General Biology Flashcards
Saliva produced by _______ begins the process of chemical digestion
Salivary gland
Is a mascular tube that transport food from the mouth to the stomach through rhythmic called _______
Esophagus
Peristalsis
Is a muscular organ that further breaks down food through mascular contractions and mixes it with gastric juice
Stomach
Is a long coiled tube where most of the digestion and absorption of nutrients occur
Small intestine
3 parts of small intestine
Duodenum
Jejunum
ileum
The 1st part of the small intestine
Connected to the stomach
Duodenum
Second/ middle part of small intestine. Thick and wide
Jejunum
3rd part of small intestine, connected to the large intestine, thinner and narrower than jejunum
Ileum
Also known as colon / ascending colon
Large intestine
Intestine that absorb water and electrolyte from undigested food, forming _____.
Large intestine
Has multiple functions, including producing bile which helps in digestion and absorption of fats it also detoxifies harmful substances, store nutrients and produces certain blood proteins
Livers
Stores and concentrate bile by liver.
It releases bile into the small intestine to aid in fat digestion
Gallbladder
Produces digestive enzymes that break down carbohydrates protein and fat.
Pancreas
Produces insulin and glucagon hormones involved in regulating blood sugar levels
Pancreas
Lower part of the large intestine where feces are stored before elimination
Rectum
An opening through which feces are expelled from the body during the process of ______.
Defecation
Each playing a crucial role in the digestion and absorption of nutrients from the food we consume
Main parts of the digestive system