Fluids Flashcards
What is the ideal body weight equation for a male?
Male= 50kg + (2.3 x in over 60”)
What is the ideal body weight equation for a female?
Female= 45.5kg + (2.3 x in over 60”)
What is the equation for dosing body weight (DBW)?
DBW= IBW + 0.4(wt-IBW)
At what percentage of ABW should determine if using DBW?
If ABW>130% of IBW, use DBW
Which applies for dosing certain drugs such as antibiotics?
A. IBW
B. DBW
C. NBW
D. ABW
B. DBW (Dosing body weight)
What is the equation for NBW?
NBW= IBW + 0.25(wt-IBW)
At what percentage of ABW should NBW be used?
Use NBW if ABW>130% of IBW
Which applies for calculating fluid, electrolyte, and nutrition (FEN) parameters?
A. IBW
B. DBW
C. NBW
D. ABW
C. NBW (Nutrition Body Weight)
Which fluid distribution accounts for 40% of body weight in adults?
A. Intracellular
B. Extracellular
C. Intravascular
D. Transcellular
A. Intracellular
Which fluid distribution accounts for 20% of body weight in adults?
A. Intracellular
B. Extracellular
C. Intravascular
D. Transcellular
B. Extracellular
Which fluid distribution accounts for 3/4th of body weight in adults?
A. Intracellular
B. Extracellular
C. Intravascular
D. Interstitial
D. Interstitial
Which fluid distribution accounts for 1/4th of body weight in adults?
A. Intracellular
B. Extracellular
C. Intravascular
D. Interstitial
C. Intravascular
Which of the following are not subject to daily gains/losses in fluid distribution?
A. Intracellular
B. Transcellular
C. Extracellular
B. Transcellular
What three organs in the body are responsible for maintaining body temp, cell shape, transport of nutrients, gases and wastes?
Skin, lungs and kidneys
The measurable form of fluid loss is (sensible/insensible), which the immeasurable portion is (sensible/insensible)
The measurable form of fluid loss is sensible, which the immeasurable portion is insensible.
What are two major forms of sensible fluid loss?
Urination and defecation
What are two major forms of insensible fluid loss?
Skin and lungs
Which hormone reduces diuresis and increases water retention?
A. ADH
B. RAAS
C. ANP
A. ADH
Which hormone regulates renin secretion and sodium/water regulation?
A. ADH
B. RAAS
C. ANP
B. RAAS
Which hormone decreases ADH release and counteracts effects of RAAS?
A. ADH
B. RAAS
C. ANP
C. ANP
What is the tonicity value of isotonic fluids?
275-290 mOsm/L
What is the tonicity value of hypotonic fluids?
<275 mOsm/L