Digestive System Vocab

Front 1

what is another name for the digestive system?

Back 1

alimentary canal

Front 2

name the four layers (tunics) of the alimentary canal

Back 2

1. Mucosa
2. Submucosa
3. Muscularis externa
4. Serosa

Front 3

name the accessory organs (organs where food does not pass through)

Back 3

salivary glands, teeth, liver, gallbladder, and pancreas

Front 4

what is the function of accessory organs?

Back 4

manufacture enzymes, hormones, and other compounds and secrete these substances onto the inner lining of the digestive tract

Front 5

the five major process of digestion are:

Back 5

1. ingestion of food into the mouth
2. movement of food through the digestive tract
3. mechanical & enzymatic digestion of food
4. absorption of nutrients into the blood
5. formation & elimination of indigestible material & waste

Front 6

digestive tract

Back 6

a muscular tube extending from the mouth to the anus, a tube formed by the various hollow organs of the digestive system

Front 7

mucosa

Back 7

is the superficial layer exposed at the lumen (outside) of the tract

Front 8

what are the three distinct layers in the mucosa that can be identified?

Back 8

1. mucosal epithelium
2. lamina propria
3. muscularis mucosae

Front 9

what are the functions of the mucosa layer?

Back 9

functions are secretion, absorption, and protection

Front 10

mucosal epithelium (epithelial layer)

Back 10

the innermost layer; from mouth to esophagus, it's made of stratified squamous epithelium that protects the mucosa from abrasion during swallowing