Digestive System Test

Esophageal hiatus is where...

• it leaves the stomach.

• it penetrates the diaphragm.

• it enters the stomach

• it enters the large intestine.

Which is NOT a function of the Digestive System?

• Absorption of nutrients

• Break down of food

• Pump blood around the body

Which of the following is not a salivary gland?

• Parotid

• Subpharygeal

• Sublingual

• Submandibular

Which of the following is a function of mucus?

• Mixes with enzymes and helps digests food in the mouth.

• Eliminates waste from the digestive system.

• Prevents the stomach from digesting itself.

• Absorbs nutrients from food so the body has energy.

Which is NOT a region of the stomach?

• Cardiac

• Fundic

• Body

• Sphincter

What separates the esophagus from the stomach?

• villi
• pyloric sphincter
• rugae
• cardiac sphincter

Amylase is an enzyme that breaks down ....

• proteins

• starches

• fats

• vitamins

The pushing of food down the esophagus is called...

• villi
• alveoli
• peristalsis
• chyme

Why are villi in the small intestine important?

• Break macromolecules down into smaller subunits

• Transport oxygen and carbon dioxide throughout the body

• To eliminate waste from the body

• Increase surface area for absorption of nutrients.

Where does digestion begin?

• rectum
• intestine
• mouth
• stomach