Cardiovascular Pharmacology Flashcards

1
Q

70 mmhg is the value of?

A

diastolic blood pressure

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2
Q

110 mmhg is the value of?

A

systolic blood pressure

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3
Q

hypertension and arterial
blood pressure increase is mainly due to?

A

elevation of total peripheral vascular resistance

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4
Q

how is the hypertension mainly treated?

A

by palliative treatment

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5
Q

what are the antihypertension drugs that mainly used in the clinics?

A
  1. Diuretics
  2. Adrenergic receptor blockers
  3. Angiotensin-converting-enzyme (ACE) inhibitor and other angiotensin receptor blockers/antagonists (ARB)
  4. Calcium-channel blockers (CCB)
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6
Q

Adrenergic neuron blockers
Adrenergic receptor blockers
Centrally acting adrenergic drugs and other
sympatholytic

decrease or increase the function of sympathetic system?

A

decrease the function

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7
Q

Their function is about vasodilatation, they do not
effect sympathetic system.
what are they?

A

Calcium-channel blockers (CCB)
ACE inhibitor & ARBs
Direct acting vasodilators

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8
Q

what are the most commonly used
antihypertensive drugs ?

A

Diuretic

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9
Q

which agent block B1 adrenergic receptors and reduces the heart rate and cardiac contractility?

A

beta adrenergic blocking agents

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10
Q

provide enough blood pressure reduction as
monotherapy in mild hypertension is and an be used in the combination with
the other diuretics?

A

Thiazide diuretics

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11
Q

combination of diuretics inhibit?

A

inhibits pseudo-tolerance
(inhibiting the water and salt retention).

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12
Q

Adrenergic Receptor Blockers?

A

Alpha-blockers and Beta-blockers

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13
Q

propranolol is it a selective or non-selective blocker?

A

non-selective block both B1 and B2 adrenergic receptors

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14
Q

b1 receptor regulates heart rate and myocardial contractility.
true or false?

A

true

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15
Q

There is difference in the degree of
antihypertensive activity between the two groups
(selective beta blockers vs non-selective beta
blockers
true or false?

A

false, there is no difference

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16
Q

metoprolol
atenolol
acebutolol
are selective or on selective beta receptors blockers?

A

selective for beta one revceptors

17
Q

Prazosin and Doxazosin, which selectively block?

A

α1 receptors

18
Q

what Calcium-channel Blockers do?

A

they block the voltage-dependent L-type calcium channels in the membrane of the smooth muscle cells of the vessel

19
Q

which blockers During excitation, they cause vasodilatation by inhibiting the
Ca ++ entry from these channels?

A

Calcium-channel Blockers

20
Q

Calcium-channel Blockers are divided into 3 types according to their chemical structure
what are they?

A
  1. 1,4 Dihydropyridine (DHP) derivatives
  2. Phenylalkylamine derivatives (Verapamil)
  3. Benzothiazepine derivatives (Diltiazem)
21
Q

group of drugs mainly dilate arterioles.
and They increase the blood flow to the kidney (they protect kidneys)
are?

A

Angiotensin-converting-enzyme (ACE) inhibitor and other angiotensin receptor blockers/antagonists (ARB

22
Q

how can we start the treatment of hypertension?

A

ACEI or ARB+CCB or diuretic

23
Q

the triple treatment of hypertension is?

A

ACEI or ARB+ CCB+ Diuretic

24
Q

thickening of ventricular chambers is?

A

Congestive Heart Failure

25
Q

how to overcome the decreased cardiac output (CO)?

A

A. Increased sympathetic tone
B. Activation of Renin-Angiotensin-Vasopressin system
C. Increased body fluid volum

26
Q

Increased sympathetic tone and Activation of Renin-Angiotensin-Vasopressin system result in?

A

increased peripheral vascular resistance (PVR)

27
Q

Congestive Heart Failure Results in?

A

Oedema in peripheral tissues (swelling in legs)
Oedema in lungs (breathlessness)
Decreased exercise tolerance

28
Q
  1. increase force of contraction (Cardiac glycosides)
  2. decrease fluid excretion (Diuretics)
  3. Vasodilation (Vasodilators)
  4. decrease PVR & aldosterone secretion (ACE inhibitors)

which one of the above for Therapeutic strategies in congestive heart failure is wrong?

A
  1. decrease fluid excretion
    correction, increase
29
Q

what are Cardiac Glycosides (Digoxin, Digitoxin) effects?

A

increase Force of contraction
Positive inotropic action

30
Q

Cardiac Glycosides they do not increase the oxygen consumption of the heart much, they increase the efficiency of the heart
true or false?

A

true

31
Q

the anticoagulant and thrombolytics are effective in treatment of only arterial
thrombosis
true or false?

A

false, antiplatelets

32
Q

Streptokinase, urokinase
Alteplase, reteplase are?

A

Thrombolytic Drugs

33
Q

list some Anticoagulant Drugs

A

heparin, warfarin, and direct thrombin inhibitor

34
Q

n has rapid onset of action, used parenterally is?

A

heparin

35
Q

aspirin is?

A

Antiplatelet Drugs

36
Q

Platelets play a central role in?

A

pathologic coronary and cerebral artery occlusion

37
Q

Aspirin is used to?

A

prevent further infarcts in persons who have had 1 or more myocardial infarcts-transient ischemic attacks (TIAs), ischemic stroke

38
Q

after MI or placement of a coronary artery stent which drug is used?

A

Antiplatelet like Clopidogrel, ticagrelor, prasugrel

39
Q

Vitamin K
Clotting factors/desmopressin
Antiplasmin agents
are all used for?

A

bleeding disorders