Food and Energy
This is what units of food energy are measured in.
calorie
Involuntary waves of muscle contraction that keeps food moving in one direction.
peristalsis
This must be present in the stomach in order for pepsin to work.
hydrochloric acid
I am a J-shaped muscular pouch located in the abdomen that expands to hold all of the food that is swallowed.
stomach
The food recommendation indicates the frequency with which food servings should be eaten.
These are the substances in food that provide the raw materials and energy the body needs to carry out all essential processes.
nutrients
This is the food group that should be eaten sparingly.
fats, oils, and sweets
This substance in your mouth contains an enzyme that begins chemical digestion.
saliva
I am an organ that stores bile after it is produced by the liver.
gallbladder
This nutrient is required for all body process to take place.
water
In an emergency, this nutrient would be needed more than the others.
water
Heart health diets include small amounts of this nutrient
fat
This is the substance that coats and protects the inside of the stomach.
mucus
I am the last section of the digestive system where water is absorbed from food and the remaining mineral is sent to be eliminated from the body.
large intesting
True or false: fad diets work.
This nutrient, besides water, is absorbed from soil by plants.
minerals
This carb is helpful for digestion even though the body doesn't digest it.
fiber
These are the two types of digestion.
chemical and mechanical
I am a muscular tube that connects the mouth to the stomach.
esophagus
This organ produces bile.
liver
These are the six nutrients needed for human health.
carbs, fats, proteins, vitamins, minerals, and water
This nutrient is made of amino acids.
proteins
These are the three functions of the digestive system.
I am a triangular organ that produces enzymes that flow into the small intestine.
This is the process by which nutrients pass through the wall of your digestive system into your blood.
absorption