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