Basic Science Exam Module 2 This exam must be completed in 15 minutes. Click here to start the exam Time left: 900 1. Arrange the following alloys in decreasing order of modulus of elasticity(stiffest to most elastic) (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) Co-Cr(2) stainless steel,(3) titanium,(4) Cortical bone,(5) polyethylene (1) titanium,(2) stainless steel,(3)Co-Cr,(4) polyethylene,(5) cortical bone (1) stainless steel,(2)titanium,(3)cobalt-chromium, Co-Cr(4) polyethylene,(5) cortical bone (Question 1 of 10)2. The following alloy does not generate reactive oxygen species in vivo Titanium Chromium Nickel Aluminium Cobalt(Question 2 of 10)3. Which of the following is false about Anabolic steroid use in athletes? ‘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 Athletes who use steroids can experience withdrawal symptoms when they quit Anabolic steroids have no negative cardiac side effects but, it worsens liver diseases "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.(Question 3 of 10)4. Though titanium is an extremely reactive metal, it is one of the most biocompatibile metals for the human body because Titanium forms a stable oxide coating In physiological conditions its reactions are inhibited Titanium gets an insulatory covering by proteins Titanium does not react with anything in the human body Titanium alloys are less reactive than pure metal(Question 4 of 10)5. The following are features of Titanium alloy except high notch sensitivity is high higher elastic modulus compared to CoCr alloy self passivation occurs high co efficient of friction poor compatibility with PMMA(Question 5 of 10)6. Torsional Force leads to which of the following fracture? Avulsion fracture Oblique fracture Compression fracture Transverse fracture Spiral fracture(Question 6 of 10)7. The material property that refers to the ability of a material to absorb relatively large amounts of plastic deformation before failing is Stress relaxation Ductility Toughness Fatigue strength Brittleness(Question 7 of 10)8. Galvanic Corrosion is most likely to occur in the following couple? Cobalt alloy and zirconium Stainless steel and zirconium Stainless steel and cobalt alloy Cobalt alloy and titanium alloy Titanium alloy and zirconium (Question 8 of 10)9. Which factor of the clotting cascade, does Low Molecular Weight Heparin inhibit? Factor VIII Factor IX Factor Xa Factor II Factor XIa(Question 9 of 10)10. 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? amenorrhoea osteoporosis heat intolerance myopathy Diabetes (Question 10 of 10) Loading ... Get explanatory answers from our book, <br /> Post Views: 4,639 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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