,QGH[ $ decompression . 7-39, 8-33 decompression dives . 9-7 Abducen nerve assessment . 5A-6 emergency free ascent . 7-38 Acclimatization . 3-50 from 40 fsw stop . 14-5 Acoustic nerve assessment . 5A-7 from under a vessel . 7-39 ADS-IV . 1-25 surface-supplied diving . 8-32 Advanced Cardiac Life Support surfacing and leaving the water . 7-40 embolized diver . 20-3 variation in rate . 9-8, 14-14 Air sampling Ascent rate CSS services . 4-9 air diving . 9-7 local . 4-10 closed-circuit oxygen diving . 18-27 procedures . 4-8 delays . 9-8 purpose of . 4-5 delays in arriving at first stop . 14-14 source . 4-6 delays in leaving stop . 14-15 Air supply delays in travel from 40 fsw to surface . 14-15 air purity standards . 8-13 early arrival at first stop . 9-11, 14-14 air source sampling . 4-6 MK 16 . 17-21 criteria . 6-25 Asphyxia . 3-16 duration . 7-14 Atmospheric air emergency gas supply requirements for enclosed components of . 2-14 space diving . 8-6 Atrium . 3-2 flow requirements . 8-14 MK 20 MOD 0 . 8-6 % emergency gas supply . 8-6 flow requirements . 8-6 Bacon, Roger . 1-3 MK 21 MOD 1 . 8-1 Barotrauma emergency gas supply . 8-2 body squeeze . 3-25, 19-8 flow requirements . 8-2 conditions leading to . 3-21 pressure requirements . 8-2 external ear squeeze . .3-24, 3-25, 19-8 preparation . 8-23 face squeeze . 3-25, 19-9 pressure requirements . 8-14 general symptoms of . 3-21 primary . 8-15 inner ear . 3-26, 19-10 procurement from commercial source . 7-16 intestine . 3-26, 19-10 recompression chamber . 22-10 middle ear squeeze . 3-21, 19-8 secondary . 8-15 reverse middle ear squeeze . 3-25 shipboard air systems . 8-20 reverse sinus squeeze . 3-26 standby diver requirements . 8-15 round or oval window rupture . .3-27, 3-28, 19-10 surface air supply requirements . 8-13 sinus squeeze . 3-23, 19-8 water vapor control . 8-15 stomach . 3-26 Altitude diving suit squeeze . 19-9 air decompression . 9-39 thoracic squeeze . 3-25, 19-8 closed-circuit oxygen . 18-18 tooth squeeze . 3-24, 19-9 planning considerations . 6-17 Barracuda . 5C-4 Alveolar sacs . 3-6 Bends Alveoli . 3-2, 3-6 origin of name . 1-6 Aorta . 3-3 Biological contamination Aqua-Lung . 1-10 as a planning consideration . 6-17 Archimedes’ Principle . 2-13 Blasting plan Armored diving suits minimum information . 6-35 development of . 1-7 Blood Arterial gas embolism . 3-29, 20-1 controlling massive bleeding . 5B-1 diagnosing . 20-2 corpuscles . 3-3 preventing . 20-3 hemoglobin . 3-3 Arterioles . 3-2 internal bleeding . 5B-6 Ascent procedures Index Index–1 platelets . 3-5 causes of . 3-17 white blood cells . 3-5 static lung load . 3-17 Bloodworms . 5C-13 Breathing technique Blowout plugs . 7-6 scuba . 7-30 Body squeeze . .3-25, 19-8 Breathing tubes Bottom diving with . 1-2 movement on the . 8-26 Bristleworms . 5C-13 searching on the . 8-27 Browne, Jack . 1-18 Bottom time Buddy diver as a planning consideration . 6-1 buddy breathing procedure . 7-35 definition . 9-2 ice/cold water diving . 11-9 equivalent single dive . 9-3 responsibilities . .6-33, 7-32 mixed-gas diving . 13-4 Buddy line Bottom type tending with . 7-36 as a planning consideration . 6-13 Buoyancy Boyle’s law . .2-17, 12-1 Archimedes’ Principle . 2-13 formula . 12-1 changing . 2-14 Bradycardia . 19-16 scuba . 6-24 Breathhold diving surface-supplied diving systems . 6-25 hazards of . 3-19 water density . 2-13 restrictions . 3-19 Breathing bag & closed-circuit UBA . 17-3 Breathing bags Caisson . 1-5 diving with . 1-3 caisson disease . 1-6 Breathing gas Canister duration analysis . 16-8 MK 16 . 17-12 compressed air MK 25 . 18-11 purity standards . 4-4 Capillaries . 3-2 consumption rates . 13-8 Carbon dioxide continuous flow mixing . 16-7 causes of buildup . 19-3 heating system . 15-9 production of . 3-11 helium properties of . 2-16 purity standards . 4-5 removal . 17-2.