In this article, we will solve 10 MCQs on Biomechanics (Part-IX). So, let’s get started.
Questions and Answers (Correct answer in bold)
Q1. Normal angle between vertical lines of femur and tibia is:
A. 7 Degrees
B. 12 Degrees
C. 1.5 Degrees
D. 0.5 Degrees
Q2. Management of CDH by splintage is done with the hip placed in:
A. Flexion and abduction
B. Extension and abduction
C. Flexion and adduction
D. Extension and adduction
Q3. Piriformis muscle is inserted at:
A. Trochanteric fossa
B. Pectineal line
C. Greater trochanter
D. Quadrate tubercle
Q4. Loss of active dorsiflexion of ankle occurs in the injury of which of the following nerves?
A. Sciatic
B. Obturator
C. Femoral
D. Radial
Q5. Loss of active knee extension occurs in the injury of which of the following nerves?
A. Sciatic
B. Obturator
C. Femoral
D. Radial
Q6. All of the following are components of quadriceps muscle except:
A. Vastus medialis
B. Vastus lateralis
C. Vastus intermedius
D. Sartorius
Q7. The most powerful muscle of body is:
A. Quadriceps
B. Gluteus maximus
C. Gastrosoleus
D. Deltoid
Q8. Inversion of foot occurs at:
A. Ankle joint
B. Subtalar joint
C. Talonavicular joint
D. Tibiofibular joint
Q9. All is correct about the true measurement of the limb except:
A. Length is measured after marking the bony points anterior
superior iliac spine and medial malleolus
B. The pelvis should be made square
C. Length is measured keeping the limb in identical position
D. Measurement is taken from xiphisternum to medial malleolus
Q10. Due to paralysis or marked weakness of gluteus medius muscle the positive Trendelenburg’s sign results into:
A. Dropping of pelvis on opposite side, i.e. left side
B. Dropping of pelvis on same side, i.e. right side
C. Flexion of hip and knee on same side, i.e. left side
D. Plantar flexion of right ankle to increase the leg length
(Note: Correct answer in bold)