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Urinary System

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Section 1

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Ureters

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (29)

Section 1

(29 cards)

Ureters

Front

The tubes that carry urine from the kidneys to the bladder.

Back

tubular secretion

Front

the movement of substances from the blood into the tubular fluid

Back

3 main processes of urine formation

Front

glomerular filtration, tubular reabsorption, tubular secretion

Back

Once approx ______ mL are accumulated, stretch receptors send 1st nerve signal to CNS to pee.

Front

300

Back

What two hormones do kidneys produce?

Front

calcitriol and erythropoietin

Back

glomerular capsule

Front

surrounds the glomerulus

Back

renal cortex

Front

outer layer of the kidney

Back

glomerular filtration

Front

first step in urine formation

Back

Nephrons

Front

functional unit of the kidney

Back

distal convoluted tubule

Front

final portion of a nephron that joins with a collecting duct; associated with tubular secretion

Back

micturition

Front

peeing

Back

Length of ureters

Front

25-30 cm

Back

two purposes of the urinary system

Front

Excretion, regulates water-salt balance of blood

Back

glomerulus

Front

tiny ball of capillaries in nephron

Back

Kidneys

Front

Produces and secretes urine

Back

renal medulla

Front

inner portion of the kidney

Back

urinary bladder

Front

stores urine

Back

Urethra

Front

Carries urine out of the body

Back

Urea

Front

major nitrogenous waste excreted in urine

Back

renal vein

Front

blood vessel that carries blood away from the kidney and toward the heart

Back

renal artery

Front

carries blood to the kidney

Back

tubular reabsorption

Front

process of reclaiming water and solutes from the tubular fluid and returning them to the blood

Back

proximal convoluted tubule

Front

Site at which most of the tubular reabsorption occurs

Back

urinary system

Front

organ system consisting of kidneys and bladder

Back

Erythropoietin

Front

stimulates red blood cell production

Back

peritubular capillary network

Front

capillary network that surrounds a nephron and functions in reabsorption during urine formation

Back

renal pelvis

Front

Receives urine

Back

Loop of Nephron (Henle)

Front

Functions in water absorption

Back

Calcitriol

Front

increases blood calcium levels

Back