26. Fluid and Electrolyte Balance, Acid Base Balance

What is the most abundant cation in intracellular fluid?

The only cation exerting significant osmotic pressure in the ECF is __________.

A major stimulus for the release of antidiuretic hormone is __________.

Parathyroid hormone (PTH) increases Ca²⁺ deposition in the bones.

When atrial natriuretic peptide is released by the heart because of increased blood pressure, it causes __________.

When the concentration of Na⁺ in the ECF decreases, __________.

Antidiuretic hormone (ADH) acts on the __________ to __________ water excretion.