Page 107 - Physiology and Pathophysiology MNU 2024-2025 نظرى
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Clinical pharmacy 2024/2025 Level 2 Pharm D Physiology and Pathophysiology (MD303)
Reabsorption of Salt and H2O
• Return of most of the molecules and H20 from the urine filtrate back into the peritubular capillaries.
▪ About 180 L/day of ultrafiltrate produced; however, only 1-2 L of urine excreted/24 hours.
▪ A minimum of 400 ml/day urine is necessary to excrete metabolic wastes (obligatory water loss).
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