Excretory system

skin

lungs

gallbladder

intestines

kidneys

Bladder

Intestine

 Kidneys

 Liver

X = kidney, Y = renal vein

X = kidney, Y = bladder

X = kidney, Y = renal artery

X = bladder, Y = renal artery

to keep the body cool and to remove excess proteins

 to remove waste products and to cool the body

 to filter the blood and to remove waste products

 to keep the body warm and to filter the blood

Bladder

Kidneys

Urethra

Liver

Kidneys, lungs and skin

Lungs and skin

Kidneys and lungs

Kidneys and skin

Urea

Salts

Water

Proteins

They will stop making urine

They will continue as normal

They will accumulate excess urea

They will die

Carbon dioxide & water vapour

Carbon dioxide & oxygen

Oxygen & water vapour

Nitrogen & carbon dioxide

To carry urine from the kidney to the bladder

To store urine

To remove waste from the blood

To carry urine out of the body

Urea, water & salts

Urea & salts

Salts, water and carbon dioxide

Urea & water

the urethra

 the ureters

 the renal veins

the renal arteries

 Lungs

Kidney

Skin

intestines

To get rid of excess water and salts from the body

To store urine until it is released from the body

To filter waste from the blood

To carry urine to the kidney

A = ureter, B = bladder

A = bladder, B = ureter

A = urethra, B = kidney

 A = ureter, B = kidney