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66 Cards in this Set
- Front
- Back
men have a higher prevalence of HTN than women until age
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45
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HTN is defined as the level of presure associated with ____ of long term CV risk
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doubling
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define normal, pre, HTN stage 1, stage 2
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<120 AND <80
120-140 OR 80-89 140-159 or 90-99 >160 or >100 |
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essential HTN accounts for __% of all HTN
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95
essential = primary |
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BP =
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CO X SVR
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do younger people with HTN tend to have great CO or SVR?
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CO
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MAP =
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DMP + 1/2(SBP-DBP)
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SVR =
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MAP - CVP/CO
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pulse pressure =
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SPB = DBP
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ventricle spends more time in ___ than ____
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diastole than systole
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list some mechanisms of htn
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age
FH tobaccogenetics low education low SES obesity sedentary lifestyle stress itrauterine growht retardation diet-- sodium |
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what does ACE do to brady
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breaks
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what are the major complications of HTN
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stroke
MI heart failure retinopathy |
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what are the classes of antihypertensive drubs
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ACE inhibitor
ARBs aldosterone antagonists direct renin inhibitors calcium channel antagonists alpha/beta blockers direct vasodilators diuretics central alpha2 agonists |
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what antihypertenisves should you not use in women wanting babies
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ACEI
ARB renin blockers |
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ending in pril
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is ACE I
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drugs ending in sartan
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ARBs
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name a selective and non selective aldosterone blockers
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sprinolactone
eplerenone |
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what are major side effects of aldosterone blockers
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sexual adverse effects
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aldosterone blockers are not first line treatment but are good for...
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resistant HTN and obese pt in combo with thiazide diuretic
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name K+ sparing diuretics
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amiloride
triamterene |
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what are K+ sparing best with
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thiazide diuretics
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when should you NOT use K+ sparing diuretics
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gouty history-- GI side effects and kidney stones
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what might you use with cushings
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sprinolactone
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name the direct renin inhibitor
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aliskiren
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when should you avoid direct renin inhibitors
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renal impairment
in DM esp not in combo with ACEI and ARBS bc of renal risks |
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name loop diuretics
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furosemide
torsemide |
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name HCTZ meds
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metolazone
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where do loops work? HCTZ?
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thick ascending limb
DCT |
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what might cause ototox
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loop
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____ is used in severe renal dysfunction but should be given with a loop
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metolazone
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NSAIDs can decrease action of ___ because of decreased PG synthesis
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loop
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initially diuretic therapy works because of _____ later a funtion of ____
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volume
resistance |
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what are some thizide diuretic side effects
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electrolyte abnormalities
metabolic disorders male impotence |
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name a dihydropyridine (CCB)
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amlodpine
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name a CCB non-higydropyridines
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diltiazem
verapamil |
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what is a side effect of diydropyridines
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reflex tachy
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what is a side effect of verapamil
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contsipation
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what is a major problem of CCB
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profound brady
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___ inhibit CYP3A4 and increase levels of common meds like statins, cyclosporines, and digoxin
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CCB
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what are targets of b1 2 and 3
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heart
myocardium, vascular, bronchial SM fat |
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what do non selective beta blockers block
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1 and 2
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what do selective beta blockers block
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b1 onl
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name non selective beta blockers
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carvedilol
propanolol |
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name selective beta blockers
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atenolol
metoprolol |
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which have longer half life: lipid soluble beta blockers or hydrophilic
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hydrophilic because metabolized by kidney
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how do beta blockers work
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inhibit effects of catecholamine
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do beta blockers with ISA work better or worse
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better
have slight partial agonist of beta adrenergic activation |
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what is negative inotropic effect of b blocker
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dereased contracility
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what is negative chronotropic effet of b blocker
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decreased hr due to less atumaticity of SA node
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_____ and ____ have vasodilative properties that antagonize the alpha adrenergic receptor
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carvedilol
labetolol |
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what are some beta blocker side effects
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bronchospasm fatigue
impotence lipid abnormalities |
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name a direct vasodilator
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minoxidil
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name a nitrate
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nitroglycerin
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name selective alpha adrenergic receptor blockers
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prazosin
doxazosin terazosin |
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name non selective alpha ad receptor blockers
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phenoxybnzamine
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name a cetnral sympatholtyics (alpha 2 agonist)
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metyldopa
clonidine |
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give ____ with a diruetic and beta blocker to prevent pseudotolerance
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direct vasodilators
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metabolism of hydralazine is determined by what
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acetylation
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what can you give for emergency or pregnancy assoc HTN
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hydralazine (direct vasodilator)
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_____ is useful in pts with sever HTN and renal failure
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minoxidil (direct vasodilator)
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nitroglycerin releases NO by ____ which leads to vasodilation in SM
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cGMP
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selective alpha 1 antagonists block
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NE
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what are side effects of alpha blockers
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postural hypotension
reflex tachy |
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_____ is often used for patients with preg induced HTN
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methyldopa
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____ work by reducing sympathetic outflow to the heart and blood vessels by acting on brainstem symp meural centers
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central sympatholytics
alpha 2 agonists |