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