Understanding the Esophagus

Where is the esophagus located in relation to the trachea?

• Behind the trachea

• In front of the trachea

• Below the trachea

• Above the trachea

What is the primary function of the esophagus?

• To digest food

• To transport food to the stomach

• To absorb nutrients

• To produce digestive enzymes

What is the wave-like motion that helps move food through the esophagus called?

• Absorption

• Peristalsis

• Digestion

• Contraction

Which muscle layer wraps around the esophagus and helps in peristalsis?

• Longitudinal muscle

• Oblique muscle

• Circular muscle

• Transverse muscle

What is the role of the lower esophageal sphincter?

• To produce digestive enzymes

• To prevent food from entering the lungs

• To open the trachea

• To allow food into the stomach and prevent acid reflux