Lembaran kerja Nilai makmal & elektrolit dengan jawapan

Manakah kation utama dalam cecair di dalam sel?

1. ANatrium
2. BKalsium
3. CKalium
4. DKlorida

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

1. ALung cancer
2. BThyroid cancer
3. CColon cancer
4. DOvarian cancer

What is a typical adult reference range for thyroid-stimulating hormone (TSH)?

1. AAbout 0.01–0.04 mIU/L
2. BAbout 10–20 mIU/L
3. CAbout 40–80 mIU/L
4. DAbout 0.4–4.0 mIU/L

Why must a blue-top (citrate) coagulation tube be filled to the correct level?

1. AThe laboratory charges extra when a tube is not filled correctly
2. BAn overfull tube is needed to measure the potassium level
3. CUnderfilled tubes always give a falsely low hemoglobin and hematocrit
4. DThe blood-to-anticoagulant ratio must be right for accurate clotting times

Seorang pesakit mempunyai natrium 124 mEq/L, sakit kepala dan kekeliruan baharu. Langkah kejururawatan manakah yang paling sesuai?

1. APastikan pesakit berbaring rata dan hadkan pemeriksaan neurologi kepada sekali setiap syif
2. BLaksanakan langkah berjaga-jaga sawan dan pantau status neurologi
3. CBeri dos diuretik tiazid yang ditetapkan lebih awal
4. DGalakkan pesakit minum banyak air kosong

Bilakah kultur darah patut diambil untuk pesakit yang disyaki sepsis?

1. APada bila-bila masa, kerana antibiotik tidak menjejaskan keputusan
2. BSebelum dos antibiotik pertama, tanpa melewatkannya dengan banyak
3. CHanya jika demam berlangsung lebih daripada tiga hari
4. DSelepas tiga dos antibiotik yang pertama

Ten minutes into a red cell transfusion, a patient develops fever, chills, low back pain and dark urine. After stopping the transfusion, what should the nurse do next?

1. AKeep the IV open with normal saline using new tubing and call the provider
2. BDiscard the blood bag and tubing in the clinical waste to stop exposure
3. CRestart the transfusion more slowly after giving an antipyretic drug
4. DFlush the remaining blood through the line with the IV fluid to finish it

A patient's low calcium does not improve despite several days of calcium replacement. Which other electrolyte should be checked and corrected?

1. ABicarbonate
2. BChloride
3. CMagnesium
4. DSodium