إختبار ميكانيكا حيوية اترك تعليقاً / كويزات / بواسطة Hayley Humphreys إختبار ميكانيكا حيوية من كتاب أسرار العلاج الطبيعي أختر من متعدد 44 Biomechanics Biomechanics Quiz from Physiotherapy secrets book 1 / 25 On unilateral stance the safety zone is limited in Both a & b Antero-posterior sway Side to side sway Rotatory sway 2 / 25 When the spine becomes flat there is increased pressure on the Disc Facets Body Ligaments 3 / 25 Stance phase is ___________ % of gait cycle 70 % 50 % 40 % 60 % 4 / 25 The chances of neck of femur fracture is more in Femoral retroversion Coxa vara Coxa valga Femoral anteversion 5 / 25 In a flexed knee rotation in either direction stretches which structure LCL PCL ACL MCL 6 / 25 Location of centre of mass of body segment is at _____________ % from proximal end 50 % 45 % 55 % 40% 7 / 25 EMG can be quantified by measuring the amplitude of None of the above Rectified EMG Filtered EMG Integrated EMG 8 / 25 Low back pain patient which muscle is an important contributor to the symptoms Obliques Erector spine Iliopsoas Hip extensors 9 / 25 Inversion eversion component is more in Subtalar joint Ankle joint None of the above Mild tarsal joint 10 / 25 The magnitude of EMG is related to Concentric contraction Eccentric contraction All the three Isometric contraction 11 / 25 Which is not a major cause of low back pain Abdominals not controlling rotation between spine and pelvis Abdominals not supporting isometrically the trunk Abdominals not supporting the trunk with an eccentric contraction Abdominals not preventing anterior pelvic tilt 12 / 25 Which is the key force couple in the scapular motion Deltoid serratus anterior Deltoid and rotator cuff Trapezius deltoid Trapezius & serratus anterior 13 / 25 Which structure contribute to abnormal lateral force on patella None of the above LCL TFL IT Band 14 / 25 A subtalar pronation will Q angle will be unchanged Increase the q angle None Decrease the q angle 15 / 25 Which is not included in kinesiopathology of patello-femoral dysfunction Insufficient gluteus medius Insufficient performance of gluteus maximus Insufficient performance of iliopsoas Insufficient performance of vastus medialis 16 / 25 Which is not a saddle joint? Carpometacarpal of thumb Sternocalvicular Acromio clavicular Ankle 17 / 25 Effective lubrication of articular surfaces requires Congruent articular surface Intermittent compression & distribution a and c Adequate immobilization 18 / 25 The centre of gravity of adult human is at what % of person’s height 60 % 50 % 55 % 45 % 19 / 25 Extensor retinaculum in the knee joint None A part of quadriceps tendon A part of capsule A part of extensor mechanism 20 / 25 The vertebral border of scapula is _____________ inches away from midline 3.5” 3” 2” 2.5” 21 / 25 Centre of gravity of adult human in the anatomical position is slightly Anterior to S1 vertebra Posterior to S1 vertebra Posterior to S2 vertebra Anterior to S2 vertebra 22 / 25 There may be a rotation of the lumbar spine when the paraspinal side to side difference is greater than 1.5” 0.5” 2” . 1” 23 / 25 50 of genu varum increases the compressive force on medial meniscus to 50 % 10 % 75 % 25 % 24 / 25 Compressive forces in normal walking on knee joint is None of the above 4 – 5 times body weight 2 – 3 times body weight Same as body weight 25 / 25 At completion of flexion vertebral border of scapula should be rotated 60 degrees 50 degrees 30 degrees 45 degrees Your score isThe average score is 30% LinkedIn Facebook VKontakte 0% Restart quiz
