Urinary System Warm Up Flashcards
Describe the location of the kidneys?
Retroperitoneal
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 is both fed and drained by arterioles.
What is the function of the urethra?
Transports urine from the bladder to the outside of the body.
What are the renal pyramids?
Triangular regions of the kidneys that are striped in appearance and separated by the renal columns.
Do the kidneys convert ammonia to biocarbonate ions?
-No
(This is done by the liver)
-Kidneys
(Excrete nitrogenous wastes)
(Ensure proper blood pH)
(Maintain water balance)
(Maintain electrolyte balance)
What tissue allows the bladder to expand as urine accumulates in it?
Transitional Epithelium
The peritubular capillaries arise from the ___, which drains the glomerulus.
Efferent Arteriole
The average adult bladder is moderately full with ___ of urine within it.
500 mL
What is aldosterone’s effect on the kidneys?
It acts on the kidneys to regulate sodium ion concentration of the extracellular fluid (ECF)
What is Miturition?
The process of emptying the bladder.
What are the organs of the urinary system?
-Kidneys
-Ureters
-Urinary bladder
-Urethra
