NURS 221 EXAM 4 Liberty University - Question and answers already passed 2024/2025 NURS 221 EXAM 4
how much of the body's water is located in the intracellular fluid
2/3
how much of the body's fluid is located in the extracellular fluid
1/3
what age group is at risk for fluid imbala...
NURS 221 EXAM 4
how much of the body's water is located in the intracellular fluid
2/3
how much of the body's fluid is located in the extracellular fluid
1/3
what age group is at risk for fluid imbalances
the old and children
what are signs and symptoms of dehydration
dry skin
dry mucous membranes
no urinary output
lethargy in children (sunken eyes)
crying with no tears
what are signs and symptoms of overhyderation
edema
SOB
wheezing
,weight gain
what role does the posterior pituitary gland play in regulating fluid balance
releases antidiuretic hormone (ADH) which increases water retention
what role does the adrenal cortex play in fluid balance
regulates sodium by releasing aldosterone
aldosterone increase Na+ and H2O retention
what receptors are responsible for sensing fluid imbalances
osmoreceptors
when a person feels thirst, what are the primary factors involved in regulation
of water balance
ADH and perception of thirst
what medications can impact fluid balance
OTC and herbal
prescription meds (ACEI, ARB, diuretics
, what is the normal level for sodium
around 136-145
what are signs and symptoms of hypernatremia
confusion
irritability
lethargy
stupor
coma
muscle twitching
seizures
what are treatments for hypernatremia
isotonic iv fluids until Na is normalized
diuretics to get rid of extra Na
what is the most common cause of hypernatremia
deficit of total body water ie dehydration
what are causes of hyponatremia
due to excess fluiod in the body as opposed to Na
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Carzola98. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
