30 Questions
What is the purpose of blanketing a stretcher according to the text?
To provide warmth for shock or environmental conditions
How are rescuers instructed to place the web portion of the harness behind the casualty's neck?
Behind the neck
What action should rescuers take after pulling on the webbing to snug the harness on the wearer?
Pull harder on the webbing
How can rescuers move a casualty to a safer area after applying the harness?
By dragging or pulling the casualty like a sled
What is one of the objectives of blanketing a stretcher mentioned in the text?
To allow a rescuer to access vital signs and injuries quickly
What is emphasized about the comfort of casualties in rapidly applied harnesses according to the text?
Casualties feel no discomfort from a rapid harness application
What is the primary objective of mine rescue work?
To recover casualties as quickly as possible
What type of anchor attachment requires three feet of rope plus length needed to wrap around the anchor?
Figure 8 follow through with a Figure 8 on a Bight
Why is safety stressed at all times in rope rescue activities?
To highlight the danger of rope rescue work
In what scenario is the ring bend extremely difficult to untie once loaded?
Wrap-3-Pull-2 tied properly with the tied ends facing the load and against the anchor
What is risk management in technical rescue a result of?
Experience, training, and personal judgement
What angle between the legs is recommended to be kept less than 45° in a Basket Hitch?
Greater than 45°
Why must the skills and techniques shown in the chapter be used by experts only?
Due to their complexity and level of difficulty
What is the basic goal of any rescue recovery operation?
To remove the casualty as quickly as possible with maximum safety
What is the recommended strength of an anchor in relation to the rope's diameter?
At least 10 times the rope's diameter
Why do mine rescue workers need ropes and harnesses?
To allow them to reach injured individuals in dangerous places
When is a Basket Hitch not recommended for use?
When the direction of pull is changing, and legs will not load evenly
Which anchor attachment results in very little strength loss if properly tied with the ends facing the load and against the anchor?
Wrap-3-Pull-2
What is the purpose of a prusik grab point in a compound system?
To connect two mechanical advantages together
What does a slipping prusik indicate in a compound system?
Excessive forces applied in the system
When should a ratchet prusik be used in a haul system?
To safely hold a load while resetting
Why might mechanical rope grab devices be damaging to the rope in a compound system?
Excessive force is applied during usage
What does it mean to add a prusik minding pulley in a compound system?
Allow the prusiks on the haul line to operate as a safety belay
How is the total mechanical advantage calculated in a compound system?
By multiplying the mechanical advantages of each system
What is the preferred technique when there are double rails on the stretcher?
Threading under the bottom rail for a tighter fit
Where should the last bight loop be placed to ensure safety?
Well away from the throat
What should be done when reaching the top cross member during the process of tying off on the stretcher frame?
Tighten each running end over the casualty's shoulders
What is recommended to avoid interference with rigging systems during the tying process?
Keep left over rope or webbing under all to prevent falling out
What method uses webbing to secure a casualty in a stretcher and takes longer to remove than the herringbone method?
Diamond lashing method
How should one release the herringbone basket stretcher tie-in to let the patient out of the stretcher?
Undo last part of tie-in, then pull bends out each side
Study Notes
Rope Rescue Objectives
- Primary objective of mine rescue work is the safe recovery of casualties from dangerous and inaccessible places.
Personal Protection Equipment
- Use of ropes and harnesses to reach injured and to raise or lower them to safety.
Key Concepts and Definitions
- Rope rescue is a dangerous activity, and safety must be stressed at all times.
- Risk management is a result of experience, training, and good personal judgment.
Ropes, Webbing, and Hardware
- Use of ropes, webbing, and hardware, and their uses in rescue work.
Tying Knots, Bends, and Hitches
- Importance of tying a number of knots, bends, and hitches used in rescue work.
Preparing Rescue Harnesses
- How to prepare rescue harnesses and secure a patient to a rescue stretcher.
Setting up Anchor Systems
- How to set up a safe anchor system.
Building Mechanical Advantages
- How to build mechanical advantages.
Building Safety Belays
- How to build safety belays and the radium release hitch.
Blanketing a Stretcher
- Objectives of blanketing a stretcher:
- Provide warmth for shock or environmental conditions
- Ensure comfort and avoid pressure points on the casualty's body
- Allow quick access to vital signs and injuries
- Keep blankets from getting into rigging systems
Diamond Lashing
- Method of securing a casualty in a stretcher using webbing.
- Takes longer to remove from a stretcher than the herringbone method.
Rope Anchor Attachments
- Figure 8 follow-through with a Figure 8 on a Bight.
- Tensionless hitch: used on cylinder-shaped anchors.
- Simple Slung (Single Loop): wraps a single strand of webbing around an anchor.
Prusiks
- Prusik grab point (or haul prusik): attaches one MA to another in compound systems.
- Allows one to pull the other in a Z-Rig, allowing a mechanical advantage to pull on itself.
- Ratchet prusik: placed in a haul system to safely hold a load while resetting the pulling mechanical advantage.
Learn the correct procedure for applying a tourniquet in a first aid situation. This quiz covers important steps to ensure a tight fit and safety for the casualty.
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