Excretory Organs (Leaving Cert Biology): Flashcards
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Excretion (definition)
Excretion (definition)
Removal of metabolic wastes from the body
Three main excretory organs
Three main excretory organs
Lungs, skin, kidneys
What lungs excrete
What lungs excrete
Water and CO₂
What skin excretes
What skin excretes
Water and salts
What kidneys excrete
What kidneys excrete
Urea, salt and water
Homeostasis (definition)
Homeostasis (definition)
Maintenance of a constant internal environment
What excretory organs maintain
What excretory organs maintain
Homeostasis
Metabolism (definition)
Metabolism (definition)
Sum of all chemical reactions in the body
Excretory organs and body temperature
Excretory organs and body temperature
Regulate body temperature
Excretory organs and osmosis
Excretory organs and osmosis
Control osmosis
Excretory organs and body fluids
Excretory organs and body fluids
Control concentration of body fluids
Excretion vs egestion
Excretion vs egestion
Excretion: metabolic wastes; Egestion: undigested food