Which of the following defines the "half-life" of a drug?
A) the time taken for it to metabolize in the liver
B) the time taken for its concentration to increase from one-half to full, after the last dose
C) the time taken for it to be excreted by the kidneys
D) the time taken for its concentration to decrease from full to one-half, after the last dose
D) the time taken for its concentration to decrease from full to one-half, after the last dose
A drug's half-life is the time taken for its concentration to decrease from full to one-half, after the last dose. This is the major determinant of the duration of drug action. The half-life of each may be different.
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The electrical impulse of the heart originates in the:
A) coronary artery. B) SA node. C) AV node. D) none of the above.
Payment to the home care organization is provided by one or more of the following four payers: ___________, _________, ___________, and _____________
Fill in the blank(s) with correct word
Blood pressure is recorded as a fraction with the diastolic pressure listed over the systolic pressure
Indicate whether the statement is true or false
What type of burn occurs when the patient comes into contact with fire of flames?
A. Flame burn. B. Gas burn. C. Flash burn. D. Contact burn.