What is the main role of platelets?
- ATo break down old red cells in the spleen
- BTo form a plug at the site of vessel injury
- CTo carry oxygen and carbon dioxide in the blood
- DTo produce antibodies against bacteria and viruses
What is the main role of platelets?
For a fasting plasma glucose test, the patient should have had no caloric intake for at least:
Mengetuk saraf wajah di depan telinga membuat sudut mulut berkedut. Apa nama tanda ini, dan apa yang ditunjukkannya?
When should the nurse check the glucose before giving a mealtime dose of rapid-acting insulin (such as lispro)?
A patient taking a statin reports new, unexplained muscle pain and weakness. Which laboratory test would the nurse expect to be ordered?
A patient takes high-dose furosemide. Besides potassium, which electrolyte is most commonly lowered?
A 5-year-old has new bruising and petechiae two weeks after a viral illness. Platelets are 12 × 10³/µL; hemoglobin, white cell count and clotting times are normal. Which condition is most likely?
A patient has sudden episodes of severe headache, sweating, palpitations and very high blood pressure. Which test is most useful to look for the cause?
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