California DMV Motorcycle Knowledge Test (M1)Rules of the Road and Impaired RidingMedium
You are riding on a multi-lane highway and need to change lanes. Before initiating the lane change, you perform a head check. What is the primary purpose of this head check?
- ATo ensure your turn signal is functioning correctly.
- BTo look for road hazards in the lane you are currently occupying.
- CTo check your mirrors for vehicles directly behind you.
- DTo confirm that the lane you are entering is clear of traffic, especially in your blind spots.
Show answer & explanationAnswer & explanation
Correct answer: D. To confirm that the lane you are entering is clear of traffic, especially in your blind spots.
A head check (looking over your shoulder) is essential for confirming that your blind spots are clear. Mirrors do not show everything, and a head check is the only way to be certain there isn't a vehicle or motorcycle hidden from view before changing lanes.
Why the other options are wrong
- A. Turn signal function is checked by observing the indicator light on your dashboard, not with a head check.
- B. Looking for road hazards is a continuous process, but the head check's specific purpose is for blind spot clearance during a lane change.
- C. Checking mirrors for vehicles directly behind you is part of mirror use, but the head check specifically addresses blind spots.
Blind Spot Head Check
A quick, deliberate turn of the head to look over the shoulder, performed before a lane change or turn, to visually confirm that no vehicles are present in the motorcycle's blind spots.
- Mirrors do not eliminate all blind spots.
- Essential before any lateral movement (lane change, turn).
- A quick glance, not a prolonged stare.
Memory trick: Mirror, signal, head check, go – safety first, you know!