Quiz Questions Flashcards
(100 cards)
Prescriptions for initial prosthetic components should be based on all of the following EXCEPT
a. Predicted amputee activity demands
b. Reimbursement requirements
c. Profit margin on individual components
d. Bony contours of residual limbs
c. Profit margin on individual components
Which TT socket is more likely to be used in new amputee (the current standard)?
a. Total surface bearing
b. Patellar tendon bearing
c. NA - they are equally current and useful
d. NA - there is another socket that is the current standard
a. Total surface bearing
Which of the following is true? The weight of the components is
a. Directly to both financial and energy cost
b. Directly related to financial cost but inversely related to energy cost
c. Inversely related to financial cost but directly related to energy cost
d. Inversely to both financial and energy cost
c. Inversely related to financial cost but directly related to energy cost
The most preferred skin-socket interface is
a. Socks
b. Soft insert
c. Sleeve
d. Gel
d. Gel
Which of the following is the most important goal of prosthetic suspension?
a. Max comfort
b. Min pistoning
c. Min cost
d. Max cosmesis
b. Min pistoning
Which of the following types of suspension is located inside the socket?
a. Joint and corset
b. Sleeve
c. Supracondylar cuff
d. Locking liner
d. Locking liner
Which of the following is NOT an advantage of an endoskeletal prosthesis over an exoskeletal?
a. Very adjustable
b. More durable
c. Lighter
d. More cosmetic
b. More durable
Bench alignment in slight flexion is done mainly in order to
a. Minimize pressure and increase comfort
b. Widen base of support and facilitate balance
c. Increase the mechanical advantage of the quad
d. Accommodate to a knee flexion contracture
c. Increase the mechanical advantage of the quad
Prosthetic socks are used for all of the following EXCEPT
a. Minimize moisture loss
b. Optimize fit
c. Increase comfort
d. Minimize shear
a. Minimize moisture loss
Which of the following suspension types provide medial-lateral knee stability?
a. Sleeve
b. Locking liner
c. Cuff strap
d. None of the above
d. None of the above
Traumatic amputation following motorcycle accident. RL is short, extensive knee ligament damage also sustained in accident
a. Corset and joint
b. Supracondylar
c. Sleeve
d. Suction
a. Corset and joint
Amputee with rheumatoid arthritis and moderately impaired dexterity
a. Vacuum assisted
b. Locking liner
c. Supracondylar strap
d. Corset and joint
b. Locking liner
Amputee receiving chemotherapy and with volume that fluctuates significantly
a. Supracondylar/suprapatellar
b. Supracondylar
c. Waist belt
d. Suction
c. Waist belt
Amputee with very sensitive skin, abrades easily
a. Supracondylar
b. Pin and shuttle
c. Corset and joint
d. Waist belt
b. Pin and shuttle
An outset foot in the transtibial amputee causes excess pressure in the proximal ___ and distal ___ limb
a. Lateral, medial
b. Medial, lateral
a. Lateral, medial
A transtibial prosthesis that is too long is most likely to cause
a. Trunk lean during stance
b. Extension moment at the knee
c. Antalgic gait
d. Trendelenburg gait
a. Trunk lean during stance
The PT just removed a PTB prosthesis, and sees redness over the patellar tendon. What is the best assessment of this?
a. Appropriate fit
b. Inadequate suspension
c. Caused by pistoning
d. Too tight
a. appropriate fit
When would you need to assess fit if there is redness?
If redness lasts longer than 10 mins
Pistoning due to inadequate suspension is a problem for an amputee because it creates all of the following EXCEPT
a. a functionally longer limb during swing
b. excessive pressure within the socket during stance
c. possible blistering or abrasion on the RL
b. excessive pressure within the socket during stance
Suspension is affected during this phase of gait
swing
What is another term for toe-lever?
keel
A toe lever (keel) that is too short creates a (n)
a. extension moment during IC
b. extension moment during mid-late stance
c. flexion moment during IC
d. flexion moment during mid-late stance
d. flexion moment during mid-late stance
A heel cushion that is too hard creates potential for excessive pressure at the ____ residual limb in the transtibial amputee
a. distal anterior
b. distal posterior
c. proximal anterior
d. proximal posterior
a. distal anterior
Where is excessive redness likely after doffing a PTB socket that is too tight?
a. distal patella
b. tibial tubercle
c. patellar tendon
d. pressure won’t be evident
b. tibial tubercle