Prosthetics Board Prep Exam Questions & Answers 100% Verified Correct

What are the borders of Scarpa's triangle? - ANSWER-SAIL - sartorius, adductor longus, and the inguinal ligament Excessive transtibial socket flexion may result in _______ _______ and _______ _______ pressures. - ANSWER-Proximal posterior and distal anterior What are the two functional tasks of the stance phases of gait? - ANSWER-Weight acceptance and single limb support Hip disarticulation/hemipelvectomy prosthesis: the reference line passes from the hip joint through the knee axis of rotation and falls ________ [value, unit] posterior to the heel of the prosthetic foot. - ANSWER-37 mm A heel that is too soft on a transtibial prosthesis may result in _______ ________ and _______ _______ pressures. - ANSWER-proximal anterior and distal posterior The centrode of rotation of a polycentric prosthetic knee is locted _______ and _______ as compared to the weight line. - ANSWER-proximal and posterior An amputation that removes the midfoot and forefoot, saving the talus and calcaneus is called a - ANSWER-Chopart (Symes preserves malleoli, Chopart preserves calcaneus and talus, Lisfranc preserves tarsals) Which of the following muscles are transected in a transmetatarsal amputation? - ANSWER-extensor hallucis longus Which amputation level is most likely to develop an equinus contracture? - ANSWER-Chopart (no muscle attachment to distal foot means no muscles to counteract gastroc/soleus) During the initial dynamic alignment of a transfemoral prosthesis with an ischial containment socket you note a lateral shift of the socket during midstance. What is the most likely cause? - ANSWER-Lack of ischial containment The length of the forearm section of a transradial prosthesis is determined by measuring the sound side from the: - ANSWER-Lateral epicondyle to ul