CMC Vehicle Modifications & Driving Assessment 2

Question 1

Which type of hand control is most appropriate for a driver who needs simultaneous acceleration and braking capability with one hand?

Accepted Answer

Electronic hand control with proportional input

Answer

Electronic proportional hand controls allow precise modulation of both acceleration and braking simultaneously through a single input device, ideal for drivers with limited upper extremity function.

Question 2

A driver with C6 complete spinal cord injury is being evaluated. Which steering device is typically most appropriate?

Accepted Answer

Tri-pin steering device

Answer

A tri-pin device provides secure wrist/hand placement for individuals with C6 SCI who have wrist extension but limited hand grip.

Question 3

When assessing a client for left-foot accelerator use, the primary safety concern the CMC must address is:

Accepted Answer

Ensuring the original right accelerator is disabled or removed

Answer

The original right-side accelerator must be disabled or removed to prevent inadvertent activation when a left-foot accelerator is installed.

Question 4

Which RESNA standard primarily governs the securement of wheelchairs used as seats in motor vehicles?

Accepted Answer

ANSI/RESNA WC-19

Answer

ANSI/RESNA WC-19 (also aligned with ISO 7176-19) sets crashworthiness requirements for wheelchairs used as vehicle seats.

Question 5

A client reports that their powered steering system feels 'vague' after a recent vehicle modification. The most likely cause is:

Accepted Answer

Incorrect tie-rod adjustment post-lift installation

Answer

Lift installations that alter vehicle suspension geometry can affect tie-rod alignment, resulting in vague or imprecise steering feel.

(CMC) Certified Mobility Consultant Practice Test

(CMC) Certified Mobility Consultant Practice Test

CMC Vehicle Modifications & Driving Assessment 2