Scuba Diving Fundamentals, Exams of Nursing

Download Scuba Diving Fundamentals and more Exams Nursing in PDF only on Docsity! NAUI Scuba Certification Exam (Recreational Diver) actual solution _____ is a feature of the NAUI Green Diver Initiative website. (List the 3) - answer ✅✅1. Online logbook 2. Personal page 3. Informational articles _____ is the underwater movement of water caused by wave action that you will experience when diving in areas close to shore. - answer ✅✅Surge ______ is a worldwide emergency network of hyperbaric chambers and diving physicians. - answer ✅✅Divers Alert Network (DAN) A _____ calculates your remaining allowable bottom time while diving. - answer ✅✅Dive computer. A _____ compensates for the compression of a wetsuit as you descend underwater. - answer ✅✅Compensating weight belt. A _____ is made from foam neoprene. - answer ✅✅Wetsuit A _____ is suitable for warm, tropical diving. - answer ✅✅Dive skin A _____ plan is a written plan of your destination and your expected time of return that is left with someone on shore so they can summon help if you do not return within a reasonable time. - answer ✅✅Float A _____ uses undergarments for insulation. - answer ✅✅Dry suit A depth that is equivalent to one atmosphere in the ocean is equal to _________ feet in sea water and _________ feet in fresh water. - answer ✅✅33; 34 A diver experiencing panic should: - answer ✅✅Stop, rest and breathe slowly and deeply until you recover. A diver on the surface waving his/her hand overhead and thrashing violently indicates: - answer ✅✅Distress. A diver with a group letter of "F" making a dive to 60 ft has a residual nitrogen time of: - answer ✅✅36 minutes A diver with blood and mucous in his/her mask upon surfacing will most likely have: - answer ✅✅Sinus squeeze. A diver's body heat is lost through conduction (primarily) at a rate of approximately _________ times more rapidly than in air. - answer ✅✅25 A diver's inability to equalize his/her ears during ascent could cause: - answer ✅✅A block or reverse block. A diving watch must be able to withstand pressure and measure _____. - answer ✅✅Elapsed time. Completing this entry level scuba certification course makes you knowledgeable and skillful enough to dive safely in or at: - answer ✅✅Open water with conditions similar to those in which you were trained. Continued loss of body heat in cold water will produce: (List the 3 points) - answer ✅✅1. Muscle cramps. 2. Progressive immobility. 3. Insensibility to pain. Currents which suddenly appear and disappear are: - answer ✅✅Transitory During descent, a diver's buoyancy tends to _____. - answer ✅✅Decrease Essential features found on all BCs are: (List the 3 main) - answer ✅✅1. Power inflator mechanism. 2. Overpressure relief valve. 3. Inflator/deflator hose. Examples of natural navigation aids divers may use during dives include: (List the 3 points) - answer ✅✅1. Ripple marks in the sand. 2. Sun brightness/available light. 3. Bottom contours. Factors that can affect the breathing ease of a snorkel are: (List the main 2) - answer ✅✅Length, and diameter For optimum no-decompression bottom times, plan repetitive dives so that each successive dive is to _________ depth. - answer ✅✅a shallower Four main actions you should consider in giving first aid for diving accidents are: - answer ✅✅1. Maintain basic life support. 2. Call for help. 3. Treat for shock. 4. Deliver 100% oxygen. Generally, for maximum efficiency, your breathing should be: - answer ✅✅Slightly slower and deeper than you normally breathe. If a diver's surface air consumption rate is 25 psi per minute, what would be the consumption rate at 66 feet of seawater? - answer ✅✅75 psi per minute If during a dive you and your buddy become separated, you should: - answer ✅✅Spend no more than one minute looking then surface. If it is suspected that the air in a tank is contaminated due to its smell or taste: - answer ✅✅Do not use the tank and immediately call the dive shop that filled the tank so they can investigate the problem. If pressure is lowered too quickly, excess nitrogen absorbed by a diver can come out of solution within the tissues and cause: - answer ✅✅Decompression sickness If the distance to the water is several feet, use the _____ entry. - answer ✅✅Giant Stride If the temperature surrounding a rigid container full of gas increases, the pressure of the gas increases. (T/F) - answer ✅✅True If you are able to sit at the edge of the water, use the _____ entry. - answer ✅✅Seated side If you are careless about your buoyancy control, you can break off pieces of coral or rub off its protective coating. (T/F) - answer ✅✅True If you are diving wearing an exposure suit, you should _____ to safely control