Which Type of Ventilation System Provides a Supply of Clean

question 27

Multiple Choice

Which type of ventilation system provides a supply of clean air and reduces contaminants and fumes from the OR?

• A) negative, bidirectional
• B) negative, unidirectional
• C) positive, bidirectional
• D) positive, unidirectional

---

Definitions:

Stranger Anxiety

A form of distress that young children experience when exposed to people they do not know, typically manifesting around 8 to 12 months of age.

Indifference

A mental state characterized by a lack of interest, concern, or sympathy towards others or a specific event.

Unfamiliar Setting

A situation or environment that is not previously known or experienced by an individual.

Secure Attachment

A type of emotional bond where individuals feel confident and supported, often resulting from consistent and caring interactions in relationships.