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Urination
Process of
Question | Answer |
---|---|
What is Urination? | the FORMATION of Urine |
What are the steps in Urination? | 1. Glomerular Filtration; 2. Tubular Secretion; 3. Tubular Reabsorption |
What is happening during Glomerular Filtration? | Water and Solutes are being squeezed out of Glomerular Capillaries |
What is happening during Tubular Secretion? | Solutes are ADDED to Urine/filtrate |
What is happening during Tubular Reabsorption? | substances are taken OUT of the Urine and RETURNED to the body via Peritubular Capillaries (ie - Glucose) |
What is the flow of Urine? | Collecting Ducts --> MINOR Calyces --> MAJOR Calyces --> Renal Pelvis --> Ureters --> Urinary Bladder --> Urethra |