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Urinary system (Functions (Regulate blood pressure, Regulate blood pH and…
Urinary system
Functions
Regulate blood pressure
Regulate blood pH and glucose
Regulate blood volume
Release hormones
Filter blood plasma
Bladder
Smooth muscle
Can expand
Reservoir for urine
Rugae
Nephron
Functional unit of kidney
Renal corpuscle
Bowman capsule
Glomerulus
Filters blood
Renal tubule
Loop of Henle
Distal convoluted tubule
Proximal convoluted tubule
Collecting duct
Types
Cortical
Mostly in cortex
Conserve water in normal conditions
Juxtamedullary
Originate close to cortex-medulla junction
Conserve water in stress conditions
Effect of hormones
ADH
Reduce water loss
Promote water reabsorption
Aldosterone
Increase sodium absorption
Renin
Regulate blood pressure
Kidney
Internal structures
Renal pyramids
Renal columns
Renal medulla
Inner region
Calyx
Renal cortex
Outer region
Renal pelvis
Vasculature
Interlobular artery
Blood to pyramid
Afferent arteriole
Blood to nephron
Renal artery
Blood to kidney
Ureter
Connect kidney and bladder