Appendix and Organ Donation Review Flashcards
List the correct traffic signals with the correct colors for
a light.
Red
Yellow
Green
Red, Yellow, Green
What are Traffic Control Devices?
Help and guide the flow of traffic. These include signs,
signals and pavement.
What does each color of a traffic signal mean?
red- Stop
yellow- Stop if safe
green- Go if safe
Why are traffic control devices so important?
They need to control the flow of traffic so people know when to stop and go.
What may happen in heavy traffic or emergency
situations without traffic control devices?
There will be a police officer that controls traffic.
What should you do in a case where there are no
signals?
If neither are there, treat it like a four-way stop sign.
When should a pedestrian not walk?
When there is a steady raised-palm symbol
When should a pedestrian walk?
White, Steady Pedestrian, Silhouette/Countdown Pedestrian, Sign with Steady Pedestrian, Silhouette
What are the 3 basic categories of traffic signs and what
do they mean?
- Warning- These signs warn motorists of hazards and
dangers ahead that are difficult to see - Guidance- Guidance signs guide motorists to a
destination
by clearly identifying the route. - Regulatory- Signs that regulate traffic speed and
movement are called
regulatory signs.
What do colors of signs mean?
a. red sign - stop
b. green - movement permitted/direction guide
c. yellow - warning
d. blue - services
e. black - regulatory
f. white - regulatory or services
g. orange - construction/maintenance
h. brown - recreation
What do the standard shapes mean?
a. octagon- stop
b. rectangle- regulatory
c. triangle- yield
d. pennant- no passing
e. pentagon- school
f. round- railroad
What do warning signs look like?
Yellow Diamond with a type of symbol in the middle.
What do construction signs look like?
Are usually orange diamonds
What do motorist signs look like?
Blue Rectangles or squares
What are the guidance signs?
Signs that identify destinations and directions for motorists.
