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1 Star Diver Exam

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1. At the end of the a first dive the letter group is H. Now, wanting to plan a second dive, after a break on the surface of 1 hours and 29 minutes. What is the new dive letter group after the time on the surface?
2. The pressure gauge must have a safety valve that will blow after the glass.
3. If you ascend too quickly the nitrogen is cannot be released quickly enough thus contributing to the formation of bubbles in the divers __________
4. All weight belts must have a quick release buckle, which requires a positive action to open them
5. Every time that our body undergoes a loss of heat it responds by trying to maintain a constant temperature in the central zone. This is:
6. When you plan a dive the first thing is to establish the maximum depth to be reached, for examples 13 metres, naturally considering 15 metres on the tables following down the column the limit of permanence at this depth is shown at 100 minutes. Planning to dive for 35 minutes, 30 minutes must be calculated. At this point on the right the corresponding dive letter group, in this case F is found.
7. When diving without reference points and in reduced visibility, the _______________ supplies the diver with information of the route and helps with the return to the starting point.
8. At the end of the a first dive the letter group is F. Now, wanting to plan a second dive, after a break on the surface of 3 hours and 29 minutes. What is the new dive letter group after the time on the surface?
9. Knifes must be used ________________________.
10. At a depth of 15 metres, the pressure inside the lungs will be the equivalent of the ambient pressure:
11. A body immersed in a fluid is ______________by the column fluid above it.
12. The “Octopus” It is fixed to _____________________ of the first stage through a hose than the normal one.
13. All the divers should have at least a basic understanding of first aid and O2 administration.
14. Descending underwater the increase in pressure is constant at ______ Atmosphere every 10 metres.
15. The snorkel allows breathing on the surface with the head underwater thus keeping the seabed in sight
16.

The lead weights usually are fixed to the weight belt; the belt should also...

17. First aid for Decompression Sickness: the application of pure oxygen guarantees greater oxygenation of __________ and helps to lessen the risk of damage
18. The pressure gauge shows the level of pressure in the ____________
19. The regulator enables the diver to breathe underwater. This part the equipment allows _________________.
20. The function of the cardio-circolatory system is to transport and distribute oxygen and to remove residues and _____________
21. In the case of loss of regulator it is necessary to ascent and continue to
22. After a time on the surface the new dive letter group is C. Now wanting to plan a second dive in this case 14 metres for 25 minutes.
What is the new dive letter group at the end of the dive?
23. The ascent starts finning towards the surface, in order to control the speed; the B.C.D. must be ________________.
24. Every time we make a movement we use energy which asks more of our body, requiring a change in the ___________ in order to satisfy this new demand.
25. After a time on the surface the new dive letter group is B. Now wanting to plan a second dive in this case 14 metres for 25 minutes. What is the new dive letter group at the end of the dive?
26. A floating buoy marks the presence of divers underwater. In some countries dive law requires ______________ flag known as an “A FLAG”
27. While you dive, in order to evaluate the hydrostatic equilibrium, is important to consider the relation between volume and weight of:
28. At the end of the a first dive the letter group is H. Now, wanting to plan a second dive, after a break on the surface of 3 hours and 29 minutes. What is the new dive letter group after the time on the surface?
29. Underwater sounds are transmitted ______________ because water has a greater density than air.
30. At the end of the a first dive the letter group is E. Now, wanting to plan a second dive, after a break on the surface of 3 hours and 29 minutes. What is the new dive letter group after the time on the surface?
31. On resurfacing it may be necessary to ______________________ to obtain positive buoyancy or to be able to come out of the water more easily
32. Depth gauge is an instrument that measures the depth before a dive.
33.

During this course all dives will be performed within the limits of non-decompression

34. A personal dive computer can calculate the exact saturation state of our tissue
35. The mask headstrap must
36. It is very important before assembly a regulator check the condition of______________
37. Hypoxia refers to the situation in which the amount of oxygen required by the cell is less than that available to the body
38. Wet suits are generally made of silicone, of different thickness (from 1.5 to 8 mm), lined on the inside and outside with special cloth that make them more comfortable.
39. The tendency of the body to float is:
40. You plan a dive at 23 metres for 23 minutes. What is the corresponding dive letter group when you finsh the dive?
41. The most serious consequence of pulmonary overdistension is the passing of ________ bubbles from the alveoli into the blood stream and is commonly known as air embolism syndrome.
42. “At a constant temperature the volume of a gas varies _____________ with absolute pressure while the density of a gas varies ________ with absolute pressure”
43. During a dive careful attention needs to be paid to controlling the buoyancy, which should be_______________
44. You plan a dive at 29 metres for 22 minutes. What is the corresponding dive letter group when you finsh the dive?
45. Descending and ascending through the bubbles discharged by another diver below, can cause dizziness, try not to look at the bubbles.
46. Always have a keeper on _________________ side of the weightbelt from the buckle.
47. The proper weight to be carried depends on the weather and on the type of dive.
48. The speed at which sound travels through water makes it difficult for his senses to judge _______________
49. Begin the ascent with no less than _____________ in the cylinder.
50. On dive tables the time and depth of the dive are correlated.


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