CV I Flashcards

Exam I

1
Q

What is the goal of HTN tx?

A

reduce mortality & morbidity

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2
Q

<120/80

A

Healthy BP

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3
Q

> /= 160/100

A

Stage II HTN

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4
Q

> /= 180/120

A

HTN crisis

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5
Q

ways to reduce cardiac output

A

decrease HR, contraction, venous return

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6
Q

How to reduce PVR?

A

vasodilation via direct, central, and ganglionic action

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7
Q

How does angiotensin II work?

A

direct vasconstriction, increased sympathetic tone, causes release of aldosterone

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8
Q

How does aldosterone work?

A

alters renal fx, alters cardiac structure

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9
Q

What are the 4 components of the R-A-A targets for HTN tx?

A

inhibit renin, block ACE, block A2 receptors, block aldosterone

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10
Q

HTN drug groups

A

diuretics, sympathetic drugs, vasodilators, R-A-A blockers

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11
Q

these drug names end in -sin

A

alpha blocker

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12
Q

these drug names end in -pine

A

calcium channel blocker

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13
Q

What is are adverse side effects of thiazide diuretics

A

hypokalemia, hyperglycemia, ED, hyperuricemia, increased lipids, rash

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14
Q

What diuretic do you not give renal failure pt for HTN?

A

thiazide

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15
Q

What are the adverse side effects of furosemide?

A

hypokalemia, ototoxicity, hyperuricemia, hypomagnesemia

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16
Q

What are the two classes of potassium sparing diuretics?

A

luminal membrane agents, mineralocorticoid antagonists

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17
Q

Luminal Agent toxicities include (4)

A

Hyperkalemia, increased urinary calcium stones, GI upset, don’t use in renal failure

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18
Q

What meds do you not combine luminal agents with?

A

ACE inhibitors, NSAIDS

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19
Q

mineralcortacoid receptor antagonist

A

blocks effects of aldosterone

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20
Q

What are the adverse effects of mineralcortacoid receptor antagonists?

A

Anti-androgenic effects, hyperkalemia

21
Q

What are the 4 types of beta blockers?

A

non-selective, selective, combined beta and alpha 1, blocker/partial agonist

22
Q

Which beta receptors are metoprolol and atenolol more specific to?

23
Q

What receptors are present in carvedilol and Labetalol?

A

beta 1&2, alpha 1

24
Q

ISA beta blockers have less issues with ___ and ___.

A

bradycardia and metabolic effects

25
When do you use ISA beta blockers?
diabetics or pt with slow HR
26
Strongly selective beta blockers work to cause ____ by _______.
vasodilation by increasing nitric oxide
27
What node does beta blockers effect?
AV node
28
What needs to be avoided in beta blocker therapy?
abrupt cessation
29
What kinds of pts should/must be on beta blockers?
CHF or recent MI
30
alpha adrenergic blocking agents do what?
decrease vessel resistance, relax bladder
31
reflex tachy, postural syncope when taking alpha blocker is called ____.
1st dose phenomenon
32
What are the four classes of centrally acting agents?
Clonidine, Methyldopa, ganglionic blockers, postganglionic blockers
33
Centrally acting symp agent, Clonidine, helps with what?
used in renal disease and is effective against vasomotor flushes
34
What drug is considered to be a vasodilator?
calcium channel blocker
35
T/F, for the most part, diuretics needed with calcium channel blockers
FALSE
36
Calcium chaneel blockers are especially useful in these patients (3)?
diabetes, asthma, angina
37
What is the side effect of Ca Channel blockers that is complained about the most?
constipation
38
Additive to beta blockers utilized for HTN management in pregnancy, may cause lupus like syndrome
Hydralazine
39
adjunct to diuretic and beta blockers in severe HTN
minoxidil
40
Renin inhibitor with renoprotective effects when combined with an ARB
Aliskiren
41
What are the dose dependent adverse side effects of ACEIs?
hyperkalemia, cough, angioedema, teratogenic
42
What two adverse effects are less in ARBs versus ACEIs?
cough and angioedema are less prevelant
43
What are the primary single drug choices for HTN?
diuretic, ACE, ARB, calcium channel blocker
44
multi-drug HTN strategy
ACEI or ARB + diuretic (+ vasodilator)
45
Diabetes get these HTN drugs
ACE/ARB/Ca Chan B
46
ACEI, Beta blockers are used in which pt disease group?
Coronary Heart disease
47
HTN therapy for renal disease
ACEI, Ca Chan Block, renin inhibitor, ARB
48
BPH medication for HTN
alpha blocker
49
Medical tx of HTN emergency
Vasodilators, alpha and betas, dopamine agonist