DEX IOT Exam Review (New 2024/ 2025
Update) A Grade | Questions and Verified
Answers| 100% Correct
QUESTION
Which arthrex bone void solution provides cell, signal and scaffold?
Answer:
Arthrocell bone allograft
QUESTION
Arthrocell allograft contains a cellular component referred to as MIAMI cells. What does the
acronym MIAMI stand for?
Answer:
Marrow Isolated Adult multi-lineage inducible cells
QUESTION
Which of our bone void fillers are composed of 100% DBM?
Answer:
Allosync Cortical Fibers
Allosync Expand cortical fibers
Allosync Pure
Allosync Cancellous sponges (strips, cubes, 12x3 button)
QUESTION
What are the three zones of the scaphoid?
Answer:
Distal pole, waist, proximal pole
,QUESTION
Surgical treatment is indicated for which of the following findings in scaphoid fractures?
A. Displacement greater than 1mm
B. Angulation greater than 15 degrees
C. Comminuted fractures
D. All the above
Answer:
D. All the above
QUESTION
Which fibers of the scapholunate interosseous ligament are the strongest and most important to
wrist function?
Answer:
Dorsal
QUESTION
A cotton osteotomy is an osteotomy of which bone of the foot?
Answer:
Medial Cuneiform
QUESTION
What is the order of screw placement in the anterior ankle fusion plate?
Answer:
1. Talus locking/non-locking screw fixation
2. Tibia oblong compression hole non-locking screw fixation
3. Anatomic compression hole screw fixation,
4. Final fixation with tibia locking/non locking screws
,QUESTION
At what stage of flatfoot deformity is an ankle fusion often indicated?
Answer:
Stage 4
QUESTION
All of the following are components of flatfoot deformity, EXCEPT:
A. Loss of longitudinal arch
B. lateral translation of the navicular on the talus
C. Valgus tilt of the calcaneous
D. Elevation of the talar head
E. Shortening of the lateral column
Answer:
D. Elevation of the talar head (correct answer)
QUESTION
An intersection of these two tendons form "The Knot of Henry"
Answer:
FHL and FDL
QUESTION
A patient is unable or has too much difficulty performing a single-support heel raise; his
hindfoot remains flexible. These findings on physical exam correspond to this Stage of Flatfoot
deformit:
Answer:
2
, QUESTION
In a spring ligament InternalBrace augmentation, what size SwiveLock anchor is best for the
sustentaculum Tali?
Answer:
3.5 mm
QUESTION
What is the most common type of arthritis to affect the ankle joint?
Answer:
Osteoarthritis
QUESTION
Ankle arthritis relates to what stage of flatfoot deformity?
Answer:
4
QUESTION
T/F An advantage of the knotless ankle tightrope implant is earlier weight bearing compared to
screw fixation
Answer:
True
QUESTION
T/F Platelets (thrombocytes) are a component of whole blood that do not contain a nucleus.
Therefore, platelets are not truly cells
Update) A Grade | Questions and Verified
Answers| 100% Correct
QUESTION
Which arthrex bone void solution provides cell, signal and scaffold?
Answer:
Arthrocell bone allograft
QUESTION
Arthrocell allograft contains a cellular component referred to as MIAMI cells. What does the
acronym MIAMI stand for?
Answer:
Marrow Isolated Adult multi-lineage inducible cells
QUESTION
Which of our bone void fillers are composed of 100% DBM?
Answer:
Allosync Cortical Fibers
Allosync Expand cortical fibers
Allosync Pure
Allosync Cancellous sponges (strips, cubes, 12x3 button)
QUESTION
What are the three zones of the scaphoid?
Answer:
Distal pole, waist, proximal pole
,QUESTION
Surgical treatment is indicated for which of the following findings in scaphoid fractures?
A. Displacement greater than 1mm
B. Angulation greater than 15 degrees
C. Comminuted fractures
D. All the above
Answer:
D. All the above
QUESTION
Which fibers of the scapholunate interosseous ligament are the strongest and most important to
wrist function?
Answer:
Dorsal
QUESTION
A cotton osteotomy is an osteotomy of which bone of the foot?
Answer:
Medial Cuneiform
QUESTION
What is the order of screw placement in the anterior ankle fusion plate?
Answer:
1. Talus locking/non-locking screw fixation
2. Tibia oblong compression hole non-locking screw fixation
3. Anatomic compression hole screw fixation,
4. Final fixation with tibia locking/non locking screws
,QUESTION
At what stage of flatfoot deformity is an ankle fusion often indicated?
Answer:
Stage 4
QUESTION
All of the following are components of flatfoot deformity, EXCEPT:
A. Loss of longitudinal arch
B. lateral translation of the navicular on the talus
C. Valgus tilt of the calcaneous
D. Elevation of the talar head
E. Shortening of the lateral column
Answer:
D. Elevation of the talar head (correct answer)
QUESTION
An intersection of these two tendons form "The Knot of Henry"
Answer:
FHL and FDL
QUESTION
A patient is unable or has too much difficulty performing a single-support heel raise; his
hindfoot remains flexible. These findings on physical exam correspond to this Stage of Flatfoot
deformit:
Answer:
2
, QUESTION
In a spring ligament InternalBrace augmentation, what size SwiveLock anchor is best for the
sustentaculum Tali?
Answer:
3.5 mm
QUESTION
What is the most common type of arthritis to affect the ankle joint?
Answer:
Osteoarthritis
QUESTION
Ankle arthritis relates to what stage of flatfoot deformity?
Answer:
4
QUESTION
T/F An advantage of the knotless ankle tightrope implant is earlier weight bearing compared to
screw fixation
Answer:
True
QUESTION
T/F Platelets (thrombocytes) are a component of whole blood that do not contain a nucleus.
Therefore, platelets are not truly cells
