ورقة عمل القيم المخبرية والشوارد مع الإجابات

Which tube additive is used for a complete blood count (CBC)?

1. ASodium citrate (usually a light blue top)
2. BEDTA (usually a lavender or purple top)
3. CNo additive, clot activator (red top)
4. DSodium fluoride (usually a gray top)

What does a raised D-dimer level show?

1. AFibrin clots are being formed and broken down in the body
2. BThe patient is taking too much warfarin
3. CThe platelet count is too low to stop bleeding
4. DThe liver is no longer able to make clotting factors

What is a typical reference range for urine specific gravity in an adult?

1. AAbout 1,005–1,030
2. BAbout 1,100–1,300
3. CAbout 1,040–1,060
4. DAbout 0,900–0,990

Which instruction is correct for a patient starting oral iron tablets?

1. AYour stools may turn dark green or black
2. BYour urine will turn bright orange while you take it
3. CTake each tablet with milk to protect the stomach
4. DTake the tablet with an antacid to improve absorption

لماذا يعاني مرضى المرض الكلوي المزمن غالبًا من فقر الدم؟

1. Aتصنع الكليتان كمية أقل من الإريثروبويتين الذي يحفّز إنتاج الكريات الحمراء
2. Bتجعل سموم اليوريميا نقي العظم ينتج كريات بيضاء بدلًا من الحمراء
3. Cترشّح الكليتان التالفتان الكريات الحمراء وتدمرها
4. Dيحطم البوتاسيوم المرتفع في المرض الكلوي الكريات الحمراء

An older adult with chronic kidney disease takes glyburide (glibenclamide, a sulfonylurea) and has repeated low glucose readings. Why is this a concern?

1. AThe drug stops working entirely when the kidneys fail
2. BThe drug makes the glucose meter read falsely low
3. CThe drug and its metabolites build up and cause long lows
4. DThe drug causes high potassium that lowers the glucose

Ten days after chemotherapy, a patient has a platelet count of 9 × 10³/µL and reports a sudden severe headache and blurred vision. What is the priority?

1. AGive acetaminophen (paracetamol) for the headache and reassess in 1 hour
2. BDim the lights and encourage rest, as headaches are common after chemotherapy
3. CEncourage the patient to drink more fluids and check the blood pressure later
4. DAssess neurological status and report it at once as possible brain bleeding

A patient has a hemoglobin of 11,2 g/dL (112 g/L), an MCV of 64 fL, a normal ferritin and a normal-to-high red cell count. What is the most likely cause?

1. AVitamin B₁₂ deficiency
2. BAcute blood loss
3. CThalassemia trait
4. DIron deficiency