ورقة عمل علم الأدوية مع الإجابات

How does activated charcoal work in poisoning?

1. AIt binds (adsorbs) the poison in the gut so less is absorbed
2. BIt neutralises acids in the blood
3. CIt makes the patient vomit the poison before it is absorbed
4. DIt speeds up liver metabolism of the poison

Venlafaxine belongs to which class of antidepressants?

1. ATricyclic antidepressants
2. BSerotonin–noradrenaline reuptake inhibitors (SNRIs)
3. CSelective serotonin reuptake inhibitors (SSRIs)
4. DMonoamine oxidase inhibitors

ما المقصود بالمضاد (Antagonist)؟

1. Aدواء يتحول إلى الشكل الفعال
2. Bدواء ينشط المستقبل تنشيطًا كاملًا
3. Cدواء يزيد إطلاق المرتبط الطبيعي من النهايات العصبية
4. Dدواء يرتبط بالمستقبل دون تنشيطه ويحجب الناهض

Which drug is used for torsades de pointes?

1. AOral digoxin
2. BIntravenous adenosine (rapid push)
3. CIntravenous verapamil
4. DIntravenous magnesium sulfate

كم يستغرق تقريبًا وصول دواء يُعطى بفواصل منتظمة إلى الحالة المستقرة؟

1. Aمن 4 إلى 5 أعمار نصف
2. B10 أعمار نصف
3. Cيعتمد فقط على حجم الجرعة
4. Dعمر نصف واحد

What should the nurse teach a patient starting nitrofurantoin?

1. AStop it as soon as the burning settles
2. BTake it with food, and the urine may turn dark yellow or brown
3. CExpect blue urine, which shows that the drug is working well
4. DTake it on an empty stomach with an antacid

Why is the TPMT enzyme often tested before azathioprine is started?

1. ATPMT testing shows whether the patient has tuberculosis
2. BLow TPMT activity causes toxic levels and marrow suppression
3. CTPMT is needed to absorb azathioprine from the gut
4. DHigh TPMT activity causes an allergic reaction to azathioprine

An older patient with coronary artery disease is starting levothyroxine for hypothyroidism. Why is a low starting dose used?

1. AFast replacement raises cardiac oxygen demand and can cause angina
2. BOlder patients absorb levothyroxine much better, so small doses are all they need
3. CHigh starting doses cause permanent hypothyroidism
4. DLevothyroxine causes severe hypoglycaemia in older patients