Facebook Has More Than ________ Users Worldwide

question 47

Multiple Choice

Facebook has more than ________ users worldwide.

• A) 100 million
• B) 500 million
• C) 1 billion
• D) 3 billion

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Definitions:

Alveolar Pressure

The pressure within the lung alveoli, which changes during different phases of breathing.

Inspiration

The process of drawing air into the lungs, an essential component of breathing and gas exchange in the respiratory system.

Expiration

The process of releasing air from the lungs through the respiratory system, also known as breathing out.

Uvula

A small, fleshy extension at the back of the soft palate above the throat, playing roles in speech and preventing food from entering the nasal cavity during swallowing.