10 Questions
What is the sodium content range in processed foods?
11–48 mmol/100 g
How is sodium absorbed in the proximal intestine?
By a solute dependent cotransport system
Where is sodium concentrated in the body?
Extracellular fluid
What is the process of sodium absorption in the distal colon coupled to?
Chloride/bicarbonate exchange
What is required for passive water absorption in the intestine?
Active transport of sodium and chloride
What is the sodium content range in natural foods?
0.1 - 3.3 mmol/100 g
Which process is involved in sodium absorption in the proximal intestine?
Solute dependent cotransport system
What is the primary function of sodium in the extracellular fluid?
Contributing to osmolality and charge movement
What is the main reason for the high sodium content in processed foods?
Use of sodium nitrate as a preservative
In which part of the intestine does electroneutral sodium absorption occur?
Distal colon
Test your knowledge of sodium metabolism in the body with this quiz. Explore the role of sodium as a major cation in the extracellular fluid and its presence in natural and processed foods.
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