Deck 6: Wheelchairs

Question 1

Wheel locks are intended to be used:

A) to slow a wheelchair when descending a ramp.
B) when transferring in or out of a wheelchair.
C) to prevent a wheelchair from tipping over.
D) only by an attendant.

Answer 1

when transferring in or out of a wheelchair.

Question 2

Low air in pneumatic tires for the push wheels presents a safety hazard because:

A) it reduces cushion effect.
B) it increases the energy to propel the wheelchair.
C) it prevents wheel locks' securing push wheels.
D) the tire may come off the wheel.

Answer 2

it prevents wheel locks' securing push wheels.

Question 3

Reclining-back wheelchairs require additional wheel locks because as the back is reclined, the:

A) side-to-side dimension of the wheelbase decreases.
B) anterior/posterior dimension of the wheelbase increases.
C) center of mass shifts in an anterior direction.
D) center of mass shifts in a lateral direction.

Answer 3

anterior/posterior dimension of the wheelbase increases.

Question 4

Pneumatic tires for caster wheels:

A) reduce opportunity for wheels to become caught in sidewalk cracks.
B) are typically standard.
C) reduce shock absorption.
D) significantly increase the weight of the wheelchair.

Question 5

Pneumatic tires with tread are used on push wheels when the wheelchair is primarily used:

A) outdoors.
B) indoors.

Question 6

List two modifications to push wheel outer rims for use by persons with poor grasp.
a. __________________________
b. __________________________

Question 7

List two advantages of easily removable drive wheels.
a. __________________________
b. __________________________

Question 8

Which characteristic of armrests is MOST appropriate when a person plans to use a lap tray?

A) Removable desk length
B) Adjustable height
C) Full length
D) Fixed desk length

Question 9

List two armrest designs that result in the wheelchair being narrower.
a. __________________________
b. __________________________

Question 10

Front rigging with a footplate only is a(n):

A) legrest.
B) footrest.
C) elevating legrest.
D) fixed legrest.

Question 11

Footrests and legrests are adjustable to fit the length of a patient's:

A) thigh.
B) lower leg.
C) foot.
D) entire lower extremity.

Question 12

Fixed front rigging is MOST often used with a:

A) standard wheelchair.
B) reclining-back wheelchair.
C) fixed-frame wheelchair.
D) tilt-in-space wheelchair.

Question 13

What are three advantages of a fixed-frame wheelchair?
a. __________________________
b. __________________________
c. __________________________

Question 14

Reclining-back wheelchairs require:

A) head support.
B) elevating legrests.
C) extra brakes.
D) all of the above.

Question 15

The fixed angle of the seat to back is an advantage of the:

A) tilt-in-space wheelchair.
B) reclining-back wheelchair.
C) amputee wheelchair.
D) fixed-frame wheelchair.

Question 16

When the seat depth of a wheelchair is too great, the patient may:

A) assume an anterior pelvic tilt.
B) sacral sit.
C) increase weight bearing on the ischeal tuberosities.
D) sit erect.

Question 17

Seat depth is the horizontal distance from the flat back support measured parallel to the solid seat surface to the posterior aspect of the:

A) lower leg.
B) lower leg minus two or three inches.
C) foot with the knee at 60 degrees of flexion.
D) foot minus two or three inches.

Question 18

A seat width that is too great increases the chance that the person using the wheelchair will:

A) lean to rest an arm on the armrest.
B) maintain equal weight bearing on the ischeal tuberosities.
C) sacral sit.
D) develop pressure on the lateral aspect of the pelvis.

Question 19

With the person sitting on a solid flat surface, seat width is determined by measuring the widest aspect of the person's hips or thighs and:

A) adding two inches.
B) adding four inches.
C) subtracting two inches.
D) subtracting four inches.

Question 20

The height of the seat cushion must be calculated into the measurements of all of the following EXCEPT:

A) back height.
B) seat depth.
C) armrest height.
D) footrest length.

Question 21

With the person sitting on a solid flat surface, armrest height is determined by measuring the vertical distance between the seat surface and the person's forearm with the elbow flexed to:

A) 45 degrees.
B) 60 degrees.
C) 75 degrees.
D) 90 degrees.

Question 22

When determining the length of the front rigging, the height of the seat cushion is:

A) added to the measurement.
B) subtracted from the measurement.
C) only added to the measurement when measuring for footrests.
D) only added to the measurement when measuring for legrests.

Question 23

The width of a standard adult wheelchair in inches is:

A) 14.
B) 16.
C) 18.
D) 20.

Question 24

Seat depth of a child wheelchair in inches is:

A) 9.5.
B) 10.5.
C) 11.5.
D) 12.5.

Question 25

Seat-to-floor distance of a narrow adult wheelchair in inches is:

A) 17.5.
B) 18.
C) 20.
D) 22.