FMTB-W BLOCK 2 (100% CORRECT
ANSWERS)
Question : What is the largest component of the human body
Correct answer: Water
Question : How much does water account for of the human
body
Correct answer: Forty-Five to Seventy Percent
Question : What is Dehydration
Correct answer: a loss of water and important blood salts like
potassium and sodium
Question : What are a few predisposing factors to dehydration
Correct answer: alcohol consumption, inadequate diet, age
and high body mass index
Question : With mild to moderate levels of dehydration what
do individuals experience
Correct answer: fatigue, headache, decreased heat tolerance,
cognitive deterioration, reduction in strength.
Question : What are the most common signs of dehydration
Correct answer: Thirst, fatigue, light headedness, headache,
dizziness, confusion and dry mouth
Question : What are the two ways to rehydrate someone when
you suspect dehydrations
Correct answer: Orally or intravenously
Question : how many liters of sweat can an individual sweat
in approx. 1 hour
Correct answer: One
Question : When will individuals perceive that they have
thirst
Correct answer: deficit of at least two percent body weight
loss has resulted
Question : What should you do to prevent dehydration before
activities
Correct answer: Drink extra water until urine output is clear
in color
Question : What are some preventative measures to take to
combat dehydration while doing activities
Correct answer: Take several fluid breaks ever hour
Question : What is the key prevention of dehydrations
Correct answer: Education to the troops.
Question : What is hyponatremia
Correct answer: occurs when sodium and water loss in sweat
results in dehydration and sodium depletion.
Question : When is hyponatremia usually seen
Correct answer: in individuals during prolonged activity in
hot environments
Question : What makes you predisposed to getting
hyponatremia
Correct answer: exercise in amounts greater than four hours,
low body weight, over hydration, nsaids, and extreme hold/cold environments
Question : Who should treat hyponatremia
Correct answer: Medical officer
Question : If you suspect hyponatremia what should you do
Correct answer: TACEVAC as soon as possible
Question : What can produce stress on the body, which if not
counterbalanced may result in heat injury or death
Correct answer: High internal body temperatures
Question : What does dehydration lead to
Correct answer: heat stress, increased susceptibility to heat
injury, reduced work performance, and degraded mission capability