Which of these situations happens when water is lost from the ECF but electrolytes are retained
A)Both ECF and ICF become more dilute.
B)Osmosis moves water from the ICF to the ECF.
C)The osmolarity of the ECF drops.
D)There is an increase in the volume of the ICF.

Question

Quizplus · Accepted Answer

When water is lost from the extracellular fluid (ECF) but electrolytes are retained, the osmolarity of the ECF increases. This creates an osmotic gradient that causes water to move from the intracellular fluid (ICF) to the ECF to balance the osmolarity, leading to situation B.

Which of These Situations Happens When Water Is Lost from the ECF