Nav Rules
Sound signal for a power-driven vessel underway but stopped and making no way.
what is 2 prolonged blasts at an interval of 2 minutes
3 general classifications of burns
What is:
1. First-degree or Superficial
2. Second-degree or Partial Thickness
3. Third-degree or Full Thickness
3 ways to inflate a type V PFD
What is:
1. Oral
2. manual (with pull cord)
3. automatic (with salt tablet)
Define Equilibrium
What is: when the center of gravity and center of buoyancy are in line.
Boat Crew duties and responsibilities.
What is:
1. Helmsman,
2. Lookout,
3. Towing watches,
4. Anchor watch,
5. Assist with piloting and navigation.
6. Rig towing and mooring lines,
7. Act as the boat swimmer,
8. Administer first aid,
9. Operate damage control equipment.
Lights for a vessel underway and engaged in piloting duties.
1. white over red all around lights at or near the mast.
2. Sidelights
3. sternlight
3 types of bleeding
What is:
1. Arterial
2. venous
3. Capillary
Characteristics of a PLB
What is:
1. broadcasts on both 406 MHz and 121.5 MHz.
2. is able to provide a position accurate to within three nautical miles within 90 minutes.
Free Surface Effect
What is: Liquids moving freely within a vessel
9 examples of situations that may cause fatigue (will accept 5)
1. Operating in extreme hot or cold weather conditions.
2. Eye strain from hours of looking through sea-spray blurred windshields.
3. The effort of holding on and maintaining balance.
4. Stress.
5. Exposure to noise.
6. Exposure to the sun.
7. Poor physical conditioning.
8. Lack of sleep.
9. Boredom.
Day Shape for a vessel aground
What is 3 black balls in a vertical line
2 Types of Fractures with a description of each
What is:
1. Compound (open) fracture: The bone has broken, and an open wound is present. The bone may protrude from the wound, leaving little doubt that there is a fracture.
2. Simple (closed) fracture: No open wound is present, but the bone may be broken or cracked. Care must be taken when handling a closed fracture; careless treatment may cause an open fracture, lacerate a blood vessel, or cause other injuries.
H.E.L.P stands for...
What is: Heat Escape Lessening Position
two principal types of stability
What is:
1. Longitudinal
2. Transverse
The "dip" or downward sag in a towline is called...
What is: Catenary
17 distress Signals
What is: Ruel 37
5 signs of shock (will accept 4 signs)
What is:
1. Pulse – weak and rapid,
2 Breathing – shallow and rapid,
3. Skin – pale, cold, clammy (sweating),
4. Pupils – dilated (enlarged),
5. State of consciousness – alert (may be deceiving) to fainting and/or unconscious.
Description of a Type IV PFD
What is: Ring Buoys/Throwable Devices
3 hull types
What is:
1. Displacement hull
2. Plaining hull
3. Semi-displacement hull
Line tending commands for a surface swimmer.
Signal: Tap top of head.
Meaning: I am OK/ Are you OK
Signal: One arm raised over head
meaning: Advance
Signal: One arm waving over head
Meaning: Take in slack/ I am ready to return to the boat.
Signal: 2 arms waving over head
Meaning: Help/ Do you need help
Define rule 5 (Look-Out)
What is:
Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and the risk of collision.
6 major symptoms of heat stroke.
What is:
1. Red skin, hot and dry to the touch.
2. Characteristic body temperature above 105° F (40.5° C)
3. Headache
4. Weak and rapid pulse
5. Confusion, violence, lack of coordination, delirium, and/or unconsciousness
6. Brain damage (if immediate medical treatment is not given).
Post Capsize Procedures (6 Steps. Will accept 5)
1. Climb onto hull of vessel (if possible).
2. Take personnel muster.
3. Activate PLB.
4. Visually scan for possible rescue vessels. If in range, personnel act as a team to signal using pyro, signal mirror, etc.
5. Inventory Survival gear.
6. Stay with the boat until rescued or boat sinks.
Define Righting Moment
the force causing a vessel to react against a roll and return to an even keel.
(the broader a boat’s beam, the more stable that boat will be, and the less likely it is to capsize)
Information in a lookout report.
What is: (BRAD)
Baring
Range
Aspect
Distance