Scuba Diving Safety Procedures, Exams of Nursing

Download Scuba Diving Safety Procedures and more Exams Nursing in PDF only on Docsity!

PADI midterm (ch 1-3)

As I descend, I need to equalize air spaces. Which of the following are accepted way if equalizing my ears? a. Block my nose and attempt to gently blow through it b. Swallow and wiggle the jaw from side to side c. Block my nose and blow forcefully for an extended period - correct answer a. Block my nose and attempt to gently blow through it b. Swallow and wiggle the jaw from side to side During a descent, I try to equalize but discover I'm having trouble doing so. Which of the following is correct? a. slow my descent, signal my buddy to slow down, and equalize more forcefully b. stop my descent, signal my buddy, ascend slightly and try again c. continue my descent while equalizing repeatedly d. signal my buddy, ascend to the surface and start my descent over - correct answer b. stop my descent, signal my buddy, ascend slightly and try again I should equalize a. Early and often, before I feel discomfort b. When I begin to feel discomfort c. Only if I experience pain - correct answer a. Early and often, before I feel discomfort I should not dive with a cold, nor use medications to dive with a cold a. True b. False - correct answer a. True The most important rule in scuba diving is

a. breathe continuously and never hold my breath b. always dive with a buddy c. keep my mask on while in he water, even at the surface d. check my SPG at least every couple of minutes - correct answer a. breathe continuously and never hold my breath Failure to follow the most important rule in scuba diving can cause serious lung overexpansion (lung rupture) injuries, which in turn can cause paralysis and death. a. true b. false - correct answer a. true If I feel discomfort in a body air space while ascending, the correct action is to: a. Continue my ascent while blowing against blocked nostrils b. Stop, descend slightly and give trapped air time to work its way out. c. Descend at least 10metres/33feet, then resume my ascent - correct answer b. Stop, descend slightly and give trapped air time to work its way out. My buddy and I are planning a dive to 18 metres/60 feet. We would expect our air supply to last ______ at 10 metres/33 feete, all else being the same. a. longer than b. shorter than c. the same as - correct answer b. shorter than During a dive, I swim hard to keep up with the fish that interests me, but shortly I begin to feel like I can't get enough air. The correct action would be to: a. Signal my buddy and head up to the surface b. Use the regulator purge button to boost air flow c. Stop all activity and rest to restore proper deep, slow breathing - correct answer c. Stop all activity and rest to restore proper deep, slow breathing An object that is neutrally buoyant in fresh water will _____ in salt water.

a. sink b. float c. be neutrally buoyant - correct answer b. float The three overall benefits of the buddy system are practicality, safety, and fun a. True b. False - correct answer a. True The primary considerations when choosing any piece of scuba gear are: a. suitability b. brand c. fit d. comfort - correct answer a. suitability c. fit d. comfort I'm planning to dive the following week and am checking my gear. I put my kit together and notice that my regulator seems to breathe harder than I remember. The appropriate action would be to: a. Have it inspected and serviced as needed by a professional before using it b. Go ahead and use it, but limit my dive depth to 10metres/33feet c. Wash it in fresh water and see if the problem persists - correct answer a. Have it inspected and serviced as needed by a professional before using it There is no way to use a DIN regulator on a yoke cylinder valve. a. true b. false - correct answer b. false It is important to master buoyancy control because it allows me to control whether I descend, float or am neutrally buoyant. I adjust my buoyancy frequently while diving. a. true

