ورقة عمل القيم المخبرية والشوارد مع الإجابات

Which type of white blood cell is normally the most numerous in an adult's blood?

1. AEosinophils
2. BMonocytes
3. CLymphocytes
4. DNeutrophils

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

1. AShaped like a sickle
2. BPaler than normal (hypochromic)
3. CLarger than normal (macrocytic)
4. DMore numerous than normal

Vitamin B₁₂ deficiency typically causes which type of anemia?

1. AAplastic anemia, with an empty bone marrow
2. BHemolytic anemia, with destroyed red cells
3. CMicrocytic anemia, with small red cells
4. DMacrocytic anemia, with large red cells

A pregnant woman's blood type is O Rh-negative, and her antibody screen (indirect Coombs test) is negative. What is usually offered at about 28 weeks?

1. AAn IV dose of vitamin K given for the fetus
2. BAnti-D immunoglobulin (Rho(D) immune globulin)
3. CA transfusion of group O Rh-positive red cells
4. DDaily oral iron and folic acid supplements only

Which blood collection practice helps prevent hemolysis of the sample?

1. AForcing blood quickly through a needle into the tube
2. BLeaving the tourniquet on for at least 3 minutes
3. CUsing the smallest needle available for every patient
4. DGently inverting the tubes instead of shaking them

A patient with hyperkalemia is prescribed an oral potassium binder such as patiromer or sodium zirconium cyclosilicate. How does this drug lower potassium?

1. AIt protects the heart muscle against high potassium levels
2. BIt binds potassium in the gut so it leaves in the stool
3. CIt moves potassium into cells in the next few minutes
4. DIt stops the kidneys from absorbing water in the tubules

A patient has eaten very little for 2 weeks and has received broad-spectrum antibiotics. The INR is now 2,3 without warfarin, and the platelets are normal. What is the most likely cause?

1. AIron-deficiency anemia
2. BHemophilia A
3. CImmune thrombocytopenia
4. DVitamin K deficiency

مريض بحماض كيتوني سكري بوتاسيومه 3,0 mEq/L قبل بدء تسريب الإنسولين. ماذا ينبغي أن تتوقع الممرضة؟

1. Aيُعوَّض البوتاسيوم أولًا، ويؤجَّل الإنسولين حتى يصبح المستوى آمنًا وفق البروتوكول
2. Bيُبدأ الإنسولين فورًا بمعدل أعلى
3. Cتُوقَف السوائل إلى أن يصبح البوتاسيوم طبيعيًا
4. Dلا يُعوَّض البوتاسيوم لأن الإنسولين سيرفعه