Basic Science Exam Module 2 This exam must be completed in 15 minutes. Click here to start the exam Time left: 900 1. The following are features of Titanium alloy except self passivation occurs higher elastic modulus compared to CoCr alloy high notch sensitivity is high high co efficient of friction poor compatibility with PMMA(Question 1 of 10)2. Which factor of the clotting cascade, does Low Molecular Weight Heparin inhibit? Factor XIa Factor II Factor IX Factor VIII Factor Xa(Question 2 of 10)3. A female athlete requested her doctor to prescribe creatine monohydrate capsules as she wanted to build her physique. What side effect among the followings is she likely to develop? myopathy heat intolerance osteoporosis amenorrhoea Diabetes (Question 3 of 10)4. The material property that refers to the ability of a material to absorb relatively large amounts of plastic deformation before failing is Toughness Brittleness Fatigue strength Ductility Stress relaxation (Question 4 of 10)5. Arrange the following alloys in decreasing order of modulus of elasticity(stiffest to most elastic) (1) stainless steel,(2)titanium,(3)cobalt-chromium, Co-Cr(4) polyethylene,(5) cortical bone (1) Co-Cr(2) stainless steel,(3) titanium,(4) Cortical bone,(5) polyethylene (1) polyethylene,(2) cortical bone,(3)titanium,(4) stainless steel,(5) Co-Cr (1)polyethylene,(2) cortical bone,(3) Co-Cr(4)stainless steel,(5)titanium (1) titanium,(2) stainless steel,(3)Co-Cr,(4) polyethylene,(5) cortical bone(Question 5 of 10)6. Though titanium is an extremely reactive metal, it is one of the most biocompatibile metals for the human body because In physiological conditions its reactions are inhibited Titanium forms a stable oxide coating Titanium alloys are less reactive than pure metal Titanium does not react with anything in the human body Titanium gets an insulatory covering by proteins (Question 6 of 10)7. Torsional Force leads to which of the following fracture? Spiral fracture Compression fracture Avulsion fracture Oblique fracture Transverse fracture(Question 7 of 10)8. Which of the following is false about Anabolic steroid use in athletes? Anabolic steroids have no negative cardiac side effects but, it worsens liver diseases ‘Stacking’ refers to taking different types of steroid at the same time. ‘Cycling’ refers to dosing of steroid in cycles of weeks or months, with a short break between "Pyramiding," involves slowly increasing the number, the amount or the frequency of steroids to reach a peak and then gradually tapering the amount and frequency of the drug. Athletes who use steroids can experience withdrawal symptoms when they quit (Question 8 of 10)9. The following alloy does not generate reactive oxygen species in vivo Cobalt Chromium Nickel Aluminium Titanium(Question 9 of 10)10. Galvanic Corrosion is most likely to occur in the following couple? Cobalt alloy and titanium alloy Cobalt alloy and zirconium Titanium alloy and zirconium Stainless steel and zirconium Stainless steel and cobalt alloy (Question 10 of 10) Loading ... Get explanatory answers from our book, <br /> Post Views: 4,425 Related Posts Basic Science Exam ModuleGet explanatory asnwers 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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