foreign moving on to the next topic here fluid volume deficit a common manifestation of dehydration so clients have a deficit or a decrease in fluid so just look at the D's here and think dry for dehydration and a deficit of fluid clients dry out Like A Raisin in the Sun appearing sunken in shriveled up and very weak which will get into the specifics of manifestations and signs and symptoms in a moment but first why does this happen so the top four causes vomiting and diarrhea like from food poisoning infection or just too much alcohol like after last semester's final exams you know what I'm talking about right tequila is never the correct answer it's actually the most correct answer I'm just kidding okay now hot body and sweating also releases fluid including fever heat stroke and even thyroid crisis and severe burns this puts the the patient most at risk for fluid volume deficit since they lost a lot of fluid due to blister formation on the skin as well as urination drains fluid from the body and into the body but really the big ones to write down here are the three d's d-i dka and diuretics so the top reasons that clients lose fluid in the clinical setting here is diabetes insipidus so the memory trick for the 3DS just think D I think dry inside clients Diaries fluid like up to 20 liters a day we're talking lots and lots of urine here now the second reason here is dka diabetic ketoacidosis so with dka think D for dry now we go into all the details in the full dka video but real quick dka we see an increased sugar concentration within the blood that hyperglycemia typically caused by infection which also drives the body out and a common manifestation is kuzmo respirations basically fast breathing which leads to insensible fluid losses from all that fast breathing okay the last D is for diuretics like furosemide and Hydrochlorothiazide now these end an eye so think the body is dried now as you will learn diuretics drain fluid from the body and into the potty so we also have a loss of electrolytes here too mainly potassium because as you know where fluids flow electrolytes go okay now a quick side note before we go into manifestations compensation of fluid volume deficit and dehydration now the body tries to balance itself out by sending signals to increase that fluid intake so we'll see increased thirst the body's going to be holding on to urine so we're going to have a concentrated urine as well as increased heart rate and vasoconstriction just think about it here the body's trying to compensate or basically make up for the decreased fluid volume by pumping the little blood it has at a faster Pace all around the body in order to perfuse or oxygenate the tissues here so this is why we see increased heart rate in basal constriction hey everyone nurse Mike here from simplenursing.com did you get your beautifully handcrafted study guide bundle yet it highlights the key points and memory tricks in this video plus get 900 more videos not here on YouTube all neatly organized in the playlist along with thousands of practice questions written by actual NCLEX Alex Riders so don't be scared be prepared try it free today visit simplenursing.com