cardio pharm

Question 1

cats should not receive lidocaine IV (t/f)

Answer 1

true

Question 2

acetylcholine is the neurotransmitter that is secreted by the parasympathetic nervous system (t/f)

Answer 2

true

Question 3

lidocaine is an example of an

Answer 3

sodium channel blocker

Question 4

atenolol is an example of a

Answer 4

beta blocker

Question 5

what are the three catecholamines

Answer 5

epinephrine, dopamine, norepepinephrine

Question 6

which of the following can be added to lidocaine to cause vasoconstriction when used as a local anesthetic, but never given IV:
lasix, propofol, epinephrine

Answer 6

epinephrine

Question 7

what is the drug of choice when treating ventricular tachycardia

Answer 7

lidocaine

Question 8

vasoconstriction will cause hypotension (t/f)

Answer 8

false

Question 9

positive inotropic drugs:

Answer 9

increase the force of cardiac contractions

Question 10

which of the following antiarrhythmic drugs can be used when treating animals with ARVC

Answer 10

class 3 - potassium channel blockers

Question 11

what happens when Beta-1 adrenergic receptors are stimulated

Answer 11

increased HR, increase cardiac contractions and increased force

Question 12

in regards to the cardiovascular system, the parasympathetic nervous system causes what

Answer 12

slows HR, dilate vessels to GI tract, increase blood flow to kidneys, decrease size of bronchioles, miosis, little peripheral arteries

Question 13

when talking about the parasympathetic nervous system, what neurotransmitter is stimulated

Answer 13

cholinergic

Question 14

what is the selective beta-blocker that is commonly used in cats with HCM

Answer 14

atenolol

Question 15

2 ACE-inhibitors

Answer 15

enalapril and benazepril

Question 16

why would you avoid using pimobendan in a pt with HCM

Answer 16

heart is already enlarged, drug will cause increased contractability of the heart, more stress on the heart

Question 17

what effect do inotropic drugs have on the cardiovascular system

Answer 17

affect the strength of contraction of a weakened heart, positive increase, negative decrease

Question 18

what effect do inodilator drugs have on the CV system

Answer 18

increases the CO without increasing the workload of the heart

Question 19

why is it good to start a patient in heart failure on vasodilators

Answer 19

reduce vessel constriction, reduces the amount of work the heart has to do

Question 20

which class of antiarrhythmics is most commonly used in Boxers with ARVC disease

Answer 20

potassium channel blockers

Question 21

3 catecholamines

Answer 21

epinephrine, norepinephrine, dopamine

Question 22

why is epinephrine not given to treat heart failure

Answer 22

increases workload of the heart as well as increasing the chance of arrhythmias

Question 23

what happens when alpha 2 adrenergic receptors are stimulated

Answer 23

inhibition of release further norepinehrine from the nerve terminal

Question 24

why do we give animals with cardiomyopathies beta blockers

Answer 24

helps slow down the heart rate to allow a longer filling time and helps to prevent any arrhythmia formation

Question 25

what type of drug mimics the effects of epinephrine and norepinephrine in the body

Answer 25

adrenergic agonists / sympathetic drugs

Question 26

where are muscarinic cholinergic receptors found

Answer 26

on the organs they affect not skeletal muscles

Question 27

what happens when alpha 1 adrenergic receptors are stimulated

Answer 27

vasoconstriction of arterioles in skin, abdominal organs / mydriasis

Question 28

what is AKA rest and digest

Answer 28

parasympathetic nervous system

Question 29

what is the vasodilator used in dogs/cats with hypertension

Answer 29

amlodipine

Question 30

giving lidocaine should be avoided in

Answer 30

cats

Question 31

____ is the drug of choice for stimulating heart contractions and supporting the circulatory system after cardiac arrest

Answer 31

epinephrine

Question 32

catecholamines work as ______ drugs as they ____ the contraction of a weakened heart

Answer 32

positive inotropic ; increase

Question 33

___ is the antiplatelet drug that can safely be used in cats

Answer 33

clopidogrel

Question 34

calcium channel blockers exert most of their effects on the ____

Answer 34

atria

Question 35

loop diuretics work by preventing the reabsorption of ___ from the urine

Answer 35

sodium

Question 36

vasoconstriction ____ the blood pressure while vasodilation ___ the blood pressure

Answer 36

increases ; decreases

Question 37

digoxin is the trade name for

Answer 37

digitalis

Question 38

pimobendan is the trade name for

Answer 38

vetmedin

Question 39

furosemide is the trade name for

Answer 39

lasix

Question 40

enalapril is the trade name for

Answer 40

enacard

Question 41

sildenafil is the trade name for

Answer 41

viagra

Question 42

acetylsalicylic acid is the trade name for

Answer 42

aspirin

Question 43

nitroglycerine is the trade name for

Answer 43

nitro bid

Question 44

propanolol is a ____

Answer 44

beta blocker

Question 45

lidocaine is a

Answer 45

sodium channel blocker

Question 46

procainamide is a

Answer 46

sodium channel blocker

Question 47

sotalol is a

Answer 47

potassium channel blocker

Question 48

atenolol is a

Answer 48

beta blocker

Question 49

diltiazem is a

Answer 49

calcium channel blocker

Question 50

digitoxin is a

Answer 50

cardiac glycosides