Chapter 7 Flashcards

1
Q

Importance of Vision

A

Effective use of vision is critical to safe driving

Most important human sense to the driving task

60% of the human brain devoted to vision

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2
Q

Q.5 _____is the imaginary

A

b. Line of sight
(can be blocked by obstacles)

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3
Q

When drivers line of sight & path of travel is blocked

A

Decide on lane position & speed adjustments to handle hazards.

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4
Q

3 Types of Vision

A

Central Vision (Tunnel Vision)
Fringe Vision
Peripheral Vision

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5
Q

Central

A

Provides detail of objects
(Front)
Only 3% of drivers tot vision field

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6
Q

Fringe or focal vision

A

Judges depth and position
(45 degree angles)

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7
Q

Peripheral Vision

A

Detects changes in color and object movement (The 30 degrees)

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8
Q

Q1. If you employ a good visual search while driving, You will

A

c. Be searching 20 to 30 seconds ahead of your vehicle

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9
Q

Searching

A

For threatening objects or conditions in traffic depend most upon keeping your eyes moving

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10
Q

Q.4. The most common form of colorblind was is the inability to distinguish between

A

d. Green & blue

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11
Q

Color Blindness

A

Inability to distinguish among colors, driving with colorblindness uses sign shapes as cues to drive safely

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12
Q

Organizing Your Brain

A

Perceive- Decide-Act

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13
Q

IPDE

A

Identify- Predict-Decide-Execute

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14
Q

SIPDE

A

Search-Identify-Predict-Decide-Execute

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15
Q

SEE

A

Search-Evaluate-Execute

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16
Q

Searching

A

Looking far, near, side to side, and the best way to keep from getting involved in emergency driving situations.

17
Q

Visual Lead

A

20-30 seconds ahead

18
Q

Visual Control Zone

A

Adjust speed direction time to safely and smooth let move or slow down
12-15 seconds

19
Q

Final Response

A

4-6 Seconds

20
Q

Sudden Braking

A

Not searching far enough ahead

21
Q

Visual Checks

A

look left or right when changing lanes cause it does not appear in mirrors

22
Q

Q.3. To check your mirror blind areas, you should

A

a. Turn your head & check your shoulder in the direction of the blind area

23
Q

Q.2. When using ground viewing you are not looking for

A

b. The color of a vehicle to your side

24
Q

Ground Viewing

A

Search the ground directly ahead and to sides
Locate markings or unusual road conditions
Shadow on pavement can indicate a slick spot