What Is the Minimum Level of FIO₂ That, When Used

question 4

Multiple Choice

What is the minimum level of FIO₂ that, when used for a prolonged period of time, has been associated with damage to alveolar cells?

• A)0.30-0.39
• B)0.40-0.49
• C)0.50-0.59
• D)0.60-0.69

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Definitions:

Blood Calcium

Refers to the level of calcium in the blood, which is crucial for various physiological functions including bone health, muscle contractions, and blood clotting.

Osteoblasts

Bone-forming cells that turn membrane into bone. They use excess blood calcium to build new bone.

Calcitonin

A hormone secreted by the thyroid gland that helps regulate calcium levels in the blood by inhibiting bone resorption.

Excess Blood

A condition where there is more blood in the body or a part of the body than what is considered normal or healthy.