Decompression sickness - Study guides, Class notes & Summaries

NAUI Nitrox Diver 2024 Real Exam with Complete Solutions In 1878, Paul Bert established that _____, liberated as bubbles following sudden decompression was the cause of decompression sickness. - Answer-Nitrogen Nitrox is a _____ breathing gas. - Answer-Mid-Range Nitrox provides the greatest advantages for dives in the _____ depth range. - Answer-15-33m (50-110ft) As a gas is heated in a rigid closed container its pressure will: - Answer-Increase If one quantity of gas will dissolv...

Delta FA training midterm review with complete solutions What type of reporting system would you use to report issues such as: aircraft emergency, passenger disruption, medical emergency, or security issues? SRS What type of reporting system would you use to report issues such as: catering issues, aircraft cleanliness, flight delays, or IFE issues? FACTS An event such as a passenger illness or failure to comply with FAA regulations needs to be reported in SRS by when? Upon the completion of y...

CH 2 : What is the most important rule in scuba diving? never hold your breath CH 4 : Describe from start to finish the steps to disassembling your scuba system - remove accessories and weights - decompress the system : turn the valve knob completely clockwise, decompress the second gauges (purge button or auto inflator button to vent air remaining in the hoses) - detach the LP hose from the inflator assembly by pulling the collar back on the quick disconnect , unscrew the yoke knob u...

Explain the purpose of Hyperbaric Oxygen Therapy (HBO) correct answer: - Means of increasing the PO₂ by increasing the barometric pressure List the diseases/disorders that can be treated with hyperbaric O₂ therapy correct answer: - CO poisoning - Decompression sickness (bends) - Tissue transplants/graphs - Anaerobic infections (gas gangrene) What are the pressures in which HBO therapy is conducted? correct answer: - Most HBO therapy is conducted at pressures between 2-3 atmospher...

ARMY AEROMEDICAL ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS 2024/2025. 2 / 7 1. 6 Hour Flight Restriction: Centrifuge Run(high G)- Min. 6hrs and no side effectremain. 2. 12 Hour Flight Restrictions (ASIA): AlcoholSimulator Sickness Immunizations Anesthesia (local or Regional) 3. 24 Hour Flight Restrictions (PHDs): Plasma Donation Hypobaric Chamber Flights (>25k ft. P is restricted to 10k)Decompression >10k ft. Scuba diving 4. 48 Hour Flight Restrictions: Anesthesia (general, spi...

SSI ITC Final Exam Questions with 100% Correct Answers 2023. Developing the SSI Network benefits dive centers by: A. increasing communication between dive centers and resorts B. only increasing the flow of new divers to resorts C. decreasing communication between dive centers and resorts D. only increasing the flow of new divers to centers - Correct Answer-A. increasing communication between dive centers and resorts An SSI Professional must ____ to maintain active status. A. complete the...

When assessing a conscious patient with an MOI that suggests spinal injury, you should: determine if the strength in all extremities is equal. During your assessment of a 20-year-old man with a severe headache and nausea, you ask him when his headache began, but he does not answer your question immediately. You should: allow him time to think about the question and respond to it. While at the scene of a motor vehicle crash, you determine that there are two critically injured patients and t...

Advanced Scuba Chapter Quizzes (NAUI) Latest Update Graded A+ What is the best technique for preventing air consumption fatigue during a dive? Conserving energy, maintaining neutral buoyancy, and breathing slowly can help reduce air consumption and prevent fatigue. How should a diver react if they lose contact with their dive buddy? The diver should stop, remain calm, and make a slow, deliberate search for their buddy, using hand signals or light signals if needed. What does the te...

Earplugs A-Aid equalization of the middle of the ear B- Protect against cold C-Should never be worn while diving D-Protect ears from squeeze - Answer- C The first symptom of a sinus squeeze is usually: A- a dull pain deep within the head B- a sharp pain at the base of the neck C- a crushing pain high in the chest D- a sharp pain above the eyes - Answer- D One atmosphere of pressure is defined as: A-Each 34 ft of depth in freshwater B-Each 33 ft of depth in seawater C-1 ata ...

True or False. Dive computers work by monitoring the presences of so-called 'silent bubbles using ultrasound. (Ans- False What may happen if you go too deep or stay too long? (Ans- You may not be able to make a direct ascent to the surface without substantially increasing your risk of decompression sickness and your dive computer may require you to make a series of decompression stops A decompression stop is: (Ans- Pausing at a fixed depth for a specified period of time to allow exc...