ANTI-ARRYTMIA

Question 1

Arrythmia

Answer 1

Bradycardia

Tachycardia

Question 2

Phase 4

Answer 2

Resting phase

Question 3

Phase 0

Answer 3

Depolarization

Question 4

Phase 1

Answer 4

Repolarization

Question 5

Phase 2

Answer 5

Plateau phase

Question 6

Phase 3

Answer 6

Repolarization

Question 7

Phase 4 channels

Answer 7

Negatively charged

Opening K channels

Question 8

Phase 0 channels

Answer 8

Close K

Open Na

Question 9

Phase 1 channel

Answer 9

Open K

Close Na

Question 10

Phase 2 channels

Answer 10

Open K (palabas)
Open Na(papasok)

Question 11

Phase 3 channels

Answer 11

Open K

Close Cl

Question 12

Therapeutic goals in Mgt. of arrythmia

Answer 12

Na channel blockade(phase2)

Inh. Of sympathetic innervation in the heart

Prolangation of effective refractory period

CCB

Question 13

Vaughn williams classification of drugs

Answer 13

Class1 - Na channel blocker
Class2 - beta blocker
Class3 - K channel blocker
Class4 - Ca channel blocker

Question 14

What are the rhythm disorder

Answer 14

• Atrial fibrillation
• Paroxymal supraventricular tachycardia
• ventricular tachycardia

Question 15

P wave

Answer 15

Atrial DEPOlarization

Question 16

P-R wave

Answer 16

Allow ventricular filling

Question 17

QRS wave

Answer 17

Ventricular DEPOlarization

Question 18

ST wave

Answer 18

Gradual REPOlarization

Question 19

T wave

Answer 19

Ventricular REPOlarization

Question 20

Atrial fibrillation

Answer 20

No P wave

R-R interval are not equal

Question 21

Blood stasis in the atria

Answer 21

Thrombosis

Stroke

Question 22

Chronic AF

Answer 22

Warfarin

ASA for prophylaxis

Question 23

SVT HR

Answer 23

180-200

Question 24

SVT normal tachycardia

Answer 24

120-130

Question 25

Forms of SVT

Answer 25

AV nodal reentrant tachycardia AV reentrant tachycardia

Question 26

Forms in vetricula tachycardia

Answer 26

Monomorpgic VT --one size & shape Polymorphic VT --diff. Size &shape

Question 27

QRS predominant

Answer 27

Ventricular tachycardia | Fatal

Question 28

What are the types of class1 - Na channel blocker

Answer 28

Class 1a Class 1b Class 1c

Question 29

Prolongs the action potential

Answer 29

Class1a

Question 30

Shortens the action potential

Answer 30

Class1b

Question 31

No action potential

Answer 31

Class1c

Question 32

Uses of class1a

Answer 32

AF | VT

Question 33

AE of class1a

Answer 33

R on T wave Procainamide- drug induced lupus Quinidine- 👇🏻excreation of digoxin ☝🏻️ digitalis toxicity

Question 34

Drugs for class 1b

Answer 34

Tocainide Mexilitine Lidocaine Phenytoin

Question 35

Uses of lidocaine

Answer 35

DOC FOR DIGITALIS TOXICITY mgt of VT in px with post AMI

Question 36

Drugs dor class1c

Answer 36

Moricizine Flecainide Propafenone Encainide

Question 37

AE of class1c

Answer 37

VT | Atrial flutter

Question 38

Drugss for class2 beta blocker

Answer 38

Propanolol Esmolol Atenolol

Question 39

Class3 k channel blocker drugs

Answer 39

``` Amiodarone Bretylium Sotalol Ibutilide Dofetilide ```

Question 40

Uses of class3 K channel blocker

Answer 40

AF | VT

Question 41

SE of class3

Answer 41

Thyroid dysfunction Hepatotoxicity Pulmonary fibrosis

Question 42

Class 4 Ca channel blocker

Answer 42

Non DHP DOC of the maintenance tx of paroxymal SVT alternative tx for acute VT

Question 43

Adenosine

Answer 43

DOC ACUTE VT