Digestive System (Leaving Cert Agricultural Science): Flashcards
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Practise the cards
10 cards from this deck
Digestion definition
Digestion definition
Breaking down food into absorbable nutrients
Enzyme in saliva that breaks down starch
Enzyme in saliva that breaks down starch
Amylase
Peristalsis
Peristalsis
Involuntary wave-like muscular contractions
Diastema
Diastema
Gap between front teeth and premolars
4 chambers of ruminant stomach
4 chambers of ruminant stomach
Rumen, reticulum, omasum, abomasum
Main function of rumen
Main function of rumen
Fermentation vessel; breaks down cellulose using microorganisms
Bloat in cattle
Bloat in cattle
Foam traps gases in rumen, preventing release
Time for rumen to fully develop in young ruminants
Time for rumen to fully develop in young ruminants
Six weeks
Where most nutrient absorption occurs
Where most nutrient absorption occurs
Small intestine (ileum)
Gizzard function in birds
Gizzard function in birds
Provides mechanical digestion using grit