USCG Boat Crew Exam Study Guide with Complete Solutions

USCG Boat Crew Exam Study Guide with Complete Solutions Boat crew member duties - Answer️️ --Helm -lookout -anchor watch/ towing watch -act as surface swimmer -administer first aid -operate DC equipment Causes of motion sickness - Answer️️ -imbalance between visual images and the portion of the middle ear that senses motion. Symptoms of motion sickness - Answer️️ --vomiting -increased salivation -unusual paleness -sweating -nausea -drowsiness. Prevention of motion sickness - Answer️️ --stay out of confined spaces -fresh air -look at shore line or horizon -scopalomine patches. ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 2 Causes of fatigue - Answer️️ --extreme hot or cold weather -eye strain -exposure to noise or sun -poor physical conditioning Symptoms of fatigue - Answer️️ --inability to focus -judgmental error -decreased coordination skills & sensory skills -decreased safety & performance -increased irritability Prevention of fatigue - Answer️️ --adequate rest -appropriate dress for weather conditions -rotate crew duties -provide food & refreshments suitable for weather U/W limits for MLB 47' - Answer️️ --Max winds: 50 knots -Max seas:30' -Max surf:20' -Max towing: 2-1/2 in line: 50 ton displacement 3-1/4 in line: 150 ton displacement -Maximum range:200 nautical miles -Max speed: 25 knots @ 2100 RPM Type III PFD - Answer️️ --Can flip a unconscious person face up -worn on shore or cutter based boat missions Anti- exposure coveralls - Answer️️ --Worn over uniform ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 3 -worn only when water temp. is above 50 degrees Thermal protective layers - Answer️️ --layer 1:wickening layer is light weight moisture absorbing thermal underwear -layer 2: thermal fleece, keeping heat inside -layer 3: outer shell, keeps water and outside forces out Dry suit - Answer️️ -is worn when the water temp. is 50 degrees or below Boat crew survival vest - Answer️️ -- emergency signal mirror - signal whistle -MK-124 marine smoke and illumination signal -MK79 signal kit -distress signal light -survival knife - personal locator beacon Emergency signal mirror - Answer️️ --passing aircraft, ground rescue teams, vessles -can be seen great distances Signal whistle - Answer️️ -- can be heard up to 1,100 yards -used during low visibility MK-124 - Answer️️ --Pyrotechnic -day and night ( night has 2 raised bumps