How do all living organisms get air to breathe? - ProProfs Discuss
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How do all living organisms get air to breathe?

Asked by John Adney, Last updated: Apr 06, 2024

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4 Answers

L. Gibson

L. Gibson

L. Gibson
L. Gibson, Science Professor

Answered Feb 10, 2021

All living organisms, both plants, and animals breathe through the process known as respiration. In plants, through the process of photosynthesis, carbon dioxide is used along with energy from sunlight, and oxygen is released as a byproduct. However, animals use this oxygen through the process of respiration. The process of respiration is divided into inspiration and expiration in animals.

Inspiration is the process of taking in oxygen, and expiration is the process of exhaling carbon dioxide. During inspiration, the air is inspired into the lungs, and there is an exchange of oxygen and waste products (carbon dioxide) between the alveoli and blood. Respiration can also be divided into aerobic and anaerobic respiration.

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F. Daniel

F. Daniel

I work for a California based MNC.

F. Daniel
F. Daniel, Content Optimization Executive, Diploma in Journalism, California

Answered Feb 03, 2021

Most living things would require oxygen so that they can continue living. Oxygen is very effective in allowing people to grow. Those who do not have it may die within minutes. Through exposure to oxygen, people are able to grow, reproduce, and also turn food into energy. Humans and other living things would breathe in oxygen through their noses.

The nose comes with filters that will remove the dust and other particles that may cause more harm than good to the body. The oxygen will go to the lungs and the oxygen will be transported to various parts of the body. The human body will then produce carbon dioxide whenever they breathe out. The carbon dioxide will be used by plants to make food that will also release oxygen back into the air.

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E. Austin

E. Austin

E. Austin
E. Austin

Answered Feb 01, 2021

Oxygen is the correct answer to this question. Oxygen is important to live beings for many reasons, as it is what helps organisms grow bigger and stronger, allows organisms to reproduce, and help convert the food they eat into oxygen. All living beings take in oxygen differently.

For humans, they get their oxygen from breathing it in. It can be breathed in through their nose or their mouth. The oxygen breathed in is that transferred into their lungs. Animals may use organs different than the nose or mouth for breathing in their oxygen. Regardless of how it is breathed in, living beings need oxygen to continue surviving.

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W. Kaye

W. Kaye

Here to answer and learn

W. Kaye
W. Kaye, Ex-Marine, Post Graduate, Chapel Hill

Answered Jan 29, 2021

When animals breathe, they inhale oxygen, and when they breathe out, carbon dioxide and other waste is expelled from their bodies. Blood is delivered to the capillaries surrounding the alveoli, and in the alveoli, the carbon dioxide pushes into the lungs, where it departs the body when you exhale.

Lungs bring fresh oxygen to your body. When we breathe, we pull air into our lungs that contain mostly nitrogen and oxygen. Oxygen helps our cells work harder by breaking down the nutrients that are obtained from food. With sugars, mixed with oxygen, our cells create the energy it needs to function.

When your diaphragm tightens and flattens, it permits you to bring air into your lungs. To breathe out, your diaphragm and rib cage muscles relax. Every system in the body depends on oxygen. Effective breathing is essential to improve your sense of mental clarity, cognitive function, immune response, and stress levels.

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