b. false - correct answer a. true I take a colorful fish identification slate with me while diving. Looking at the slate underwater at 12 metres/40feet, I would expect the slate to look a. smaller/farther away b. more colorful c. less colorful d. larger/closer - correct answer c. less colorful d. larger/closer While underwater, I want to move efficiently by a. moving as quickly as possible b. being streamlined c. having just a little more weight than I actually need d. swimming slowly and steadily e. maintaining proper trim - correct answer b. being streamlined d. swimming slowly and steadily e. maintaining proper trim During a dive, I can't stop shivering. The proper response would be to a. exit the water immediately, dry off, and seek warmth b. exit the water as planned, but wear more exposure protection next time c. exit the water when convenient, and swim rapidly to warm up - correct answer a. exit the water immediately, dry off, and seek warmth During a dive, my buddy and I have to swim hard because of an unexpected current. If I were to begin to feel fatigued, have labored breathing, experience a feeling of suffocation or air starvation, and perhaps feel like I may panic, I should a. signal "up" and head to the surface b. switch to an alternate air source

c. stop all activity, signal my buddy and rest - correct answer c. stop all activity, signal my buddy and rest When planning our dive, my two buddies and I agreed that the general procedure for buddy separation would be adequate. If during the dive I find I am with one buddy but can't see the other, which of the following applies? a. this is a buddy separation. stay with the remaining buddy and search for no more than a minute, then reunite on the surface b. this is a buddy separation. stay with the remaining buddy, return to where the missing buddy was last seen and wait c. this is a buddy separation. the remaining buddy and I should split up and look for the missing buddy d. this is not a buddy separation for the remaining buddy and me. stay with the remaining buddy and continue the dive while the one who is missing looks for us - correct answer a. this is a buddy separation. stay with the remaining buddy and search for no more than a minute, then reunite on the surface the buddy system is ________ responsibility. a. my buddy's b. the divemaster's c. my d. no one's - correct answer c. my My fin strap comes loose (later I discover that I didn't buckle it properly) while swimming at the surface in choppy waves. Which of the following habits would help me as I handle this problem? a. Having my mask on and a mouthpiece in my mouth. b. Having enough air in my BCD for adequate buoyancy c. Staying close to and signaling my buddy - correct answer a. Having my mask on and a mouthpiece in my mouth. b. Having enough air in my BCD for adequate buoyancy c. Staying close to and signaling my buddy I'm about the begin descent with my buddy. Which of the following steps should I take before actually beginning my decent?

a. equalize my ears b. orient myself to something at the surface c. check that my computer is active d. confirm that my buddy is ready e. add air to my BCD - correct answer c. check that my computer is active d. confirm that my buddy is ready My buddies and I are wearing wet suits for exposure protection. As I descend, my buoyancy will __________, so I should ___________ to control my buoyancy. a. remain constant, do nothing b. increase, release air infrequently from my BCD in large amounts c. increase, release air frequently from my BCD in small amounts d. decrease, add air infrequently to my BCD in large amounts e. decrease, add air frequently to my BCD in small amounts - correct answer e. decrease, add air frequently to my BCD in small amounts I should never descend or ascend without a reference that I can follow or make contact with. a. True b. False - correct answer b. False As a prudent, conservative diver, the following are normal parts of my ascents: a. ascending at 18 m/60 ft per minute (or slower if specified by my computer) b. inflating my BCD to begin my ascent c. stopping for 3 minutes at approximately 5 m/15 ft d. adjusting my buoyancy in small amounts frequently - correct answer a. ascending at 18 m/60 ft per minute (or slower if specified by my computer) c. stopping for 3 minutes at approximately 5 m/15 ft d. adjusting my buoyancy in small amounts frequently

While boat diving, my buddy and I finish our safety stop and ascend to the surface. When I reach the surface, I should a. Switch to my snorkel, inflate my BCD and signal "okay" to the dive master b. Signal "okay" to the dive master, switch to my snorkel and inflate my BCD c. Inflate my BCD, switch to my snorkel and signal "okay" to the divemaster - correct answer c. Inflate my BCD, switch to my snorkel and signal "okay" to the divemaster A _____ suit has insulation provided by a later of air and ungergarment. a. wet b. dry c. skin - correct answer a. dry Proper fit is important to keep water trapped against your body with this suit. a. wet b. dry c. skin - correct answer a. wet A _____ suit provides little or no insulation. a. wet b. dry c. skin - correct answer c. skin which of the following can be a problem before the dive when diving on a warm day in a wet or dry suit? a. proper weighting b. entering the water c. overheating d. hypothermia - correct answer c. overheating I fi have only one cutting tool, the recommendation is that I wear it where _______ hand can reach it.

