Digestive Functions
What is the term for eating food?
Ingestion
What digestive system has one stomach chamber?
Monogastric
How many compartments are in a ruminant stomach?
Four
What organ mechanically breaks down food with teeth?
Mouth
What structure stores and softens food in birds?
Crop
What is chewing food called?
Mastication
What animals have a multi-chambered stomach?
Ruminants
What is the largest compartment of the ruminant stomach?
Rumen
What muscular tube moves food to the stomach using peristaltic waves?
Esophagus
What is the glandular stomach of a bird?
Proventriculus
What is the process of swallowing food called?
Deglutition
Avian Digestive System
What stomach compartment catches foreign objects like wire?
Reticulum
What organ absorbs most nutrients into the bloodstream?
Small Intestine
What muscular organ grinds food using grit or stones?
Gizzard
What is the removal of solid waste called?
Defecation
Animals like horses and rabbits that ferment food in the cecum are called what?
Pseudo-ruminants
Which compartment resembles pages of a book and absorbs water?
What part of the digestive system restores water from food waste?
Large Intestine
Birds have one opening for digestive, urinary, and reproductive systems called what?
Cloaca
What system converts, uses, and transports nutrients in the body?
Digestive System (GI tract)
What are the three diet categories animals fall into? Hint: This specifies what they eat.
Herbivore, carnivore, omnivore
Which compartment is the "true stomach" that uses acid and enzymes?
Abomasum
What enzyme in saliva begins carbohydrate digestion?
Salivary amylase
Why do birds need a gizzard?
They do not have teeth to chew food.