Dextrose Solutions Comparison: What, When, and Why

Dextrose Solutions Comparison: What, When, and Why Dextrose solutions can be confusing to nursing students because they don’t act like other IV fluids. Normal Saline is isotonic, 3% Saline is hypertonic, and 0.45% Saline is hypotonic. And they all behave in the body exactly as you would expect those types of fluids to act. But Dextrose …

Dextrose Solutions Comparison: What, When, and Why Read More »

Solute, Solvent, Solution

Solute, Solvent, Solution: An Easy (and Ugly) Explanation

Solute, Solvent, Solution: An Easy (and Ugly) Explanation Sometimes alliteration (consecutive words that all start with the same sound) can be helpful. Other times, it makes it harder to remember what you’re studying. What about when it comes to solute, solvent, and solution? This is one of those times that alliteration makes things harder.  You’ve …

Solute, Solvent, Solution: An Easy (and Ugly) Explanation Read More »

What is diffusion?

What is Diffusion? A Colorful Example to Explain (with video)

What is Diffusion? A Colorful Example to Explain (with video) You have to understand diffusion if you want to master Fluids and Electrolytes in nursing school. So let’s start with the basics: What IS diffusion? What is Diffusion? The simplest explanation for diffusion is the movement of molecules from an area of HIGH concentration to an …

What is Diffusion? A Colorful Example to Explain (with video) Read More »

Hypotonic Solution: Clearly Explained for Nursing Students

Hypotonic Solution: Clearly Explained for Nursing Students What makes a hypotonic solution…hypotonic? Here’s a clear explanation for HOW and WHY hypertonic IV solutions work so that you can be confident in knowing which situations to use them in during nursing school. If you haven’t already seen the explanation of results from my Osmosis Experiment, make sure to check …

Hypotonic Solution: Clearly Explained for Nursing Students Read More »

Osmosis Experiment: Seeing Osmosis in Action (with video!)

What is Osmosis? Before we do an osmosis experiment, let’s first understand what osmosis is. Osmosis is the movement of water through a semi-permeable membrane see the .  During osmosis, the water moves from an area of low-concentration (i.e. where there’s only a little bit of solute) to an area of high-concentration (i.e. where a lot …

Osmosis Experiment: Seeing Osmosis in Action (with video!) Read More »

Hypertonic Solution: An Explanation for Nursing Students (UPDATED)

Hypertonic Solution: An Explanation for Nursing Students I’m going to help you understand WHY and HOW a hypertonic solution works so that you can be confident in knowing which situations to use them in for nursing school. If you haven’t already seen the explanation of results from my Osmosis Experiment, make sure to check that out first. …

Hypertonic Solution: An Explanation for Nursing Students (UPDATED) Read More »

I Hate Mnemonics

I hate mnemonics.  Maybe that’s a little bit extreme, or even inflammatory.  After all, you can find entire study books dedicated to nursing mnemonics.  Maybe I should say “I Hate Most Mnemonics,” or even “Mnemonics are Not Your Friend.” Whatever.  The truth remains that I generally don’t like mnemonics.  I’ve seem them misused waaaaay too often by students.  And …

I Hate Mnemonics Read More »