TF Fluid Control Knees Lecture Quiz

Question 1

The primary reason to use any fluid controlled knee vs a friction controlled knee is:

Answer 1

• allow the patient to walk atvarying speeds without excessive heel rise

Question 2

Patients must completely unload a hydraulic knee in order to sit

T or F

Answer 2

False

Question 3

Which statment about pneumatic fluid control is correct

Answer 3

pneumatic fluid is compressible

Question 4

Which of the following knees can be locked in full extension by the use to allow push up

Answer 4

Mauch SNS

Question 5

What activties can be performed only with a knee unit that has stance flexion yielding (NOT just a stance flexion feature)?

Answer 5

descending stairs step over step
descending ramps

Question 6

Pneumatic knees can provide sufficient stance flexion resistance for stance phase control

T or F

Answer 6

false

Question 7

The primary advantage of a pneumatic knee over a hydraulic knee is:

Answer 7

tend to be light weight and quiet

Question 8

Hydraulic knees can provide stance flexion resistance due to:

Answer 8

incompressibility of liquids