Unit 08 Sea Sickness - Massachusetts Maritime...

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Capt. Murphy/Unit 08 1 Vessel Familiarization & Basic Safety Training (MT1111) Unit 08 Seasickness
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Capt. Murphy/Unit 08 2 Seasickness Unit Learning Objectives 1. Explain and identify the causes of motion sickness (seasickness). 2. Identify and explain the symptoms of seasickness. 3. Describe the cautions and restrictions on the use of seasickness medications. 4. Identify and describe the types of prophylactic medications 5. Identify and describe the types of non-medicinal remedies 6. Discuss appropriate seasickness prevention measures Seasickness "The deck was deserted, and he crawled to the extreme end of it. There he doubled up in limp agony. The surge and the screw combined to sieve out his soul. His head swelled, his body seemed to lose weight he was fainting from seasickness. The roll of the ship tilted him over the rail. A low, gray mother wave swung out of the fog pulled him down and away. The great green sea closed over him and he went quietly to sleep." From CAPTAIN'S COURAGEOUS by Rudyard Kipling.
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Capt. Murphy/Unit 08 3 Seasickness Seasickness aboard ship is not generally a problem for experienced mariners, though everyone has experienced seasickness at sometime in their career. In survival craft, seasickness is a serious problem. Lifeboats, rescue boats and liferafts have a motion that can make even the most seasoned mariners become seasick. Seasickness induces projectile vomiting which results in a significant loss of body fluid. Inevitably, dehydration results in incapacitation and even death. Seasickness also destroys the will to live, a critical concern in any survival ordeal. Causes of Motion Sickness Motion sickness (seasickness) occurs when there is an imbalance between visual images generated by your eyes and transmitted by the brain to a portion of the middle ear, which senses motion. Motion sickness begins in the inner ear. Vessel motion causes fluid
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Unit 08 Sea Sickness - Massachusetts Maritime...

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