感染控制与患者安全练习卷（附答案）

In the chain of infection, which link is broken when a patient covers the mouth and nose with a tissue when coughing?

1. AThe reservoir
2. BThe susceptible host
3. CThe infectious agent
4. DThe portal of exit

At what height should a bed be when the nurse is giving care at the bedside?

1. AIn the highest position, above the nurse’s chest
2. BIn the lowest position, close to the floor
3. CAt about the level of the nurse’s waist
4. DAt whatever height the bed was left

Which infection is mainly spread through blood and is a major risk after a needlestick injury?

1. ANorovirus
2. BHepatitis A
3. CHepatitis B
4. DSeasonal influenza

Which IV fluid can be given with packed red blood cells in the same line?

1. ALactated Ringer’s (Hartmann’s) solution
2. B0.9% sodium chloride
3. C5% dextrose in 0.45% sodium chloride
4. D5% dextrose in water

How are neuromuscular blocking drugs, such as vecuronium, safely stored?

1. AMixed in the same bin as other high-use drugs
2. BNext to common IV antibiotics so they are easy to find
3. CIn the general stock cupboard with the other IV drugs and no special labels
4. DSeparate from other drugs, with a warning that they cause paralysis

戴无菌手套时，护士应如何戴上第二只手套？

1. A用裸手调整第一只手套的外面
2. B用裸手捏住指尖把第二只手套拉上
3. C将已戴手套的手指插入第二只手套的袖口下面并拉上
4. D用已戴手套的手抓住第二只手套的内面

The laboratory reports that a blood sample labeled with one patient’s name has a blood group different from that patient’s previous result. What is the most likely problem and response?

1. AA normal change in the patient’s blood group over the years since the last test
2. BA laboratory machine fault, so no action is needed
3. CA wrong-patient sample, so the test is repeated and the event reported
4. DThe previous result was wrong, so it is deleted

A nurse who is not immune to chickenpox was exposed to a patient with varicella before precautions began. What usually happens?

1. AThe nurse continues working with all patients as usual, including newborns
2. BThe nurse must take a two-week course of antibiotics to prevent the infection
3. CThe nurse only needs to wear gloves for the next month
4. DThe nurse is assessed and kept from patient contact during the incubation period per policy