Digestion Questionnaire

Finish the sentence from the article. The first step in the digestive process happens...

• before we even taste food

• when we take the first bite of food

• after we swallow what we are eating

• after food reaches the stomach

Proteins are broken down into?

• Simple sugars

• Fatty acids

• Glycerol

• Amino acids

Starches are broken down into?

• Amino acids

• Simple sugars

• Fatty acids

• Glycerol

Fats are broken down into?

• Amino acids

• Simple sugars

• Fatty acids & glycerol

• Carbohydrates

How many feet long is an adult's digestive tract?

• 20

• 30

• 40

• 50

What enzyme is found in saliva that starts breaking down carbohydrates?

• Glucose

• Amylase

• Fructose

• Lactose

What is another name for the pharynx?

• Esophagus

• Trachea

• Throat

• Bolus

A soft flap of tissue called the _____ closes over the _____ when we swallow to prevent choking.

• Trachea, esophagus

• Epiglottis, windpipe

• Epiglottis, esophagus

• Trachea, esophagus

From the throat, where does "food" go next?

• Esophagus

• Stomach

• Small Intestine

• Large Intestine

By the time food is ready to leave the stomach it's called?

• Bolus

• Chyme

• Peristalsis

• Stomach acid