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71 terms

Diuretics

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inability to pump enough blood to avoid congestion in the tissues
Congestive Heart Failure
waste product of muscle metabolism, filtered out of the blood by the kidneys and excreted in urine
Creatinine
increased excretion of urine
Diuresis
What prevents reabsorption of sodium and water by the kidneys. Excretes a large amount of urine.
Diuretic
An abnormal, difficult, or bad rhythm
Dysrhythmia
chemicals that form ions and conduct current when dissolved in water
Electrolyte
a group of diseases of the eye characterized by increased intraocular pressure that results in the damage to the optic nerve, producing defects in vision
Glaucoma
System that regulates its internal enviorment for stable conditions
Homeostasis
A increase of potassium in the bloodstream
Hyperkalemia
Condition which blood pressure is chronically elevated
Hypertension
Potassium concentration in blood is low
Hypokalemia
microscopic filtering unit that removes water and waste solutes
Nephron
Bumetanide (Bumex)
Loop Diuretics
(Ethacrynic acid) Edecrin
Loop Diuretics
(Lasix) Furosemide
Loop Diuretics
(Naturin) Bendroflumethiazide
Thiazide Diuretic
(Diuril SK-Chlorothiazide) Chlorothiazide
Thiazide Diuretic
(Esidrix, HydroDIURIL, Oretic) Hydrochlorothiazide
Thiazide Diuretic
(Midamor) Amiloride
Potassium-Sparring Diuretics
(Aldactone) Spironolactone
Postassium-Sparring Diuretics
(Dyrenium) Triamterene
Potassium-Sparring Diuretics
(Diamox) Acetazolamide
Carbonic anhydrase Inhibitors
(Osmitrol) mannitol
Osmotic Diuretic
What are the three chronic medical conditions of Diuretics?
Hypertension, Congestive Heart Failure, Glaucoma
What do diuretics eliminate from the body?
Sodium, Potassium, Calcium
Potassium levels that are too low or too high may cause what condition?
Dysrhythmias
Patients with hypokalemia may require administration of what?
Potassium
__-__ __ indicated when a condition requires rapid but temporary reduction in fluid
Short-term Diuretics
What is an example for using a short term diuretic?
IV administration during surgical procedures
Diuretics are used to reduce what two kinds of pressure and protects what?
Intracranial, Intraocular, kidney function
What is the procedure used to prevent accumulation of fluid due to inflammatory response to tissue manipulation
retinal detachment
Diuretics may be given to keep fluid flowing through the kidneys for what procedure.
Vascular aorta
Hypokalemia is reduced when diuretics are used for a ____ treatment
short-term
Diuertic that May cause delay or rescheduling of surgery
Long-term therapy
use of diurectics require insertion of indwelling urinary catheter in the patient before surgery.
Short-term
A urinary drainage bag with an accurate measure device is often used to __ ___ __ at regular intervals
record urinary output
What is the main function of the renal system?
Maintain homeostasis
How is homeostasis maintained?
Filtering blood, Removing exces water and solutes
Blood is brought to the nephron through afferent arteriole into the ___ ___
Bowman's capsule
Where does filtration occur?
Bowman's capsule
Filtration is the process of ___ fluids, and solutes through a membrane by ___.
forcing, pressure
The filtered blood returns to the circulatory system through ____ arteriole
efferent
The remaining fluid which contains substances present in blood except formed elements and most proteins undergoes ____ _______
tubular reabsorption
Where does tubular reabsorption take place?
Proximal convoluted tubule and Loop of Henle
The filtrate recieves which three materials?
Potassium, creatinine, hydrogens ions
Tubular secretion in the distal convoluted tubule eliminates ___ ___ and controls ___ __
Waste products, blood ph
Filtrate is emptied from the _____ into the renal pelvis to the ___ and __ and is excreted as __
Collecting ducts, ureter bladder, urine
Diuretics are classified by what?
Site of action, mechanism of altered solutes
Diuretics that are used to remove fluid arising from renal, hepatic or cardiac dysfunction and to treat acute pulmonary edema
Loop
Most common cardiac dysfunction requiring treatment with diuretics is ____
CHF
What diuretics work by decreasing reabsorption of sodium and chloride along the whole renal tubule.
Loop
This Diuretic exert potent effect because of site of action is so broad.
Loop
Bumex, Edecrin, Lasix what what kind of Diuretics
Loop
___ is the most commonly used in Loop Diuretics for intracranial pressure
Furosemide
This diuretic is used to treat essential hypertension and mild chronic edema
Thiazide
Diuretic that Works by inhibiting reabsorption of sodium and chloride in end of ascending loop of nehpron
Thiazide
(Esidrix, HydroDiuril, Oretic) hydrochlorothiazide
Thiazide
Low potency used to treat edema and hypertension to restore potassium levels
Potassium-sparring
Prevent reabsorption of sodium in distal convoluted tubues by altering membrane permeability
Potassium-sparring
Change in membrane permeability prevents ___ ___
potassium loss
Amiloride, spironolactone, triamterene
Potassium-Sparring
Adverse effects can include hyperkalemia
Potassium-Sparring
Diuretics used to treat mild acute closed-angle gluacoma and chronic open-angle gluacoma
Carbonic Anhydrase inhibitors
Urine is not significantly impacted
Carbonic Anhydrase inhibitors
aqueous humor in the eye, decrease production of aqueous humor lowering eye pressure
carbonic anhydrase inhibitors
Most common inhibitor is acetazolamide (Diamox)
Carbonic Anhydrase Inhibitors
Diuretic used for Cataract patients after surgery to prevent pressure build up.
Carbonic Anhydrase Inhibitors
A Diuretic that is Highly potent, increases blood pressure and volume
Osmotic Diuretics
What diuretics are contraindicated in patients with hypertension and edema.
Osmotic Diuretics
what diuretic Prevents acute renal failure after cardiac surgery for intracranial pressure and intraocular pressure
Osmotic Diuretics
Which Diuretic is needed for Rapid reduction in intraocular pressure
Osmitrol Mannitol