Physiology Quizzes  

Electrolytes and Osmolytes Quiz 1

1- Females have ___ body water because they have ___ than males
more, more electrolytes
less, more fat
more, less muscle
less, less nephrons


2- Main difference between intracellular and extracellular fluids
Na+ levels
cation levels
K+ levels
all of the above


3- An electrolyte
is a charge ion
its concentration is measured in mEq
drives water movement due to its charge
1st and 2nd are correct


4- Major difference between interstitial fluid and plasma
osmolarity
electrolyte concentration
protein concentration
1st and 3rd are correct


5- Shortly after a volume of isotonic fluid enters the interstitial compartment
volume of the interstitial compartment increases
volume of the intracellular compartment increases
added fluid volume equilibrates between the interstitial and intracellular compartments
volume of interstitial compartment decreases


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Answers:

1- Females have ___ body water because they have ___ than males
Answer: less, more fat


2- Main difference between intracellular and extracellular fluids
Answer: Na+ levels


3- An electrolyte
Answer: 1st and 2nd are correct ( is a charge ion AND its concentration is measured in mEq)


4- Major difference between interstitial fluid and plasma
Answer: protein concentration


5- Shortly after a volume of isotonic fluid enters the interstitial compartment
Answer: volume of the interstitial compartment increases