Vacuum blood tubes come in all of the following sizes, EXCEPT ________.

The higher the ________ levels, the more sodium ions are reclaimed and the more potassium ions are lost

A) norepinephrine B) aldosterone C) pitocin D) epinephrine

Gram positive organisms retain the color of the stain and appear as:

A) blue/purple. B) red/blue. C) red/pink. D) green/yellow.