Forwarded from حسين سعيد
Forwarded from حسين سعيد
❤1
Forwarded from حسين سعيد
Forwarded from حسين سعيد
Forwarded from Exams for 2nd
اذا دخت بيهه اعتقد اهم شيء تفهم انو ال digoxin يسوي الاتي
1..positive inotropic effect ( increase contractility of heart)
2..negetive chronotropic effect ( decrease heart rate )
3..negetive dromotropic effect ( decrease conduction)
1..positive inotropic effect ( increase contractility of heart)
2..negetive chronotropic effect ( decrease heart rate )
3..negetive dromotropic effect ( decrease conduction)
Forwarded from MCQ 3rd stage 🦋
Digoxin has all the following properties EXCEPT
Anonymous Quiz
5%
Acts by blocking Na+/K+-atpase in the cardiac muscle
66%
Has a wide therapeutic index
11%
Has a cholinomimetic effect
10%
Its toxicity is potentiated by hypokalemia
9%
prolonged refractory period of AV node
Forwarded from MCQ 3rd stage 🦋
Which one of the following is true about digoxin?
Anonymous Quiz
11%
Reduces intracellular calcium
17%
Inhibits vagal activity (has antimuscarinic effect)
51%
Action is antagonized by potassium ions
7%
Has a wide therapeutic index
13%
Is contraindicated in atrial fibrillation
Forwarded from MCQ 3rd stage 🦋
Thiazide diuretics, administered concurrently, aggravate digoxin toxicity by
Anonymous Quiz
2%
Reducing metabolism
5%
Displacing from tissue binding sites
5%
Enhancing absorption
10%
Displacing fro plasma protein binding sites
77%
Causing hypokalaemia
Forwarded from MCQ 3rd stage 🦋