All Rock Samples Brought from the Moon by the Apollo

question 60

Multiple Choice

All rock samples brought from the Moon by the Apollo astronauts are _________ rocks.

• A) igneous
• B) metamorphic
• C) sedimentary
• D) limestone
• E) gneiss

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Definitions:

Deflating Cuff

A component of some tracheostomy tubes that can be inflated or deflated to secure the tube in place and provide a seal within the trachea.

Mechanical Ventilation

A method of supporting a patient's breathing using a machine that moves breathable air into and out of the lungs.

Minimal Leak Method

A technique, often used in ventilated patients, to ensure minimal air leakage around the tracheal tube cuff by adjusting the cuff pressure.

Prevents Aspiration

The prevention of foreign substances from entering the airway and lungs, which can cause aspiration pneumonia or choking.