After One Minute Without Oxygen, Brain Cells Begin to Die

question 69

Multiple Choice

After one minute without oxygen, brain cells begin to die. After three minutes, this damage is likely to cause severe neurological deficits. The dependence of brain cells on oxygen for survival indicates that these cells are ____.

• A) strict aerobes
• B) strict anaerobes
• C) facultative aerobes
• D) facultative anaerobes
• E) transitional aerobes

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Definitions:

Lines of Sight

In management or design, the clear visual or conceptual path for workflow, communication, or strategic alignment.

Triangulation

The use of multiple methods or data sources in research to improve the accuracy and validity of results by cross-verifying findings.

Ethnography

A qualitative research method focused on studying cultures, practices, and communities through observation and participation.

Sociometry

A quantitative method for measuring social relationships, used to identify the structure of groups and the position of individuals within them.