FLUID AND ELECTROLYTE BALANCE EXAM QUESTIONS AND
Fluid and Electrolyte Balance
ANSWERS (VERIFIED AND WELL DETAILED ANSWERS) LATEST
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UPDATE 2025/2026
1. List functions of most abundant element in the human body; plays a role in body temperature
water in the body. regulation, digestion, and provides lubrication to joints & muscles
2. Describe func- Minerals in the body that have an electric charge. They are vital for maintaining
tions of elec- fluid balance, muscle contraction, and nerve function. Key electrolytes include
trolytes in the sodium, potassium, chloride, calcium, and magnesium.
body.
3. What is main function of fluid balance; found in table salt, salty snacks, broth soups,
Sodium/Chlo- pickles, pretzels, olives
ride's main
function in the
body? Where is it
found in foods?
4. What is Potassi- assists in fluid balance and aids in muscle cramping prevention; found in bell
um's main func- peppers, oranges, bananas, coconut water, sweet potatoes, avocado
tion in the body?
Where is it found
in foods?
5. What is Magne- helps calcium to produce muscle contractions, aids in muscle relaxation & glucose
sium's main func- metabolism; found in green leafy vegetables, beans, nuts, seeds
tion in the body?
Where is it found
in foods?
6. What is Calcium's main functions in bone health, cardiac rhythm, energy & fuel production; found
main function in in dairy, spinach, almonds, green leafy vegetables, broccoli
the body? Where
is it found in
foods?
, Fluid and Electrolyte Balance
Study online at https://quizlet.com/_8jvcjj
7. Define Euhydra- The state of being adequately hydrated; optimal fluid balance within the body;
tion normal level of hydration, absence of dehydration or overhydration
8. Define Hypohy- The state of being under-hydrated or having an uncompensated loss of body
dration water
9. Define Dehydra- A state of body water deficit, which can impair physiological function and perfor-
tion mance.
10. Define The state of excessive water intake leading to an abnormal increase in body water
Hyperhydra- content.
tion/Overhydra-
tion
11. Adverse effects on As little as 1%
performance oc-
cur when some-
one has lost X % of
body weight dur-
ing exercise
12. Dehydration com- inadequate fluid intake, hot or humid environments, prolonged exercise (60
mon causes in- minutes or more), nausea and/or vomiting, diuretic usage
clude
13. Effects of dehy- increased heart rate, higher core temperature, greater perceived exertion, and
dration include higher CHO oxidation
14. Define Hypona- A condition characterized by low sodium concentration in the blood, potentially
tremia occurring from excessive fluid intake relative to solute loss during prolonged
physical activity
15. Define Hypother-
mia
Fluid and Electrolyte Balance
ANSWERS (VERIFIED AND WELL DETAILED ANSWERS) LATEST
Study online at https://quizlet.com/_8jvcjj
UPDATE 2025/2026
1. List functions of most abundant element in the human body; plays a role in body temperature
water in the body. regulation, digestion, and provides lubrication to joints & muscles
2. Describe func- Minerals in the body that have an electric charge. They are vital for maintaining
tions of elec- fluid balance, muscle contraction, and nerve function. Key electrolytes include
trolytes in the sodium, potassium, chloride, calcium, and magnesium.
body.
3. What is main function of fluid balance; found in table salt, salty snacks, broth soups,
Sodium/Chlo- pickles, pretzels, olives
ride's main
function in the
body? Where is it
found in foods?
4. What is Potassi- assists in fluid balance and aids in muscle cramping prevention; found in bell
um's main func- peppers, oranges, bananas, coconut water, sweet potatoes, avocado
tion in the body?
Where is it found
in foods?
5. What is Magne- helps calcium to produce muscle contractions, aids in muscle relaxation & glucose
sium's main func- metabolism; found in green leafy vegetables, beans, nuts, seeds
tion in the body?
Where is it found
in foods?
6. What is Calcium's main functions in bone health, cardiac rhythm, energy & fuel production; found
main function in in dairy, spinach, almonds, green leafy vegetables, broccoli
the body? Where
is it found in
foods?
, Fluid and Electrolyte Balance
Study online at https://quizlet.com/_8jvcjj
7. Define Euhydra- The state of being adequately hydrated; optimal fluid balance within the body;
tion normal level of hydration, absence of dehydration or overhydration
8. Define Hypohy- The state of being under-hydrated or having an uncompensated loss of body
dration water
9. Define Dehydra- A state of body water deficit, which can impair physiological function and perfor-
tion mance.
10. Define The state of excessive water intake leading to an abnormal increase in body water
Hyperhydra- content.
tion/Overhydra-
tion
11. Adverse effects on As little as 1%
performance oc-
cur when some-
one has lost X % of
body weight dur-
ing exercise
12. Dehydration com- inadequate fluid intake, hot or humid environments, prolonged exercise (60
mon causes in- minutes or more), nausea and/or vomiting, diuretic usage
clude
13. Effects of dehy- increased heart rate, higher core temperature, greater perceived exertion, and
dration include higher CHO oxidation
14. Define Hypona- A condition characterized by low sodium concentration in the blood, potentially
tremia occurring from excessive fluid intake relative to solute loss during prolonged
physical activity
15. Define Hypother-
mia
