Villi are present in?
Small intestine
True or false: the process of taking in food is called digestion?
False
Which pairs of food components in humans reaches the stomach totally undigested?
Fat and cellulose
What is organ R?
Liver
Food provides our body with ___________
Energy, matter, nutrients
Branches of the trachea that lead to each lung.
Transport air from trachea to lungs
Fluid secreted by the liver, stored in the gallbladder that emulsifies fats.
Bile
True or False: The Pharynx is the muscle that moves the lungs
False
What part of the small intestine does the digestion of nutrients finish?
Duodenum
What is absorbed into the blood from the large intestine?
Water
What is the name of the tube that runs through the body related to the digestive system?
digestive tract
Branches of the trachea that lead to each lung.
Bronchi
What is the main function of the respiratory system?
to provide oxygen and remove carbon dioxide from the body
Define the term digestion
The breaking down of large insoluble molecules into small soluble molecules
What is organ L?
Salivary glands
True or False: The Gastric Glands secrete Gastric Juice .
True
When you breathe, your lungs take in ___ and remove ___.
oxygen/carbon dioxide
Branches of the trachea that lead to each lung.
Bronchi
What gland produces amylase?
Salivary gland
The _________, separates the chest from the abdomen
Diaphragm
What word is used to describe food which has been mixed with saliva.
Bolus
Enzyme secreted by the stomach, pancreas, and intestine that breaks down fats into fatty acids.
Lipase
Define the term mechanical digestion
The physical break down of food done by the teeth or the muscles in the stomach.
Where does absorption occur?
small intestine
What is the job of the pancreas in digestion?
Produces digestive enzymes
Semifluid mass of partially digested food that passes from the stomach to the small intestine.
Chyme
In the intestine, food materials are absorbed through
Villi
Bile is produced by the
Liver
Starch-digesting enzyme produced by the pancreas and salivary glands
Amylase
The air sacs that are covered with capillaries where gas exchange takes place
alveoli
All are functions of the digestive system except:bringing oxygen to the body,absorption of nutrients,breakdown of food,elimination of waste
bringing oxygen to the body
What is the role of bile in digestion?
Mix the fat
True or false: The large intestine produces bile.
False