respiration and circulation

Front

What is respiration?

Back

The life process in which energy is released by the breakdown of glucose.

Tags

NGSS.MS-LS1-7

Front

What protects the lungs?

Back

The ribcage, also known as the thorax.

Front

What is the main blood vessel that carries oxygenated blood from the heart?

Back

The aorta.

Front

Where does gas exchange occur in the lungs?

Back

In the alveoli.

Front

In which part of the body are the respiratory organs located?

Back

In the thorax.

Front

What is the function of the circulatory system?

Back

To transport oxygen, nutrients, and hormones to cells and remove waste products.

Front

What is the role of alveoli in respiration?

Back

They are the sites of gas exchange, allowing oxygen to enter the blood and carbon dioxide to be expelled.

Front

What type of blood do arteries carry?

Back

Oxygenated blood, except for the pulmonary artery which carries deoxygenated blood.

Front

What is the difference between respiration and breathing?

Back

Respiration is a chemical process of energy release, while breathing is the physical process of inhaling and exhaling air.

Front

What is the diaphragm's role in respiration?

Back

It is a muscle that helps in the process of breathing by contracting and relaxing to change the volume of the thoracic cavity.