ABC PROSTHETICS WRITTEN EXAM 2024/2025 /COMPLETE ACTUAL EXAM
QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS )
ALREADY GRADED A+.
What movements are required to operate a standard trans-radial
prosthesis? - ANSWER-Biscapular abduction and
Gleno-
humeral
flexion
What is the prehension pattern most frequently used by prosthetic
hands? - ANSWER-Palmar
What is the proper orientation when taking an impression for all levels
of trans-radial amputation? - ANSWER-Neutral
Pro-Supination,
90 degrees
Determine efficiency if a force of 6 lbs is necessary to open the
TD fully and 9 lbs are needed at the hanger -
ANSWER-67% (terminal device force
divided by hanger force)
Which muscle acts in the same way a control cable pulls on the thumb
of the terminal device? - ANSWER-Extensor
, Pollicis
Brevis
Polycentric Hinges are used to - ANSWER-Relieve cubital bunching
Which is not a
forearm flexor?
- Biceps
-
Brachialis
-
Supinator
-Pronator Teres -
ANSWER-Supinator
The muscles that comprise the rotator cuff are - ANSWER-Teres
minor, supraspinatus, infraspinatus, subscapularis
What is the main cause of upper extremity amputation? - ANSWER-
Trauma
How much can the single axis hinge restrict pronation-supination and
still be acceptable for patient use? - ANSWER-
Trick
question
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