Stomata

Gas Exchange
Diagram GUARD CELLS Open and close the pore PORE Gap where gases escape EPIDERMAL CELLS Surround and protect stomata LEAF Waste stored inside leaf cells WATER VAPOUR Exits through stomata as waste LUNGS CO₂ breathed out here WINDPIPE CO₂ travels up and out here KIDNEYS Filter waste from the blood URETER Carries urine to the bladder SKIN SURFACE Sweat released from here BLOOD VESSELS Control body temperature