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PADI Open Water Diver Certification Exam Questions And Answers Verified 100% Correct

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PADI Open Water Diver Certification Exam Questions And Answers Verified 100% Correct What is buoyancy? - ANSWER An upward force acting on an object in the water, canceling the pull of gravity What causes buoyancy? - ANSWER The upwards force is caused by the water displaced by the object, and is equal to the weight of displaced water positive buoyancy - ANSWER The object weighs less than the water it displaces, so it floats neutral buoyancy - ANSWER The object weighs the same as the water it displaces, neither sinking nor floating negative buoyancy - ANSWER The object weighs more than the water it displaces, so it sinks Why does salt water cause more buoyancy than fresh water? - ANSWER It has dissolved minerals in it, so a given volume weighs more than fresh water What 2 pieces of equipment do I normally use to control buoyancy? - ANSWER The weight system and the BCD (buoyancy control device) How does descending affect my buoyancy? - ANSWER The volume decreases, reducing buoyancy, so you ADD air to the BC How does ascending affect my buoyancy? - ANSWER The volume increases, adding buoyancy, so you RELEASE air from the BC How does breathing affect my buoyancy? - ANSWER Inhaling adds, exhaling reduces What is the buddy system? - ANSWER Diving with another diver What are the 3 most important considerations in choosing scuba equipment? - ANSWER Suitability, fit, and comfort How do I generally care for scuba equipment? - ANSWER Rinse everything in fresh water and dry it in the shade and store in a cool, dry place Why do I need a mask? - ANSWER It provides an air space so your eyes can focus because light behaves differently underwater Why does my mask need to enclose my nose? - ANSWER Because the mask creates an air space, you need your nose to blow in it to equalize it Why do I need a snorkel? - ANSWER It saves your air supply while your face is in the water What are 2 basic fin styles? - ANSWER Full-foot and adjustable strap What consists of your scuba kit? - ANSWER Buoyancy control device, regulator, air cylinder, weight system What 5 components make up a BCD? - ANSWER Inflatable bladder, harness/jacket and cylinder band, low pressure inflator (LPI) mechanism, overpressure/quick dump exhaust valve, weight system inflatable bladder - ANSWER Controls buoyancy harness/jacket and cylinder band - ANSWER Holds cylinder on back low pressure inflator (LPI) mechanism - ANSWER Inflates bladder with air from your cylinder with the touch of a button overpressure/quick dump exhaust valve - ANSWER Vents air if the bladder is overfilled weight system - ANSWER Contain weight pockets that you release and drop in case of emergency What 2 special maintenance considerations do BCDs have? - ANSWER Rinse the inside of the bladder with fresh water, and store them partially inflated to keep the bladder from sticking together What 5 components make up a regulator? - ANSWER First stage, second stage, alternate air source, low pressure inflator (LPI) hose, submersible pressure gauge (SPG) first stage - ANSWER Supplies air to all the other components, connecting to the cylinder valve by screw or clamp, reduces cylinder pressure to intermediate pressure (above surrounding pressure) alternate air source - ANSWER An extra second stage you use for sharing air with a buddy Attaches in triangle area between chin and hips second stage - ANSWER Reduces pressure to surrounding pressure, delivers air upon inhalation, vents exhalation Goes over right shoulder low pressure inflator (LPI) hose - ANSWER Supplies air to your BCD inflator submersible pressure gauge (SPG) - ANSWER Hose that tells you air pressure remaining in your cylinder Goes under left arm What is the most important consideration in choosing a regulator? - ANSWER The ease of breathing yoke system - ANSWER Holds first stage to cylinder with a clamp DIN system - ANSWER Regulator screws into valve What 3 special maintenance considerations do regulators have? - ANSWER Rinse first stage individually, run water through second stage, have professional overhaul it about every year What 2 components make up a scuba cylinder? - ANSWER The aluminum/steel container and the valve to control air flow What is a burst disk? - ANSWER A safety device that relieves overpressure by rupturing and releasing air What is the most important feature in my weight system? - ANSWER A quick release that will enable you to float with an uninflated BC Why use more than 1 weight system? - ANSWER It will help distribute weight trim - ANSWER The orientation and balance of a swimmer in the water - the ideal is horizontal danger/hazard - ANSWER okay - ANSWER

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Instelling
PA. 23
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PA. 23

Voorbeeld van de inhoud

PA Study Guide Ch. 23 Exam Questions And Answers
Verified 100% Correct


The nurse is assessing the abdomen of an adult client and observes a purple
discoloration at the flanks. The nurse should refer the client to a physician for possible
ANSWER: Internal bleeding

While assess an adult client's abdomen, the nurse observes that the client's umbilicus is
deviated to the left. The nurse should refer the client to a physician for people -
ANSWER: Masses

While assessing an adult client's abdomen, the nurse observes that the client's
umbilicus is enlarged and everted. The nurse should refer the client to a physician for
possible -ANSWER: Umbilical hernia

The nurse assess an adult male client's abdomen and observes diminished abdominal
respirations. The nurse determines that the client should be further assessed for -
ANSWER: peritoneal irritation

The nurse is assessing the bowel sounds of an adult client. After listening to each
quadrant, the nurse determines that bowel sounds are not present. The nurse should
refer the client to a physician for possible -ANSWER: Paralytic ileus

While assessing the abdominal sounds of an adult client, the nurse hears highpitched
tingling sounds throughout the distended abdomen. The nurse should refer the client to
a physician for possible -ANSWER: Intestinal obstruction

17. During a physical examination of an adult client, the nurse is preparing to auscultate
the client's abdomen. The nurse should -ANSWER: Use the diaphragm of the
stethoscope

18. To palpate the spleen of an adult client, the nurse should -ANSWER: Place the
right hand below the left costal margin

19. The nurse is planning to assess a client's abdomen for rebound tenderness. The
nurse should -ANSWER: Palpate deeply while quickly released pressure

20. To assess an adult client for possible appendicitis and a positive psoas sign, the
nurse should -ANSWER: Raise the client's right leg from the hip

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