ORTHOTIC ABC EXAM PRACTICE QUESTIONS
WITH VERIFIED ANSWERS
How far should the HALO ring be above the ears and eyebrows? - ans-1 cm
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
On a HALO, do the headblocks go above or below the ring? - ans-Above
xz xz xz xz xz xz xz xz xz xz xz xz xz
On a pedatric HALO how much torque should be used on the pins? - ans-1 in/lb per year
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
On an adult HALO how much torque should be used on the pins? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
8 in*lbs, 6 for older or osteoporotic
xz xz xz xz xz xz
On a HALO how how much torque should be used on the superstructure? - ans-30 inlbs
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
The functions of the tibialis posterior muscle are: - ans-Plantar flexion and inversion
xz xz xz xz xz xz xz xz xz xz xz xz
The distal aspect of the tibia articulated with the: - ans-talus and fibula
xz xz xz xz xz xz xz xz xz xz xz xz
Anterior compression fracture of the spine involves which column(s) - ans-Anterior Column
xz xz xz xz xz xz xz xz xz xz xz
Where does the adductor magnus insert? - ans-adductor tubercle
xz xz xz xz xz xz xz xz
At initial contact the body weight line is where in relation to the knee and ankle? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
posterior to the ankle and posterior to the knee xz xz xz xz xz xz xz xz
The congenital abnormality of the spine in which one side of the vertebra is incompletely de
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
veloped is: - ans-Hemivertebra xz xz xz
The C-Bar on a hand orthosis acts as a : - ans-Thumb adduction stop
xz xz xz xz xz xz xz xz xz xz xz xz xz
What double adjustable configuration should be used for a pt with Fair (2/5) plantar flexion s
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
trength, and good (4/5) dorsiflexion strength? - ans-Anterior Pins and Posterior Springs
xz xz xz xz xz xz xz xz xz xz xz
In an AFO, trimming the footplate proximal to the met heads will MOST effect which rocker?
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
- ans-the third rocker
xz xz xz xz
The Primary goal of a corrective scoliosis orthosis in the treatment of moderate adolescent i
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
diopathic scoliosis is: - ans-to prevent progression of the curve
xz xz xz xz xz xz xz xz xz
The patient is experiencing recurrent positional posterior dislocation after hip replacement
xz xz xz xz xz xz xz xz xz xz xz
surgery. The Primary goal of a hip abduction orthosis is to block what? - ans-Hip flexion
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
, When fabricating a thermoplastic articulated AFO, the mechanical ankle joints should be pl
xz xz xz xz xz xz xz xz xz xz xz xz
aced at the level of the: - ans-Distal border of the medial maleolus
xz xz xz xz xz xz xz xz xz xz xz xz
The standard lateral inferior trimline for a single piece anterior opening custom LSO is: -
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ans-2 cm or 3/4 inch superior to the greater trochanter
xz xz xz xz xz xz xz xz xz xz
While fitting a ground reaction AFO you observe good control of the patients knee in the agit
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
tel place however the patient complains they are having difficulty initiating swing on the side
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
with the orthosis. The most appropriate modification would be : - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
Add a 1/4 inch heel wedge underneath the AFO
xz xz xz xz xz xz xz xz
The main functional goal of a posterior off-set unlocked knee joint is to: - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Provide increased stability during stance (this is a better answer than to prevent buckling at
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
initial contact) xz
During the casting of an ambulatory child with CP for custom bilateral solid ankle AFOs you
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
note that the right side lacks dorsiflexion range of motion (-
xz xz xz xz xz xz xz xz xz xz
5 degrees) with the knee extended. The MOST appropriate way to address this is: - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Cast in -5 degrees of dorsiflexion and plan to add an external heel wedge.
xz xz xz xz xz xz xz xz xz xz xz xz xz
At a follow up visit for a patient who was fit with bilateral solid ankle AFOs, you note redness
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
at the navicular on the right side. What modifications should you make to the AFO? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Add an ST pad and padding just superior to the medial maleolus
xz xz xz xz xz xz xz xz xz xz xz
A patient was fit with a pair of custom semi-
xz xz xz xz xz xz xz xz xz
rigid orthoses two weeks ago. They are now complaining of discomfort on the plantar aspec
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
t of their feet, just proximal to the 1st met heads. The MOST likely cause of this problem is w
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
hat? - ans-Lack of relief for the flexor hallicus longus tendon.
xz xz xz xz xz xz xz xz xz xz
A patient with positional plagiocephaly has been wearing a custom cranial remolding ortho
xz xz xz xz xz xz xz xz xz xz xz xz
sis for the past 8 months. The patient is not 15 months old and has outgornw the orthosis. T
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
he practitioner should expect the physician will: - ans-
xz xz xz xz xz xz xz xz
Discontinue orthotic treatment since the childs head growth has plateaued. xz xz xz xz xz xz xz xz xz
You are seeing a patient who has recently relocated to the area. They are currently wearing
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
a Cruciform Anterior Stabilization Hyperextension(CASH) orthosis. The patient states they
xz xz xz xz xz xz xz xz xz xz
cannot tolerate the orthosis due to pressure on an ostomy which is located at the midline of t
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
he abdomen, superior to the umbillicus. What is the best option to address this problem? -
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ans-Suggest switchin to a Jewett style orthosis.
