THORAX ABDOMEN AND PELVIS

MEDICAL

GALLBLADDER AND EXCRETORY SYSTEM OF THE LIVER

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ muscular tube that serves as a passageway for food
A
gallbladder
B
anus
C
stomach
D
esophagus
Explanation: 

Detailed explanation-1: -Esophagus: The esophagus is a muscular tube that connects the pharynx (throat) to the stomach. The esophagus contracts as it moves food into the stomach. A “valve” called the lower esophageal sphincter (LES) is located just before the opening to the stomach.

Detailed explanation-2: -The esophagus is a collapsible muscular tube that serves as a passageway between the pharynx and stomach. As it descends, it is posterior to the trachea and anterior to the vertebral column. It passes through an opening in the diaphragm, called the esophageal hiatus, and then empties into the stomach.

Detailed explanation-3: -The oesophagus (gullet) is part of the digestive system, which is sometimes called the gastro-intestinal tract (GI tract). The oesophagus is a muscular tube. It connects your mouth to your stomach.

There is 1 question to complete.