Which of the following statements about thin layer chromatography (TLC) for drug screening is true?
A. A drug is identified by how large the colored spot is on the TLC support medium.
B. A drug is identified by its shape on the support medium.
C. A drug is identified by comparing its Rf value and staining to standards.
D. Drugs cannot be identified by TLC, only separated.
C
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The field of ________ deals with the ordering, maintaining, preparing, and distributing prescription medications
a. nursing b. medicine c. pharmacy d. medication
Divide the decimals. What is the numerator in 5/9?
Fill in the blank(s) with the appropriate word(s).
A fasting plasma blood glucose level of 130 mg/dL is an indication of:
A) hypoglycemia. B) glycogenemia. C) diabetes mellitus. D) glycemia.
The Murphy eye on an endotracheal tube:
A) provides ventilation in the event the distal tip becomes obstructed B) facilitates insertion by providing a direct line of sight C) facilitates maintenance of low cuff pressures by relieving excess pressure in the cuff D) facilitates secretion removal above the cuff of the endotracheal tube