Lungs

Front

What are the lungs responsible for?

Back

The lungs are responsible for respiration (breathing), which includes taking in oxygen and expelling carbon dioxide.

Front

What happens to oxygen levels at high elevations?

Back

Oxygen levels decrease at high elevations, leading to less oxygenated blood.

Front

What is the primary function of the diaphragm?

Back

The diaphragm is the most important muscle for inhalation, helping to draw air into the lungs.

Front

What is deep breathing?

Back

Deep breathing is a technique that involves taking slow, deep breaths to increase oxygen intake and promote relaxation.

Front

What is NOT a benefit of deep breathing?

Back

More tension is NOT a benefit of deep breathing; it actually helps reduce tension.

Front

What role do chest muscles play during inhalation?

Back

Chest muscles pull up during inhalation to help expand the chest cavity and allow the lungs to fill with air.

Front

What is respiration?

Back

Respiration is the process of breathing, which includes inhaling oxygen and exhaling carbon dioxide.

Front

What is oxygenated blood?

Back

Oxygenated blood is blood that has absorbed oxygen from the lungs and is rich in oxygen, appearing red.

Front

What is deoxygenated blood?

Back

Deoxygenated blood is blood that has delivered its oxygen to the body's tissues and is low in oxygen, appearing blue.

Front

What is the role of the intercostal muscles?

Back

Intercostal muscles assist with breathing by helping to expand and contract the rib cage.