Digestive system and the Respiratory system


-Why is the digestive system important?

It is important because, the digestive system is where the vitamins and nutrients are absorbed.  Also the digestive system get the sugar and fat we eat. Think of it this way what if there was no digestive system? Where would your food go? The body needs food and water to stay healthy and fit. The digestive system helps you as long as you help it.

-What are the organs in the digestive system?

Pharynx, esophagus, stomach, small intestine, colon,rectum, and anus

-what do all these organs do?

The pharynx is your throat this the the part where eh food you chewed goes through it and heads on to the esophagus. The esophagus is a muscular tube that delivers food to the stomach.  The stomach holds on to the food and grind/mix the food. The small intestine continues the process of breaking down the food. The colon is where the waste from the rest of the system before is separated to liquid waste or solid waste. The rectum hold the waste from the colon until it's time. The anus is where it holds it until we got we go to the bathroom.

-why is the respiratory system important?

The respiratory system is important because It's brings oxygen for the cells in our body.  The cells need oxygen in order o function and do there job. It also controls the amount of oxygen that goes to our brain.

-What are the organs in the respiratory system?

Nose, pharynx, larynx, bronchi, lungs, alveoli, and diaphragm.

-what are the functions of the organs?

The nose takes in the air and takes it out. The pharynx it allows the air to pass from the mouth to the lungs. The larynx is known as the voice box which functions are to let air though to get to the lungs and a source of vocalization. The bronchi is divided into 2 part and both are a passage way to the lungs. The lungs transfers the oxygen that we breath in, into CO2. The alveoli is where the exchange of oxygen and CO2 happens. The diaphragm cause the chest to expand.

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