a. my right b. my left c. my dominant d. either - correct answer d. either One way to avoid disorientation while distending and ascending is to a. close my eyes b. stay away from any objects c. follow a reference d. monitor my air supply closely - correct answer c. follow a reference My buddy and I are diving from a boat and there's a mild current. In most circumstances, we would ____________ for the first part of the dive. a. swim into the current b. let the current carry us c. not try to go anywhere - correct answer a. swim into the current My buddy and I get disoriented while boat diving There is a mild current, and we surface away from the boat. We should ____________. If unable to reach the boat or too tired we should ____________. a. swim into the current to get ahead of the boat, re-descend and return to the bottom b. swim across the current to reach the trail line, become buoyant and signal the boat to pick us up c. signal that we are okay, swim for shore d. swim with the current until rested, swim to the bottom and swim into the current - correct answer b. swim across the current to reach the trail line, become buoyant and signal the boat to pick us up My buddy and I remain neutrally buoyant and stay above the bottom enough to avoid contact. We do this because bottom contact a. may injure or kill fragile aquatic life b. tends to disturb the bottom and reduce the visibility

c. increase the risk of accidental cuts, scrapes, or stings - correct answer a. may injure or kill fragile aquatic life b. tends to disturb the bottom and reduce the visibility c. increase the risk of accidental cuts, scrapes, or stings When assessing conditions, if there is anything that causes me significant anxiety or concern, if I can't address it, I should not dive. Ultimately, I am responsible for my own safety, so only I can make the final decision to dive. a. true b. false - correct answer a. true When planning to dive in an environment that is new to me, it is recommended that I get a local orientation from an experienced diver or professional who knows the procedures, hazards, points of interest and other factors unique to the environment. a. true b. false - correct answer a. true Risks of diving beyond my training and experience limits include that a. in some forms of diving, the hazards are not obvious b. it can cause mr to have a false sense of security c. anxiety from doing so can distract me from noticing other problems - correct answer a. in some forms of diving, the hazards are not obvious b. it can cause mr to have a false sense of security c. anxiety from doing so can distract me from noticing other problems While planning a shore dive, my buddy says it will be "no problem" diving in high surf that I've never been trained in nor have experience with. Looking at the surf, I don't think I am prepared for diving in it. My best response is to a. agree to dive, but be ready to back out at any moment b. make the dive using the techniques I've learned for little to mild surf c. politely refuse to dive and suggest an alternate location with no significant surf - correct answer c. politely refuse to dive and suggest an alternate location with no significant surf

To prevent and/or handle injuries caused by aquatic life, I should a. generally touch animals if I want, but only if I am familiar with them b. watch where I put my feet, hands and knees c. wear an exposure suit d. treat all organisms with respect e. be familiar with potentially hazardous animals where I'm diving f. be prepared to provide first aid for aquatic life injuries g. touch only dead stinging organisms - correct answer b. watch where I put my feet, hands and knees d. treat all organisms with respect e. be familiar with potentially hazardous animals where I'm diving f. be prepared to provide first aid for aquatic life injuries My buddy and I accidentally find ourselves in a rip current. There are no special, local procedures, so we follow the generally recommended action of:= a. inflating our BCDs and swimming against the current b. deflating our BCDs and swimming against it on the bottom c. deflating our BCDs and swimming parallel to the shore d. inflating our BCDs and swimming parallel to the shore - correct answer d. inflating our BCDs and swimming parallel to the shore Depending upon my location, tides can cause significant change to depth, currents and visibility, or they may have hardly any effect a. true b. false - correct answer a. true When boarding a dive boat, the diver master asks me to fill my name in on the roll. The reason for this is to a. make sure I paid

