PST Exit Exam • Set 9 Question 7 of 30
During the first 24 hours in a life raft, what is the medical rule regarding fresh water consumption?
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Direct Answer
Option A: No water should be issued during the first 24 hours (unless injured/sick) to conserve supplies and body fluid balance
Except for casualties, water is withheld for 24 hours because the human body retains fluid initially; conserving water extends survival endurance.
All Options
A
No water should be issued during the first 24 hours (unless injured/sick) to conserve supplies and body fluid balance
(Correct Answer)
B
Drink full 1.5 liters immediately on boarding
C
Drink 500 ml every hour
D
Mix sea water with fresh water 50/50
Detailed Explanation & Context
Except for casualties, water is withheld for 24 hours because the human body retains fluid initially; conserving water extends survival endurance.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Survival Techniques (PST).
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