Basic Science Exam Module This exam must be completed in 15 minutes. Click here to start the exam Time left: 900 1. Bone Morphoenic Protein belongs to which superfamily of molecules? VEGF Collagens TGF-beta Interferons PDGF(Question 1 of 10)2. the drug that is known to cause tendinitis and tendon rupture when administered in children? Ciprofloxacin Amikacin Pencillin Rifampicin(Question 2 of 10)3. What is the predominant collagen of articular cartilage and ligaments respectively? Type III and Type II Type IV and Type II Type II and Type I Type I and type III (Question 3 of 10)4. Changes in articular cartilage resulting from normal aging include all the following except Decreased stability of large proteoglycan aggregates superficial cartilage fibrillations chondrocyte synthetic activity is decreased Increased crosslinking of collagen Increased water concentration(Question 4 of 10)5. What is the main component of articular cartilage? water lipids collagen proteoglycans (Question 5 of 10)6. Osteoblasts found in callus around a fracture is derived from Local connective tissue Reticuloendothelial cells Stem cells in the connective tissue local migration from Bone marrow of the exposed medulla Mononuclear white cells derived from fracture hematoma Endothelial and perithelial cells of invading capillaries(Question 6 of 10)7. The following factor increases the rigidity of an external fixator except: Half pins separated by 45° Decreased bone-rod distance Increased pin number Decreased pin group separation Increased diameter of pins (Question 7 of 10)8. Proteoglycan content is highest in which of the following regions of articular cartilage The middle zone The deep zone The superficial zone The zone of calcified cartilate The subchondral zone (Question 8 of 10)9. River water contamination in open fracture leads to increase risk of infection with which of the following organism? Treponema pallidum Eikinella corrodens Pseudomonas Aeuriginosa Clostridium welchi Staphylococcus epidermidis(Question 9 of 10)10. Bacterial growth in a biofilm or “slime layer” around an implant may be resistant to antibiotic therapy because of Poor vascular supply bacterial van Der Waal's forces Phenotypic changes in surface-adherent bacteria changing their antibiotic susceptibility pH alterations(Question 10 of 10) Loading ... Get explanatory asnwers from our book, <br /> Post Views: 5,836 Related Posts Basic Science Exam Module 2Get explanatory answers from our book, Hand Surgery Exam ModuleGet explanatory answers from our book, Spine Surgery Exam ModuleGet explanatory answers from our book,
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