Digestive Tract Review

To what region of the stomach does the bolus enter?

• Pylorus

• Cardia

• Fundus

• Body

What does mucus do?

• Digests food in the mouth

• Digests food in the stomach

• Protects the stomach from digesting itself

• Absorbs nutrients from food so the body has energy

INVOLUNTARY MUSCLE CONTRACTIONS THAT MOVE FOOD THROUGH THE ESOPHAGUS AND THE REST OF THE DIGESTIVE TRACT

• PERISCOPE

• ENZYME

• PERISTALSIS

• PEPSIN

What separates the esophagus from the stomach?

• lower esophageal sphincter

• pyloric sphincter

• rugae

• upper esophageal sphincter

Folds in the mucosa of the stomach

• parietal cells

• pyloric sphincter

• rugae

• teniae coli

What digestive enzyme that is found in the stomach begins the digestion of proteins?

• Amylase

• Pepsin

• Lipase

• Rennin

The green part is the 

• rugae
• pyloric sphincter
• cardioesophageal sphincter
• stomach

Which cells produce hydrochloric acid?

• Chief
• Parietal
• endocrine
• Gastric

An inactive enzyme secreted by the chief cells

• Pepsinogen

• Pepsin

• Hydrochloric acid

• Amylase

Enzyme that breaks down carbohydrates

• Amylase

• Pepsin

• Pepsinogen

• Hydrochloric acid