Respiratory System

Front

What is the primary gas that the body's cells need to survive?

Back

Oxygen

Tags

NGSS.MS-LS1-6

Front

What happens to the lungs when the diaphragm contracts and moves down?

Back

The lungs expand with air.

Front

In what order does air flow during inhalation through the respiratory system?

Back

Nasal cavity (2) → Pharynx (3) → Larynx (1) → Trachea (4)

Front

What important exchange occurs in the lungs?

Back

Oxygen (O2) is exchanged for Carbon Dioxide (CO2).

Front

What does the larynx hold?

Back

The larynx holds the vocal chords.

Front

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

Back

The diaphragm helps in the process of breathing by contracting and relaxing to allow air in and out of the lungs.

Front

What is the role of the trachea in the respiratory system?

Back

The trachea is a tube that carries air to and from the lungs.

Front

What are the two main processes of respiration?

Back

Inhalation (taking in oxygen) and exhalation (expelling carbon dioxide).

Front

What is the purpose of the nasal cavity?

Back

The nasal cavity filters, warms, and moistens the air we breathe.

Front

What is the pharynx and its role in the respiratory system?

Back

The pharynx is a passage that connects the nasal cavity and mouth to the larynx and esophagus, playing a role in both breathing and swallowing.