Which ions account for over 90% of the positively charged ions in extracellular fluid?

a. Ca+ c. Na+
b. Mg+ d. K+


c. Na+

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sounds like "h*lin". What word would be transcribed in ?

What will be an ideal response?

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Each red blood cell contains approximately ____ hemoglobin molecules.

A. 270 million B. 370 million C. 270 billion D. 370 billion

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According to the U.S. Fire Administration (USFA), firefighter fatalities as a result of fire-related causes (burns, asphyxiation, and structural collapse) have consistently decreased.

Answer the following statement true (T) or false (F)

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Normal prothrombin time (PT) is ________.

A. 2 to 7 minutes B. 30 to 45 minutes C. 30 50 60 seconds D. 8 to 10 minutes E. 11 to 15 seconds

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