ANATOMY

GENERAL ANATOMY

INTRODUCTION TO GENERAL ANATOMY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Humans have several organ systems that allow them to carry on all life activities. The organ system responsible for breaking down large food molecules into smaller molecules is ____
A
the circulatory system.
B
the digestive system.
C
the respiration system.
D
the skeletal system.
Explanation: 

Detailed explanation-1: -The digestive system is made up of the digestive tract and other organs that help the body break down and absorb food. It is a long, twisting tube that starts at the mouth and goes through the oesophagus, stomach, small intestine, large intestine and anus.

Detailed explanation-2: -After passage through the esophagus, the bolus will enter the stomach and undergo mechanical and chemical digestion. Mechanical digestion in the stomach occurs via peristaltic contractions of the smooth muscle from the fundus towards the contracted pylorus, termed propulsion.

Detailed explanation-3: -The pancreas produces a juice containing several enzymes that break down carbohydrates, fats, and proteins in food. The pancreas delivers digestive juice to the small intestine through small tubes called ducts. Liver. The liver produces a digestive juice called bile.

Detailed explanation-4: -These include the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus. The digestive system also includes the salivary glands, liver, gallbladder, and pancreas, which make digestive juices and enzymes that help with digestion.

There is 1 question to complete.