All SNI divers (adults and 'nauts) must complete the AAUS test with a passing grade (80% or higher) to participate in SNI open water dives. Part 2 of the AAUS Test includes 56 multiple choice questions about diving physiology, diving environment, diving skills, emergency skills, and the SNI diving program. This is a TIMED CLOSED BOOK test. You have 60 minutes to complete it.
Excessive perspiration
Moisturizing dry inhaled air
Saltwater absorbing moisture from the skin
The extreme amount of energy expended during a dive
Vascular canal
Intravascular tube
Eustachian tube
Semi-circular canal
Caisson's disease
Asphyxia
Diver's disease
Alcoholic intoxication
Arterial gas embolism
Decompression sickness
Nitrogen narcosis
Hypothermia
Water vapor
Nitrogen
Oxygen
All of the above
Anorexia nervosa
Carbon dioxide excess
Asphexia
Pneumorthorax
A clear thought process
Impairment of thought
The inability to sense pleasure
Increased precision in motor skill function
Slightly faster and shallower than you normally breathe
The same as you normally breathe
Slightly slower and shallower than you normally breathe
Slightly slower and deeper than you normally breathe
Euphoria
Convulsions
Bright, red skin
Decreased body core temperature
Edema
Hemorrhage
Thrombosis
Barotrauma
Increases the level of carbon monoxide in the blood.
Increases tolerance for exercise.
Lowers of the number of beats per minute of the heart.
Provides greater resistance to decompression sickness.
Lung squeeze/block
Ear squeeze/block
Sinus squeeze/block
Air embolism
Breathe 100 percent oxygen during scuba dives.
Decompress correctly.
Breathe compressed air only.
Breathe normally at all times during ascent and never hold his/her breath.
90 feet per minute
30 feet per minute
70 feet per minute
60 feet per minute
A pinnacle
A thermocline
A halocline
An upwelling
Ripple marks in the sand.
Sun brightness/available light.
Bottom contours.
All of the above.
A feeder current
Undertow
A rip current
The Gulf Stream
Surf
Tide
Tidal current
Surge
A halocline
A thermocline
A thermal zone
A reverse thermocline
Having your buoyancy compensator partially inflated for slight positive buoyancy.
Being fully equipped.
Getting as close to the water’s edge as possible after timing the sets and lulls to match your entry with the smallest waves.
Entering the water as slowly as possible immediately after a wave breaks, getting beyond the surf zone quickly, before the next wave breaks.
Defensive
Offensive
Aggressive
Planned
Cilia
Thorns
Barbs
Nematocysts
Wave period
Wave sets
Wave length
Swell period
The application of a stinging neutralizing agent.
Applying a tourniquet.
Wrapping the injured site tightly with a bandage.
To do nothing.
Do nothing
Add air to your buoyancy device
Let air out of your buoyancy device
Add weight to your weight belt