Front

What is the main function of 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 larynx commonly known as?

Back

The larynx is commonly known as the voice box.

Front

What is a normal resting pulse rate for a teenager?

Back

A normal resting pulse rate for a teenager is typically around 60 to 100 beats per minute, with 80 bpm being a common average.

Front

What type of cell is responsible for transporting oxygen in the blood?

Back

Red blood cells are responsible for transporting oxygen around the body.

Front

What does pulse oximetry measure?

Back

Pulse oximetry measures the amount of oxygen in the blood.

Front

What is the diaphragm's role 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 are alveoli?

Back

Alveoli are tiny air sacs in the lungs where gas exchange occurs, allowing oxygen to enter the blood and carbon dioxide to be expelled.

Front

What is the function of the bronchus?

Back

The bronchus is a major air passage that branches from the trachea into the lungs, directing air to the left and right lungs.

Front

How does the respiratory system contribute to homeostasis?

Back

The respiratory system helps maintain homeostasis by regulating oxygen and carbon dioxide levels in the blood.

Front

What is the role of cilia in the respiratory system?

Back

Cilia are tiny hair-like structures that line the respiratory tract, helping to trap and move particles and mucus out of the airways.