Question 1

In what position should the transfemoral knee bolt be located relative to a line extending from the trochanter to the ankle (TKA line)for maximal stability?

Accepted Answer

A)  Exactly centered
B)  More anteriorly
C)  More posteriorly
D)  None of the above C

Question 2

Circumduction is a displacement exhibited in swing phase if

Accepted Answer

A)  the prosthesis is too long.
B)  the patient is reluctant to bend the knee.
C)  the socket is loose.
D)  all of the above. D

Question 3

A Syme prosthesis includes

Accepted Answer

A)  a foot-ankle assembly.
B)  a shank.
C)  a suspension component.
D)  all of the above. A

Question 4

Standing a transtibial prosthesis on a table for examination,the anterior socket bulge and the posterior brim should be

Accepted Answer

A)  at the same level.
B)  posterior brim higher.
C)  posterior brim lower.
D)  none of the above.

Question 5

Which of the following is not true regarding the fluid-filled friction mechanism of a prosthetic knee unit?

Accepted Answer

A)  It decreases asymmetry between the sound and prosthetic limbs.
B)  Friction varies with velocity of knee movement.
C)  It assists the pendulum action to swing the limb.
D)  It has an internal extension aid.

Question 6

An SC/SP suspension has one motion advantage (SC feature):__________________ and one functional disadvantage (SP feature):________________________ but may be the only option for this level of transtibial amputation:___________________________.

Accepted Answer

A)  Flexion-extension support; difficulty fully flexing; long tibial limb
B)  Flexion-extension support; difficulty fully extending; short tibial limb
C)  Medial-lateral support; difficulty kneeling; long tibial limb
D)  Medial-lateral support; difficulty kneeling; short tibial limb

Question 7

Which two sides of the quadrilateral socket are higher to maintain proper support?

Accepted Answer

A)  Anterior and medial
B)  Anterior and posterior
C)  Anterior and lateral
D)  Posterior and medial

Question 8

Which of the following imposes the greater energy requirement during gait?

Accepted Answer

A)  Vascular transtibial short limb
B)  Traumatic unilateral transfemoral
C)  Vascular transtibial long limb
D)  Traumatic bilateral transtibial

Question 9

The prosthetic knee unit has the following repair list to be done: tighten friction mechanism,replace extension bumper,tighten or replace the extension strap,and repair piston.What ambulation knee problems,in order,would be noted prior to the repairs?

Accepted Answer

A)  Slowed extension,knee hyperextension,slow extension at end of swing,noise
B)  Abrupt extension,knee hyperextension,slow extension at end of swing,noise
C)  Slowed extension,excess knee flexion,abrupt extension,hydraulic fluid leak
D)  Abrupt extension,excess knee flexion,abrupt extension,hydraulic fluid leak

Question 10

Your client is an elderly woman,also receiving renal dialysis,but who is otherwise a candidate for a transfemoral prosthesis prescription.Which is the following would be the least likely to benefit this individual?

Accepted Answer

A)  Total suction socket
B)  Temporary prosthesis
C)  Socket liners and socks
D)  Fluid-friction knee with braking mechanism

Question 11

The prosthetic examination includes

Accepted Answer

A)  examining the individual standing and during gait.
B)  examining the prosthesis itself (off the patient) .
C)  A only.
D)  A and B.

Question 12

A transtibial socket is aligned on the shank to enhance loading on the patellar ligament,prevent genu recurvatum,and facilitate quadriceps contraction; it is also aligned to reduce loading on the fibular head.What angle accomplishes the former and what angle accomplishes the latter benefit?

Accepted Answer

A)  Slight flexion; slight lateral tilt
B)  Slight flexion; slight medial tilt
C)  Slight lateral tilt; slight flexion
D)  Slight lateral tilt; slight extension

Question 13

Which of the following accurately depicts the most common cause of amputation and the age/gender affected?

Accepted Answer

A)  Soft tissue tumor,elderly male
B)  Trauma,young adult male
C)  Trauma,young adult female
D)  Bone tumor,adult male

Question 14

A frail elderly person may be fitted with a single-axis articulated foot with a soft rear bumper for all of the following reasons EXCEPT

Accepted Answer

A)  it is durable.
B)  it is less expensive than multiple-axis.
C)  it is lighter than multiple-axis.
D)  it will allow easier dorsiflexion with the soft bumper.

