ورقة عمل القيم المخبرية والشوارد مع الإجابات

ما المدى المرجعي النموذجي لبوتاسيوم المصل لدى البالغين؟

1. A3,5–5,0 mEq/L
2. B6,0–8,0 mEq/L
3. C1,3–2,1 mEq/L
4. D135–145 mEq/L

A low mean corpuscular hemoglobin concentration (MCHC) means that the red cells are:

1. APaler than normal (hypochromic)
2. BMore numerous than normal
3. CShaped like a sickle
4. DLarger than normal (macrocytic)

The tumor marker CA-125 is most often used to follow which cancer?

1. ALung cancer
2. BOvarian cancer
3. CColon cancer
4. DThyroid cancer

A patient with acute pancreatitis has muscle twitching and numbness around the mouth. Which laboratory value should the nurse check?

1. ASerum calcium
2. BSerum chloride
3. CSerum amylase
4. DSerum sodium

A patient with iron-deficiency anemia started oral iron. Which result is usually the earliest sign that treatment is working?

1. AA rise in the reticulocyte count
2. BA fall in the mean cell volume (MCV)
3. CA rise in the platelet count
4. DA fall in the white cell count

A patient on a heparin infusion has an aPTT below the target range on the protocol. What should the nurse do?

1. ASwitch the infusion to oral warfarin without a prescription
2. BAdjust the rate as the protocol directs and recheck as scheduled
3. CContinue the same rate and recheck the aPTT in a few days
4. DStop the infusion and give protamine sulfate as quickly as possible

The nurse teaches a patient with severe neutropenia after chemotherapy. Which statement shows a need for further teaching?

1. A"I'll check my temperature rectally to be accurate"
2. B"I'll wash my hands before eating and after the toilet"
3. C"I'll avoid people who have a cold or the flu"
4. D"I'll call the clinic if my temperature rises"

A patient with heavy alcohol use and a poor diet has a hemoglobin of 10,1 g/dL (101 g/L), an MCV of 110 fL and a low red cell folate. Which explanation fits best?

1. AAnemia caused by long-standing chronic kidney disease
2. BIron deficiency from slow, chronic bleeding in the gut
3. CFolate deficiency, made worse by a direct alcohol effect
4. DThalassemia trait inherited from one of the parents