Esophagus & Stomach Practice Quiz

Into what section of the stomach does food enter from the esophagus?

• Phylorus

• Cardia

• Fundus

• Body

The involuntary waves of smooth muscle contraction that push food down the esophagus toward the stomach are called

• mastication

• peristalsis

• deglutition

• absorption

Which structure prevents swallowed food from entering the trachea?

• larynx

• uvula

• pharynx

• epiglottis

What separates the esophagus from the stomach?

• lower esophageal sphincter

• pyloric sphincter

• rugae

• upper esophageal sphincter

What enzyme breaks down proteins when it is activated by hydrochloric acid?

• Pepsin

• Peptin

• Pepto

• Protein

What does mucus do?

• Digests food in the mouth

• Digests food in the stomach

• Protects the stomach from dangerous hydrochloric acid

• Absorbs nutrients from food so the body has energy

The green part in this figure is the

• rugae

• pyloric sphincter

• cardioesophageal sphincter

• fundus

What are the contents in your stomach called after mechanical and chemical digestion?

• Bolus

• Chyme

• Food

• Feces

Secretes intrinsic factor which allows for vitamin B absorption in the small intestine.

• Chief Cells

• Parietal Cell

• Mucus Cell

• G-cell

This secretion produced by parietal cells kills bacteria in the stomach.

• Hydrochloric Acid

• Lipases

• Amylase

• Intrinsic Factor