Divers alert network dan - Study guides, Revision notes & Summaries

The minimium surface interval required to avoid decompression after a dive to 88 feet for 18 min followed by a dive to 78 feet for 23 min is... - Answer - 4hr, 49 min when the pressure of nitrogen is balanced between the air and your body, you are at a state of _____ - Answer - equilibrium Immediately upon reaching the dive site you should... - Answer - observe conditions The absolute pressure in the ocean at 16 meters/53 feet is - Answer - 2.6 atmospheres absolute A diver's bod...

Rescue Scuba NAUI | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS At the most basic level, the responsibility for preventing diving accidents belongs to: - Answer -Each individual diver An absolute contraindication to participation in underwater activity is: - Answer -Chronic Obstructive Pulmonary Disorders (COPD) A temporary contraindication to diving activity is one that: - Answer - Precludes someone from participating while the condition exists Which category o...

SDI Exam Questions and Answers Already Passed Objects under water appear: Closer and larger than they do on land What happens to colors under water As you descend, colors appear to fade, not intensify. Blues and grays are the last remaining colors at depth. Because sound travels faster under water: Sound's increases speed under water makes it harder to determine the direction from which it is coming. Water conducts heat away from your body ___ times faster than air does 25 The presence of t...

Rescue Scuba Naui At the most basic level, the responsibility for preventing diving accidents belongs to: - Answer- Each individual diver An absolute contraindication to participation in underwater activity is: - Answer- Chronic Obstructive Pulmonary Disorders (COPD) A temporary contraindication to diving activity is one that: - Answer- Precludes someone from participating while the condition exists Which category of contraindication to diving activity recognizes that each individual...

Objects under water appear: - ANSWER-Closer and larger than they do on land What happens to colors under water - ANSWER-As you descend, colors appear to fade, not intensify. Blues and grays are the last remaining colors at depth. Because sound travels faster under water: - ANSWER-Sound's increases speed under water makes it harder to determine the direction from which it is coming. Water conducts heat away from your body ___ times faster than air does - ANSWER-25 The presence of thermocli...

CFRN Exam 489 Questions with Verified Answers What is the worst stressor in transport? - CORRECT ANSWER Vibration. Physical effects on crew & patient plus affects ECG and increases ETCO2. Increase padding to decrease vibration Gravitational forces cause what? - CORRECT ANSWER Pooling of blood Negative impacts on transport - CORRECT ANSWER Fatigue Dehydration Cold, high, & dry What stressor impacts physical assessment most? - CORRECT ANSWER Noise Vision Impairment - CORRECT ANSWE...

CFRN Exam 489 Questions with Verified Answers What is the worst stressor in transport? - CORRECT ANSWER Vibration. Physical effects on crew & patient plus affects ECG and increases ETCO2. Increase padding to decrease vibration Gravitational forces cause what? - CORRECT ANSWER Pooling of blood Negative impacts on transport - CORRECT ANSWER Fatigue Dehydration Cold, high, & dry What stressor impacts physical assessment most? - CORRECT ANSWER Noise Vision Impairment - CORRECT ANSWE...