Moving Materials Review

Front

What is the function of the nose in the respiratory system?

Back

The nose filters, warms, and moistens the air we breathe, and it is the entry point for air into the respiratory system.

Front

What is the pharynx?

Back

The pharynx is a muscular tube that connects the nose and mouth to the larynx and esophagus, playing a role in both the respiratory and digestive systems.

Front

What are veins?

Back

Veins are blood vessels that carry deoxygenated blood back to the heart.

Front

What is the function of the lungs?

Back

The lungs are responsible for gas exchange, allowing oxygen to enter the blood and carbon dioxide to be expelled.

Front

What are alveoli?

Back

Alveoli are tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place.

Front

What are bronchi?

Back

Bronchi are the main passageways that branch from the trachea into the lungs, allowing air to flow in and out.

Front

What is the role of the diaphragm in respiration?

Back

The diaphragm is a muscle that contracts and relaxes to help draw air into the lungs and push it out.

Front

What is gas exchange?

Back

Gas exchange is the process by which oxygen is taken into the body and carbon dioxide is expelled, occurring in the alveoli.

Front

What is the trachea?

Back

The trachea, or windpipe, is a tube that connects the larynx to the bronchi, allowing air to pass to and from the lungs.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart.