Confidence comes from experience and how well you know the subject you are talking about. I have the same fear as you about talking in public. I teach pain management in a hospital to all staff. I feel nervous all the time when I start talking in front of a new group, but it goes … Read more

It is possible that the test can back as + for methamphetamine. That is because pheylephrine and methamphetamine have similar chemical structures. It depends on the sensitivity of the test.

Yes, because ice displaces the water with an equal volume. The volume of ice floating above the surface of water is the amount that will overflow when it melts.

In medical terminology ac translates exactly to ante cebos. That means before meals. A related term "pc" post cebos means after meals. Both terms are used when prescribing medications and when they should be taken. The best source of this information is your pharmacist. When you get a prescription filled, ask the pharmacist when is … Read more

IV potassium is measured in Milliequivilents. The lethal effect is dependent on the rate and concentration. A safe rate for IV potassium chloride is 10 Meq/ hour. If you increase that, the patient should be on telemetry. In life threatening emergencies, 40 meq's can be injected in a short period of time but not less … Read more

Each gallon=3.7854 liters
3 gallons= 11.356 liters

Xanax (alprazolam) is a potent anxiolytic benzodiazapam derivative that behaves as a tranquilizer. Polygraphs measure many parameters that this medication does not affect. If you know your answer is a lie, then the test could pick that up.

1 milliliter= 1/1000 of a liter
1 liter contains 1000 milliliters
1ml of water = exactly 1 gram
therefore each liter of water weighs exactly 1 kilogram or 1000 grams
There are 454.2 gms in a pound
so 1 pound = 1000gms divided by 454.2 gms. So 1 pound = about 2.2 Kilos so a … Read more