A medication order 125micrograms of digoxin in 100 milliliters of normal saline is prescribed to be delivered over 1 hour. You have two 1-ampules containing 500 micrograms. How many milliliters of digoxin injection will be needed?

25 milliliters of digoxin

Explanation:Required dose = 125mcg

Total volume = 100mls

Stock dose = 500mcg

Time = 1hour

Required dose Total volume ×

Stock dose 1

125 100

×

500 1

125 1

×

5 1

125 ÷ 5

= 25mls

= 25mls of digoxin.

Digoxin is a cardiac glycoside.

answer:

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explanation:

08: 21

read the excerpt from "the tell-tale heart.”

object there was none. passion there was none. i loved the old man. he had never wronged me. he had never given me insult. for his gold i had no desire. i think it was his eye! yes, it was this! he had the eye of a vulture—a pale blue eye, with a film over it. whenever it fell upon me, my blood ran cold; and so by degrees—very gradually—i made up my mind to take the life of the old man, and thus rid myself of the eye forever.  

read the excerpt from "the black cat.”

beneath the pressure of torments such as these, the feeble remnant of the good within me succumbed. evil thoughts became my sole intimates—the darkest and most evil of thoughts. the moodiness of my usual temper increased to hatred of all things and of all mankind; while, from the sudden, frequent, and ungovernable outbursts of a fury to which i now blindly abandoned myself, my uncomplaining wife, alas! was the most usual and the most patient of sufferers.

by revealing the narrator’s deepest thoughts, the author