Introduction to Orthopaedics & Fractures - BM5 NLM1 5.0 / 5 based on 1 rating ? MedicineMedicineSurgeryBonesFracturesOrthopaedicsUniversityNone Created by: ex-LechiayimCreated on: 07-04-14 14:36 What are the two main types of bone in a long bone? Cortical & Cancellous 1 of 26 Complete the sentence: At the two ends of a long bone, you have the proxiaml and distal... Epiphysis 2 of 26 Between what mechanical strains will secondary bone healing occur? 2-10% 3 of 26 Above what mechanical strain will a non-union be most likely? >10% 4 of 26 What is the role of tendons? Attach muscle to bone 5 of 26 True or false: Trauma is the main cause of death in 15-40 year olds.? True 6 of 26 What is biomechanics? The effects of internal and external forces on living biological systems 7 of 26 True or false: compression and tension forces are seen on opposite sides of certain breaks, for example a knee kicked in from one side? True 8 of 26 What does stress equal? Force per unit area 9 of 26 What does strain equal? Change in length/original length 10 of 26 Young's modulus equals... Stress/Strain 11 of 26 What is the name of the fracture classification system used in pre-pubescent children (who still have growth plates)? Salter-Harris Classification 12 of 26 In anatomical terminology, to what does volar refer? Anterior of arm 13 of 26 A Vargus deformity is also known as what? Bowleggedness 14 of 26 A Valgus deformity is also known as what? Knock knees 15 of 26 What is an intra-articular fracture? Any fracture that goes along the articular surface of a joint 16 of 26 What is an open fracture? A broken bone that is in communication with the environment through the skin 17 of 26 What is a greenstick fracture? An incomplete fracture in which the bone is bent that most often occurs in children 18 of 26 What is a transverse fracture? A fracture at a right angle to the bone's axis 19 of 26 What is an oblique fracture? A fracture in which the break has a curved or sloped pattern 20 of 26 What is a comminuted fracture? A fracture in which the bone fragments into several pieces 21 of 26 What is an impacted fracture? A fracture in which the two ends are driven into each other 22 of 26 What is a displaced fracture? The bone snaps into two or more parts and moves so that the two ends are not lined up 23 of 26 What is a non-displaced fracture? The bone cracks either part or all of the way through, but does move and maintains its proper alignment 24 of 26 What is a closed fracture? The bone breaks but there is no puncture or open wound in the skin 25 of 26 What is subluxation? A partial dislocation 26 of 26
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