During the exchange of air in your lungs, oxygen is being taken into your bloodstream while this substance is being released.

microorganisms
carbon dioxide
plasma
mucus

1.B

2.C
3.A
4.D
100%correct

1. B

2. C
3. A
4. D
My son lil helper is correct=)

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Lil help is right.

no

see me after lunch on Friday

Mrs Varine just burned yo bootay boiiii

I’m think it’s carbon dioxide

During the exchange of air in your lungs, the substance being released is carbon dioxide. As you inhale, oxygen enters your lungs and is then transported into your bloodstream. This oxygen-rich blood is then circulated to different parts of your body to provide vital oxygen for various cellular processes.

Meanwhile, as your body uses oxygen to produce energy, carbon dioxide is generated as a waste product. This carbon dioxide travels through your bloodstream and is carried back to your lungs. Once in the lungs, it diffuses across the walls of tiny air sacs called alveoli and mixes with the air you exhale.

This exchange of gases is made possible by the intricate network of blood vessels that surround the alveoli, creating a thin barrier through which oxygen can enter and carbon dioxide can exit. This process is known as respiration, and it occurs continuously to maintain the balance of oxygen and carbon dioxide in your body.

Microorganisms, plasma, and mucus are not directly involved in the exchange of gases in the lungs. Microorganisms generally refer to microscopic organisms such as bacteria or viruses, which can cause infections but are not directly related to the respiratory process. Plasma is the liquid component of blood, which carries nutrients, hormones, and waste products throughout the body, but it does not directly participate in gas exchange. Mucus is a slimy substance produced in the respiratory system that helps to trap foreign particles and protect the lungs, but it is not directly involved in the exchange of gases either.

Carbon Dioxide