacterial antigens found on ce...

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...

Msn 570 Advanced Pathophysiology Actual Exam With Correct Answers 2024/2025 Nephrotic syndrome - CORRECT ANSWER-characterized by massive proteinuria caused by glomerular damage. corticosteroids are the mainstay; Associated with glomerulonephritis and with an immune response that is noninflammatory. Glomerular Injury: Diffuse and Focal - CORRECT ANSWER-Lesions that involve all or most (> 50%) of the glomeruli (plural) are termed diffuse, and lesions that involve some (< 50%) of...

IgG Sublcass most efficient in initiating classical complement - Answer-IgG3 Steric exclusion of water molecules is the mechanism of this enhancement - Answer-PeG Stage of Complement activation common to all three pathways - Answer-Activation Phase-C3 convertase IgM agglutination is enhanced at what temperature - Answer-Lower than RT Activation of C1 in classical pathway requires - Answer-Calcium What antigens are destroyed by Enzymes - Answer-MNSs Fya and Fyb A shot containing killed vir...

MLT ASCP Practice Questions 3.7.16: Exam Review Questions and answers/ verified. If the dilution is 1:100, and the average platelet count from both sides of the hemacytometer counting chamber in 2 mm2 is 68, what is the calculated platelet count? A. 680,000/mm3 B. 6,800/mm3 C. 68,000/mm3 D. 680/mm3 E. 34,000/mm3 - -C; A simple way to calculate platelet counts on the hemacytometer is to multiply the average platelet count between the two sides of the chamber by 1,000. In this case ...

MIP Exam 1 Exam Prep Questions and answers, rated A+ Type 4 pili - -this structure is found in gram negative mostly sugar residues - -type 4 pili adhere to ________ on host cells twitching motility - -when type 4 pili can hook and pull themselves around type 4 pili - -form bundels at bacterial poles NAG and NAM - -lysozyme cleaves linkages b/w alternative complement pathway - -LPS induces _________ to opsonize and kill pathogens inflammation - -C3a causes opsonization - -C3b MAC forma...

IgG Sublcass most efficient in initiating classical complement - IgG3 Steric exclusion of water molecules is the mechanism of this enhancement - PeG Stage of Complement activation common to all three pathways - Activation Phase-C3 convertase IgM agglutination is enhanced at what temperature - Lower than RT Activation of C1 in classical pathway requires - Calcium What antigens are destroyed by Enzymes - MNSs Fya and Fyb A shot containing killed virus which causes the body to produce antibod...

Which of the following statements about how the skin prevents disease is false? a) salt in sweat retards microbial growth b) the skin is the most common route for organisms to penetrate the body c) oil glands on the skin make it waterproof d) native microbes that live on your skin help protect you from infection - CORRECT ANSWER-b) the skin is the most common route for organisms to penetrate the body This antimicrobial protein is found at high levels in lacrimal secretions (tears) a) lys...