HUMAN NUTRITION

NUTRITION

DIGESTIVE SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Read the following claim.The digestive system is the series of tubelike organs that convert our meals into body fuel.Which sentence from the article provides the BEST support for the above statement?
A
Food on your plate must be converted into a mashed-up, gooey liquid for your digestive system to split it up into parts that your body can use:proteins, carbohydrates, fats, vitamins and minerals.
B
These nutrients are taken into the bloodstream via millions of tiny fingerlike projections, called villi, and transported to the liver.
C
It processes nutrients absorbed into the blood by the small intestine, creating energy-giving glycogen from carbohydrates.
D
None of the above
Explanation: 

Detailed explanation-1: -The digestive system converts the foods we eat into their simplest forms, like glucose (sugars), amino acids (that make up protein) or fatty acids (that make up fats). The broken-down food is then absorbed into the bloodstream from the small intestine and the nutrients are carried to each cell in the body.

Detailed explanation-2: -The digestive system includes the mouth, pharynx (throat), esophagus, stomach, small intestine, large intestine, rectum, and anus. It also includes the salivary glands, liver, gallbladder, and pancreas, which make digestive juices and enzymes that help the body digest food and liquids.

Detailed explanation-3: -The stomach and small intestines absorb the glucose and then release it into the bloodstream. Once in the bloodstream, glucose can be used immediately for energy or stored in our bodies, to be used later.

Detailed explanation-4: -chapter 2. Digestive system in humans. Digestion: The process by which food is broken down into simple absorbable substances is called Digestion. Digestion of food takes place in the digestive system. The digestive system is composed of the alimentary canal and associated glands.

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