BIOL301 Study Guide - Distal Convoluted Tubule, Proximal Tubule, Renal Pelvis
15 Apr 2014
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Document Summary
Urinary system maintains the chemical consistency of the blood: sends toxins, metabolic wastes, and excess water out of the body, main waste products urea, uric acid, and creatine. Main organs of the urinary system: kidneys forms urine, ureters paired tubes carry urine from kidneys to urinary bladders, urinary bladder storage area for urine, urethra tube that carries urine externally. External anatomy: lie retroperitoneal in the superior lumbar region of posterior abdominal wall , secured and surrounded by 3 layers of tissue (from superficial to deep) Fibrous capsule adheres directly to outer layer of kidney itself shapes. Adipose capsule (perirenal fat capsule) cushions and anchors. Renal fascia thin layer of dense ct to anchor kidney in position: contains an external layer of fat, the pararenal fat, hilum (indentation on kidney) vertical cleft containing vessels, ureter and nerves. Peritoneal fat capsule protects kidney from the lateral side the most compared to anterior where the visceral organs can protect them.
