ใบงาน เภสัชวิทยา พร้อมเฉลย

อะโทรพีนปิดกั้นตัวรับชนิดใด?

1. Aตัวรับมัสคารินิกของอะเซทิลโคลีน
2. Bตัวรับเบต้า-1 อะดรีเนอร์จิก
3. Cตัวรับนิโคตินิกที่รอยต่อระหว่างประสาทกับกล้ามเนื้อ
4. Dตัวรับฮิสตามีน H1

Which drug is the antidote for magnesium sulfate toxicity?

1. ACalcium gluconate
2. BProtamine sulfate
3. CPotassium chloride
4. DNaloxone

ยาใดแก้ฤทธิ์ของเฮปาริน?

1. Aวิตามินเค
2. Bฟลูมาเซนิล
3. Cนาลอกโซน
4. Dโปรตามีนซัลเฟต

A patient receiving chemotherapy has a very low neutrophil count and is going home. Which teaching is most important?

1. ATake paracetamol regularly so that fevers do not show
2. BEat plenty of raw shellfish to boost protein
3. CReport a temperature of 38 °C (100.4 °F) or higher straight away
4. DExercise in crowded gyms to build strength

A patient is starting doxazosin, an alpha-1 blocker. What should the nurse advise about the first dose?

1. ATake it only if the urine is darker than usual
2. BTake it at bedtime, because it can cause dizziness and fainting
3. CTake it in the morning with a cup of strong coffee to stay alert
4. DExpect a short rise in blood pressure after the dose

Which blood test is commonly used to monitor a continuous infusion of unfractionated heparin?

1. AINR (international normalised ratio, prothrombin time)
2. BSerum potassium
3. CHaemoglobin A1c
4. DActivated partial thromboplastin time (aPTT)

During an IV glyceryl trinitrate (nitroglycerin) infusion for chest pain, the patient's blood pressure drops to 82/50 mmHg and he feels faint. What is the nurse's first action?

1. AGive a sublingual nitroglycerin tablet and increase the rate to relieve the remaining chest pain
2. BStop or reduce the infusion as per protocol, lay the patient flat and notify the prescriber
3. CSit the patient fully upright and give paracetamol for the headache
4. DIncrease the infusion rate to improve blood flow to the heart

During an alteplase infusion for acute ischaemic stroke, the patient develops a sudden severe headache and her level of consciousness falls. What is the nurse's first action?

1. AGive paracetamol for the headache and continue the infusion
2. BSlow the infusion to half the rate and recheck in 30 minutes
3. CStop the alteplase infusion and notify the provider urgently
4. DGive a bolus of heparin to prevent a new clot