b. check my certification number c. see if I have a buddy d. make sure everyone's aboard after each dive - correct answer d. make sure everyone's aboard after each dive The best entry is usually the a. giant stride b. back seated roll c. easiest one - correct answer c. easiest one I should stay well away from the propeller at all times, even when the engine isn't running a. True b. False - correct answer a. True My buddy and I are diving from a boat and there's a mild current. There is a line from the back of the boat. The purpose of the line leading to the mooring line is to a. provide a backup to the mooring line b. allow us to swim to it if we surface away from the boat c. guide our descent to the bottom d. let us pull ourselves to the mooring line - correct answer d. let us pull ourselves to the mooring line My buddy and I surface and the boat is not in sight, nor is there a float and we are beyond sight of shore. We should inflate our BCDs, deploy out surface signaling devices and stay together. a. True b. False - correct answer a. True Training that expands and develops my skills in preventing and managing problems include: a. PADI Digital Underwater Photographer b. PADI Rescue Diver

c. PADI Emergency Oxygen Provider d. Emergency First Responder Primary and Secondary courses - correct answer b. PADI Rescue Diver c. PADI Emergency Oxygen Provider d. Emergency First Responder Primary and Secondary courses At the surface, I have a problem. If I have not already done so, the first thing I should do is a. Make myself buoyant (inflate BCD and/or drop weights) b. Ask for help c. Relax and avoid overexertion - correct answer a. Make myself buoyant (inflate BCD and/or drop weights) A diver at the surface beings to struggle. He has wide, unseeing eyes and he has pushed off his mask. His BCD isn't inflated and he doesn't inflate it when the divemaster calls for him to do so. This diver is ____________. To help, I should first ____________. a. in control; encourage the diver to relax b. in control; tow the diver c. out of control; provide encouragement d. out of control; make myself and the diver buoyant (inflate BCD/drop weights) - correct answer d. out of control; make myself and the diver buoyant (inflate BCD/drop weights) With an unresponsive diver underwater, the primary concern is ____________. Once at the surface, besides establishing buoyancy and calling for help, the primary concern is ____________. a. replacing the mouthpiece, towing to safety rapidly b. getting the victim to the surface, checking for breathing and providing rescue breaths if the victim isn't breathing c. compressing the torso, providing emergency oxygen - correct answer b. getting the victim to the surface, checking for breathing and providing rescue breaths if the victim isn't breathing While diving, I begin to feel exhausted and air-starved because I have been swimming strenuously. I should

a. descend slightly b. signal "stop" and rest c. immediately ascend d. switch to an alternate air source - correct answer b. signal "stop" and rest In helping an unresponsive diver, after you check for breathing and provide CPR as needed (once out of the water), which of the following has the highest priority? a. Contact emergency medical care b. Give the diver emergency oxygen c. Keep the diver warm d. Write down what happened - correct answer a. Contact emergency medical care Although it shouldn't have happened, on a dive I fail to watch my SPG and run out of air. I don't have a pony bottle or self-contained ascent bottle. My buddy is about 12 metres/40 feet away, and has an alternate second stage. My best option is probably to a. make a normal ascent b. ascend using an alternate air source c. make a Controlled Emergency Swimming Ascent d. make a buoyant emergency ascent - correct answer c. make a Controlled Emergency Swimming Ascent Any diver who has been unresponsive in or under water requires medial examination, even if the person seems fully recovered. a. True b. False - correct answer a. True At a minimum, I should have ___ visual and ___ audible signaling devices. a. 1, 1 b. 2, 1 c. 1, 2

d. 2, 2 - correct answer a. 1, 1 My buddy and I are underwater within 6 metres/20 feet of our float with a locally-recognized dive flag. We hear a boat, and it sounds close and is getting closer. a. This isn't an issue. The flag will keep the boat at a safe distance b. We should stay deep enough to be safe. The boater may not see or recognize the flag. - correct answer b. We should stay deep enough to be safe. The boater may not see or recognize the flag.