Biomechanics of Prostheses Practice Questions

Question 1

In walking, gravity tends to tilt pelvis and trunk to the unsupported side, the major factor in preventing this unwanted movement is?

Accepted Answer

Gluteus medius and minimus

Answer

Adductor muscles

Answer

Quadriceps

Answer

Gluteus maximus

Question 2

All of the following factors affect osseointegration EXCEPT:

Accepted Answer

Patient's blood type

Answer

Biocompatibility of implant material.

Answer

Implant design.

Answer

Status of the host bed.

Question 3

High stepping gait is due to

Accepted Answer

Foot drop

Answer

Gluteus maximum paralysis

Answer

CDH

Answer

Quadriceps paralysis

Question 4

Patellar tendon-bearing P.O.P. cast is indicated in the following fracture:

Accepted Answer

Fracture of the tibia

Answer

Fracture of the patella

Answer

Fracture of the femur

Answer

Fracture of the medial malleolus

Question 5

Displaced transverse patella; what is the treatment?

Accepted Answer

Tension band wiring

Answer

POP cast

Answer

Non operative

Answer

Patellectomy

Question 6

Which prosthesis is shown below in the X-ray?

Accepted Answer

Austin Moore's prosthesis

Answer

Articular resurfacing

Answer

Thompson prosthesis

Answer

Birmingham hip replacement

Question 7

The following gait is seen due to weakness of:

Accepted Answer

Gluteus medius

Answer

Gluteus maximus

Answer

Psoas major

Answer

Tibialis anterior

Question 8

The Milwaukee brace is used in the treatment of which of the following conditions?

Accepted Answer

Scoliosis

Answer

Kyphosis

Answer

Cubitus varus

Answer

Genu varum

Question 9

Taylor's Brace is used for which of the following?

Accepted Answer

Dorsolumbar immobilization

Answer

Cervical immobilization

Answer

Scoliosis

Answer

Fracture femur

Question 10

Which of the following is NOT true regarding the SACH Foot?

Accepted Answer

It facilitates easy squatting.

Answer

It has a solid ankle cushion heel.

Answer

It is a type of prosthesis.

Answer

It does not look like a normal foot.

Biomechanics of Prostheses — MCQs

Biomechanics of Prostheses — MCQs

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