buoyancy as you descend. - answer ✅✅Add air to your buoyancy device. If you are entering the water from a small boat, use the _____ entry. - answer ✅✅Back roll If you are making repetitive dives, you are limited to a depth of ______. - answer ✅✅30 meters (100 feet) If you are weighted to be neutral in salt water and you dive in fresh water with the same amount of weight, you will float. (T/F) - answer ✅✅False If you must walk in fins, you must walk _____. - answer ✅✅Backwards. If you receive your entry level training in the surf off California and then move to Boston, the best way of becoming familiar with the diving procedures specific to Boston and the east coast area is to: - answer ✅✅Contact an active, preferably NAUI, instructor in Boston and dive with him or her. If your dive buddy complains to you about having aching pain in his/her shoulder one hour after the dive, you might suspect: - answer ✅✅Decompression sickness Immediately upon reaching the dive site, you should: - answer ✅✅Observe conditions. In the United States, scuba cylinders must be internally inspected every _____ and pressure tested every _____. - answer ✅✅1 year, 5 years. It is advisable that a sport/recreational diver: - answer ✅✅Avoid the decompression dives. The _____ clear of your snorkel requires the least amount of energy. - answer ✅✅Displacement The _________ line is the direction of travel line on the compass. - answer ✅✅Lubber. The absolute pressure in the ocean at 53 feet (16 meters) is: - answer ✅✅2.6 atmospheres absolute The amount of water vapor in the air is known as: - answer ✅✅Humidity The dive knife is used primarily as a _____ for digging, cutting, pounding and prying. - answer ✅✅Tool The first aid for sea stings, such as those from jellyfish is: - answer ✅✅The application of a stinging neutralizing agent. The first color lost in the spectrum upon descent during a dive is _____. - answer ✅✅Red The following rate of ascent for diving is acceptable when using the USN/NAUI dive tables: - answer ✅✅30 feet per minute. The last thing to check before making a giant stride or any water entry is that: - answer ✅✅The area below is clear. The main concern in diving is: - answer ✅✅Equipment misuse The maximum dive time for a dive to 60 ft is _________ minutes. - answer ✅✅55 The minimum surface interval recommended between two dives is _________ minutes. - answer ✅✅60 The minimum surface interval required to avoid stage decompression after a dive to 88 ft for 18 minutes, followed by a dive to 78 ft for 23 minutes is: - answer ✅✅3 hr, 58 minutes The most important feature of a weight belt is _____. - answer ✅✅Quick release. The NAUI Diving Hand Signals are standard in the United States diving community and are usually recognized in other countries as well. (T/F) - answer ✅✅True The NAUI Green Diver Initiative is free to join. (T/F) - answer ✅✅True The NAUI Green Diver Initiative was formed by the National Association of Underwater Instructors (NAUI) in association with the _____. - answer ✅✅Disney Worldwide Conservation Fund The objective of an entry is to _____. - answer ✅✅Enter the water with minmal effort. The optimal method of knowing that you have air in an emergency is to: - answer ✅✅Carry a contingency supply. The predictable daily rise and fall of the ocean at a single point is called: - answer ✅✅The tide. The preferred action to take if you find yourself alone and out of air at 30 feet in open water is: - answer ✅✅Emergency swimming ascent. The primary purpose of the exposure suit is to: - answer ✅✅Preserve body heat during dives. The responsibility of your well being depends on: - answer ✅✅You The stage of the regulator which reduces tank pressure is: - answer ✅✅The first stage. The three general types of injury resulting from lung overexpansion are air embolism, pneumothorax and _____. - answer ✅✅Tissue emphysema There are many opportunities to work as a diving professional. (T/F) - answer ✅✅True Three main types of _____ are back floatation, jacket, and horse collar. - answer ✅✅BCs. To ensure that it is clear to be ditched if necessary, you should put the weight belt on _____. - answer ✅✅After the scuba unit. To prevent air embolism, a diver should: - answer ✅✅Breathe normally at all times during ascent and never hold his/her breath. To prevent losing your balance when donning fins, you can _____. (List the 3 ways to help put them on) - answer ✅✅1. Use the figure-4 position 2. Sit down 3. Use your buddy's shoulder for support To relieve a cramp in the calf: - answer ✅✅Bend the toe of the fin toward the knee to stretch the muscle. To render first aid for venomous fish wounds: - answer ✅✅Flush the wound to clean, soak in hot water, obtain medical attention. Two methods of