Question 15

A client may be more functional on uneven terrain if the prosthetic foot is a SAFE foot rather than traditional SACH because of its

Accepted Answer

A)  articulation.
B)  medial-lateral motion
C)  lightness.
D)  all of the above.

Question 16

Explain why an endoskeletal prosthesis may require special care as well as occasional repair.
___________________________________________________________________

Accepted Answer

The answer of Explain why an endoskeletal prosthesis may require...

Exam 32: Prosthetics

In what position should the transfemoral knee bolt be located relative to a line extending from the trochanter to the ankle (TKA line) for maximal stability?

Circumduction is a displacement exhibited in swing phase if

A Syme prosthesis includes

Standing a transtibial prosthesis on a table for examination,the anterior socket bulge and the posterior brim should be

Which of the following is not true regarding the fluid-filled friction mechanism of a prosthetic knee unit?

An SC/SP suspension has one motion advantage (SC feature) : and one functional disadvantage (SP feature) : but may be the only option for this level of transtibial amputation:_________.

Which two sides of the quadrilateral socket are higher to maintain proper support?

Which of the following imposes the greater energy requirement during gait?

The prosthetic knee unit has the following repair list to be done: tighten friction mechanism,replace extension bumper,tighten or replace the extension strap,and repair piston.What ambulation knee problems,in order,would be noted prior to the repairs?

Your client is an elderly woman,also receiving renal dialysis,but who is otherwise a candidate for a transfemoral prosthesis prescription.Which is the following would be the least likely to benefit this individual?

The prosthetic examination includes

A transtibial socket is aligned on the shank to enhance loading on the patellar ligament,prevent genu recurvatum,and facilitate quadriceps contraction; it is also aligned to reduce loading on the fibular head.What angle accomplishes the former and what angle accomplishes the latter benefit?

Which of the following accurately depicts the most common cause of amputation and the age/gender affected?

A frail elderly person may be fitted with a single-axis articulated foot with a soft rear bumper for all of the following reasons EXCEPT

A client may be more functional on uneven terrain if the prosthetic foot is a SAFE foot rather than traditional SACH because of its

Explain why an endoskeletal prosthesis may require special care as well as occasional repair. ___________________________________________________________________

Exam 32: Prosthetics

In what position should the transfemoral knee bolt be located relative to a line extending from the trochanter to the ankle (TKA line) for maximal stability?

Circumduction is a displacement exhibited in swing phase if

A Syme prosthesis includes

Standing a transtibial prosthesis on a table for examination,the anterior socket bulge and the posterior brim should be

Which of the following is not true regarding the fluid-filled friction mechanism of a prosthetic knee unit?

An SC/SP suspension has one motion advantage (SC feature) :__________________ and one functional disadvantage (SP feature) :________________________ but may be the only option for this level of transtibial amputation:___________________________.

Which two sides of the quadrilateral socket are higher to maintain proper support?

Which of the following imposes the greater energy requirement during gait?

The prosthetic knee unit has the following repair list to be done: tighten friction mechanism,replace extension bumper,tighten or replace the extension strap,and repair piston.What ambulation knee problems,in order,would be noted prior to the repairs?

Your client is an elderly woman,also receiving renal dialysis,but who is otherwise a candidate for a transfemoral prosthesis prescription.Which is the following would be the least likely to benefit this individual?

The prosthetic examination includes

A transtibial socket is aligned on the shank to enhance loading on the patellar ligament,prevent genu recurvatum,and facilitate quadriceps contraction; it is also aligned to reduce loading on the fibular head.What angle accomplishes the former and what angle accomplishes the latter benefit?

Which of the following accurately depicts the most common cause of amputation and the age/gender affected?

A frail elderly person may be fitted with a single-axis articulated foot with a soft rear bumper for all of the following reasons EXCEPT

A client may be more functional on uneven terrain if the prosthetic foot is a SAFE foot rather than traditional SACH because of its

Explain why an endoskeletal prosthesis may require special care as well as occasional repair. ___________________________________________________________________

An SC/SP suspension has one motion advantage (SC feature) : and one functional disadvantage (SP feature) : but may be the only option for this level of transtibial amputation:_________.