Urinary System Flashcards
Describe the location of the kidneys
Retroperitoneal
What is the function of the urethra?
Transports urine from the bladder to the outside of the body
What tissue allows bladder to expand as urine accumulates within it?
Transitional epidermis
What is aldosterone’s effect on the kidneys?
It arts on the kidneys to regulate sodium ion concentration of the extracellular fluid
What is micturition?
The process of emptying the bladder
The peritubular capillaries arise from the ____, which drains the glomerulus
Efferent arteriole
What are the renal pyramids?
Triangular regions of the kidneys that are striped in appearance and separated by the renal columns
What is the Bowman’s capsule?
The enlarged, cup-shaped closed end of the renal tubule that completely surrounds the glomerulus
What is the glomerulus?
A capillary bed in the nephron that us both fed and drained by arterioles
Do the kidneys convert ammonia to bicarbonate ions?
No, this is done by the liver. Kidneys excrete nitrogenous wastes, ensure proper blood pH, maintain water balance, maintain electrolyte balance
The average adult bladder is moderately full with ____ of urine within it
500 mL
What are the organs of the urinary system?
Kidneys, ureters, urinary bladder, urethra