measuring air pressure are BAR or: - answer ✅✅pounds per square inch 3. Water movement. Which of the following are NAUI-Sanctioned Specialty Courses? (List the 3) - answer ✅✅1. Underwater Photographer 2. Night Diver 3. Underwater Ecologist Which of the following is an example of a man-made site? - answer ✅✅Breakwater Which of the following is an example of a natural site? - answer ✅✅Coral reef Which of the following is an example of an overhead environment? - answer ✅✅Ice Which of the following is the point at which a sudden change in water temperature occurs? - answer ✅✅A thermocline. Which of the following limits should be established prior to every scuba dive? (The two times and _______ air pressure) - answer ✅✅Maximum bottom time, maximum depth, minimum air pressure. Which of the following most readily provides assistance to a diver? - answer ✅✅The diving buddy. Which of the following will help to prevent seasickness? - answer ✅✅Settle yourself in a midway point of the boat You and your buddy should don your scuba units _____. - answer ✅✅As a team. You can clear your regulator second stage of water by doing the _____ or the _____ clear. - answer ✅✅Blast, purge. You can prevent a mask from fogging under water by lowering the _____ of the water. - answer ✅✅Surface tension You do not need special training to use a dry suit. (T/F) - answer ✅✅False You may need to don or remove your equipment in the water if: (List the 3 points) - answer ✅✅1. The boat you are using is too small to allow equipment handling. 2. An item of gear needs to be adjusted. 3. If your scuba unit gets caught in fishing line. You must be a certified NAUI Scuba Diver to join the NAUI Green Diver Initiative. (T/F) - answer ✅✅False You need to be a skilled swimmer to learn to be a scuba diver. (T/F) - answer ✅✅False You should check your submersible pressure gauge every _____ minutes in shallow water and more frequently in deeper water. - answer ✅✅5 You should dive _____ your buddy. - answer ✅✅Side-by-side with You should have a contingency plan for: - answer ✅✅Each step of your dive plan. You should have your regulator serviced by a certified repair technician: - answer ✅✅At least once per year. You should record all dives in your logbook because _____. (List the 3 points) - answer ✅✅1. You might be required to show proof of experience. 2. There are laws in parts of the world that require you to log dives. 3. Dive operators may review your logbook before they will provide services. You should rinse your BC internally because _____ inside your BC can cause damage. - answer ✅✅ANY type of water (Salt, Chlorine, Dirt) Your body weight does not affect your buoyancy. (T/F) - answer ✅✅False Your entry-level NAUI Scuba Diver certification is a "license to _____." - answer ✅✅learn Your first dive is to 17 meters (56 feet) for 31 minutes and it is followed by a 1 hour SIT. The second dive is to 16 meters (52.5 feet). What is the AMDT for the second dive? What is your Letter Group if you reach the AMDT? - answer ✅✅19, I Your first dive is to 18 meters (60 feet) for 30 minutes followed by a 30-minute SIT. The second dive is to 15 meters (50 feet) for 30 minutes. What is your Letter Group after the second dive? - answer ✅✅J Your first dive is to 60 ft for 50 minutes. You spend one hour and 40 minutes on the surface, what is your adjusted maximum dive time at 60 ft? - answer ✅✅19 minutes Your first dive of the day begins at 8:00 a.m. and is to a depth of 18 meters (60 feet) for 31 minutes. You make a precautionary decompression stop at 5 meters (15 feet) for 3 minutes. The second dive begins at 10:05 a.m., is to a depth of 16.8 meters (55 feet), and lasts for 24 minutes. You make a precautionary decompression stop at 5 meters (15 feet) for 3 minutes and surface at 10:32 a.m. Your third dive, which begins at 12:36 p.m., is to 15 meters (50 feet) for 31 minutes. You make a precautionary decompression stop at 5 meters (15 feet) for 3 minutes. What time do you surface from this dive and what is your Letter Group? - answer ✅✅1:10, I Your first dive of the day is planned for a depth of 18 meters (60 feet), begins at 9:30 a.m., and lasts for 23 minutes. The actual depth of the dive is 16.7 meters (55 feet). You make a precautionary decompression stop at 5 meters (15 feet) for 3 minutes, you surface at 9:56 a.m. and remain out of the water until 10:40 a.m. Your next dive is to a depth of 15 meters (50 feet) for 23 minutes. You make a precautionary decompression stop at 5 meters (15 feet) for 3 minutes. You surface at 11:06 a.m. and have a SIT of 1 hour and 50 minutes. At 12:56 p.m., you begin your third dive to a planned depth of 12 meters (40 feet), but you end up reaching a depth of 13.7 meters (45 feet) with an ADT