Definitions Flashcards
Cation
Positively charged ion
Anion
Negatively charged ion
Excretion expressed mathematically =
filtration - reabsorption + secretion
Hypertonic solution
Higher concentration of impermeant solutes
Hypotonic solution
Lower concentration of impermeant solutes
Osmotic pressure
amount of pressure required to prevent osmosis (pressure which needs to be applied to water to prevent inward flow of water across a semi-permeable membrane)
Approximate adult GFR?
125mL/minute or 180L/day
What age is adult GFR reached?
2 years
Nephrocalcinosis
Refers to calcification of the renal tissue
Catabolism
set of metabolic pathways which break down molecules to smaller units to provide energy
What is primary nocturnal enuresis?
night time bedwetting in a child who has never been dry