The nurse is preparing to administer a medication to a client on a medical-surgical unit. The median lethal dose of the drug is 40 mg, and the median effective dose is 10 mg. The nurse calculates the therapeutic index to be ________. Record your answer rounding to the nearest whole number.
Fill in the blank(s) with the appropriate word(s).
4
The therapeutic index is calculated by dividing the median lethal dose (LD50) by the median effective dose (ED50).
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A patient with mastoiditis fails to respond to antibiotics and undergoes a radical mastoidectomy with tympanoplasty. A nursing priority is assessing for which of the following complications postoperatively?
A) Mouth droop and decreased lateral eye gaze B) Increased middle ear pressure and perforated eardrum C) Gradual onset of conductive hearing loss and nystagmus D) Scar tissue and cerumen obstructing the auditory canal
Intravenous catheters that are inserted directly through the skin and into the internal or external jugular, subclavian, or femoral vein for up to several weeks are known as ___________
Fill in the blanks with correct word
Which of the following is a developmental task of young adulthood?
a. Adjusting to physical changes b. Adjusting to aging parents c. Developing a satisfactory sex life d. Adjusting to physical changes
Which of the following terms is used to describe a person who feels a compulsive need to steal and experiences pleasure at the time of the theft?
A) Kleptomania B) Pyromania C) Mania D) Hypomania