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Digestive & Urinary System
Maria Chuc Garcia
P.1, Ureters
Slender…
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Ureters
- Slender tubes that convey urine from kidneys to bladder
- Enter base of bladder through posterior wall
Urethra
- Muscular tube that drains urinary bladder
Urinary Bladder
- Muscular sac, TEMPORARY storage of urine
- Pelvic floor posterior
- Collapses when empty
- Anatomical fold or wrinkle (rugae)
- Expands and rises superior during filling
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Anatomy of Nephrons
- 2 main parts
1. Renal Corpuscle
I. Glomerulus
Tuft of capillaries composed of endothelial tissue
II. Glomerular Capsule "Bowman's capsule"
Cup-shaped, hollow structure surrounding glomerlus Link Title
2. Renal Tubule & Collecting Duct
- Single layer of epithelial cells
3 parts;
- Proximal
Convoluted Tubule
- Reavsorbtiont and secretion
- Confined to cortex
- Nephron Loop
- There is ascending and descending portion
- Distal Convoluted Tubule
- Function: More Secretion rather than resorption
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