Excretory Products and Their Elimination

Biology · Chapter 18 · Unit 5: Human Physiology

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Ammonotelism, ureotelism and uricotelism; human excretory system; structure of the kidney (L.S.) and nephron
Urine formation: ultrafiltration, selective reabsorption and tubular secretion; counter-current mechanism
Regulation of kidney function: ADH, renin-angiotensin-aldosterone system, atrial natriuretic factor; erythropoietin; micturition; homeostasis
Role of skin, liver and lungs in excretion; disorders (uraemia, renal failure, renal calculi, nephritis); haemodialysis and kidney transplant