xz xz xz xz xz xz xz
After providing a device to a Medicare beneficiary, the practitioner must provide any adjust
xz xz xz xz xz xz xz xz xz xz xz xz xz
ments or repairs without charge for how long? - ans-90 Days
xz xz xz xz xz xz xz xz xz xz
WITH VERIFIED ANSWERS
How far should the HALO ring be above the ears and eyebrows? - ans-1 cm
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
On a HALO, do the headblocks go above or below the ring? - ans-Above
xz xz xz xz xz xz xz xz xz xz xz xz xz
On a pedatric HALO how much torque should be used on the pins? - ans-1 in/lb per year
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
On an adult HALO how much torque should be used on the pins? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
8 in*lbs, 6 for older or osteoporotic
xz xz xz xz xz xz
On a HALO how how much torque should be used on the superstructure? - ans-30 inlbs
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
The functions of the tibialis posterior muscle are: - ans-Plantar flexion and inversion
xz xz xz xz xz xz xz xz xz xz xz xz
The distal aspect of the tibia articulated with the: - ans-talus and fibula
xz xz xz xz xz xz xz xz xz xz xz xz
Anterior compression fracture of the spine involves which column(s) - ans-Anterior Column
xz xz xz xz xz xz xz xz xz xz xz
Where does the adductor magnus insert? - ans-adductor tubercle
xz xz xz xz xz xz xz xz
At initial contact the body weight line is where in relation to the knee and ankle? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
posterior to the ankle and posterior to the knee xz xz xz xz xz xz xz xz
The congenital abnormality of the spine in which one side of the vertebra is incompletely de
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
veloped is: - ans-Hemivertebra xz xz xz
The C-Bar on a hand orthosis acts as a : - ans-Thumb adduction stop
xz xz xz xz xz xz xz xz xz xz xz xz xz
What double adjustable configuration should be used for a pt with Fair (2/5) plantar flexion s
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
trength, and good (4/5) dorsiflexion strength? - ans-Anterior Pins and Posterior Springs
xz xz xz xz xz xz xz xz xz xz xz
In an AFO, trimming the footplate proximal to the met heads will MOST effect which rocker?
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
- ans-the third rocker
xz xz xz xz
The Primary goal of a corrective scoliosis orthosis in the treatment of moderate adolescent i
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
diopathic scoliosis is: - ans-to prevent progression of the curve
xz xz xz xz xz xz xz xz xz
The patient is experiencing recurrent positional posterior dislocation after hip replacement
xz xz xz xz xz xz xz xz xz xz xz
surgery. The Primary goal of a hip abduction orthosis is to block what? - ans-Hip flexion
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
, When fabricating a thermoplastic articulated AFO, the mechanical ankle joints should be pl
xz xz xz xz xz xz xz xz xz xz xz xz
aced at the level of the: - ans-Distal border of the medial maleolus
xz xz xz xz xz xz xz xz xz xz xz xz
The standard lateral inferior trimline for a single piece anterior opening custom LSO is: -
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ans-2 cm or 3/4 inch superior to the greater trochanter
xz xz xz xz xz xz xz xz xz xz
While fitting a ground reaction AFO you observe good control of the patients knee in the agit
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
tel place however the patient complains they are having difficulty initiating swing on the side
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
with the orthosis. The most appropriate modification would be : - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
Add a 1/4 inch heel wedge underneath the AFO
xz xz xz xz xz xz xz xz
The main functional goal of a posterior off-set unlocked knee joint is to: - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Provide increased stability during stance (this is a better answer than to prevent buckling at
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
initial contact) xz
During the casting of an ambulatory child with CP for custom bilateral solid ankle AFOs you
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
note that the right side lacks dorsiflexion range of motion (-
xz xz xz xz xz xz xz xz xz xz
5 degrees) with the knee extended. The MOST appropriate way to address this is: - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Cast in -5 degrees of dorsiflexion and plan to add an external heel wedge.
xz xz xz xz xz xz xz xz xz xz xz xz xz
At a follow up visit for a patient who was fit with bilateral solid ankle AFOs, you note redness
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
at the navicular on the right side. What modifications should you make to the AFO? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
Add an ST pad and padding just superior to the medial maleolus
xz xz xz xz xz xz xz xz xz xz xz
A patient was fit with a pair of custom semi-
xz xz xz xz xz xz xz xz xz
rigid orthoses two weeks ago. They are now complaining of discomfort on the plantar aspec
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
t of their feet, just proximal to the 1st met heads. The MOST likely cause of this problem is w
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
hat? - ans-Lack of relief for the flexor hallicus longus tendon.
xz xz xz xz xz xz xz xz xz xz
A patient with positional plagiocephaly has been wearing a custom cranial remolding ortho
xz xz xz xz xz xz xz xz xz xz xz xz
sis for the past 8 months. The patient is not 15 months old and has outgornw the orthosis. T
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
he practitioner should expect the physician will: - ans-
xz xz xz xz xz xz xz xz
Discontinue orthotic treatment since the childs head growth has plateaued. xz xz xz xz xz xz xz xz xz
You are seeing a patient who has recently relocated to the area. They are currently wearing
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
a Cruciform Anterior Stabilization Hyperextension(CASH) orthosis. The patient states they
xz xz xz xz xz xz xz xz xz xz
cannot tolerate the orthosis due to pressure on an ostomy which is located at the midline of t
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
he abdomen, superior to the umbillicus. What is the best option to address this problem? -
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ans-Suggest switchin to a Jewett style orthosis.
xz xz xz xz xz xz xz
After providing a device to a Medicare beneficiary, the practitioner must provide any adjust
xz xz xz xz xz xz xz xz xz xz xz xz xz
ments or repairs without charge for how long? - ans-90 Days
xz xz xz xz xz xz xz xz xz xz
