1.ง่าย
What is the main cause of type 1 diabetes in children?
- AA lack of glucagon from the alpha cells of the pancreas
- BInsulin resistance caused mainly by obesity and inactivity
- CAutoimmune destruction of the insulin-producing beta cells
- DToo much insulin being produced by an overactive pancreas
2.ง่าย
Which hygiene advice helps prevent urinary tract infections in girls?
- AWear tight nylon underwear and leggings
- BTake a long bubble bath every evening before bed
- CWipe from front to back after using the toilet
- DHold urine in for as long as possible
3.ง่าย
Which drug is used to keep the ductus arteriosus open in a newborn with a duct-dependent heart defect?
- AProstaglandin E1
- BIntravenous indomethacin
- CFurosemide
- DDigoxin
4.ปานกลาง
Which defect classically causes a continuous "machinery" murmur?
- AAtrial septal defect
- BIsolated pulmonary stenosis with an intact ventricular septum
- CPatent ductus arteriosus
- DTetralogy of Fallot
5.ปานกลาง
ทารกอายุ 5 สัปดาห์อาเจียนพุ่งแรง (projectile) ทุกครั้งหลังกินนมและดูเหมือนหิวหลังจากนั้น สาเหตุที่น่าจะเป็นคืออะไร?
- Aโรคฮิร์ชสปรุง (Hirschsprung disease)
- Bลำไส้กลืนกัน (intussusception)
- Cกล้ามเนื้อหูรูดกระเพาะอาหารส่วนปลายหนาตัว (pyloric stenosis)
- Dกรดไหลย้อนจากกระเพาะอาหารสู่หลอดอาหารที่ปกติตามวัย
6.ปานกลาง
A medicine is prescribed at 10 mg/kg. The child weighs 18 kg and the liquid contains 120 mg in 5 mL. What volume should be given?
- A7.5 mL
- B15 mL
- C3.75 mL
- D1.5 mL
7.ยาก
A family with a 2-year-old has a swimming pool in the garden. Which measure gives the most protection against drowning?
- AA four-sided fence with a self-closing, self-latching gate, plus constant supervision
- BArm floats whenever the child is near the pool
- CExplaining to the child that the pool is dangerous
- DSwimming lessons from age 2, so that close supervision is no longer needed
8.ยาก
A 15-year-old boy with mumps develops a painful, swollen testis. What is the most likely explanation?
- AMumps orchitis, a known complication after puberty
- BA late side effect of the MMR vaccine given in childhood
- CAn inguinal hernia caused by coughing
- DTesticular cancer unrelated to the infection
เฉลย
- 1. C · Autoimmune destruction of the insulin-producing beta cells
- 2. C · Wipe from front to back after using the toilet
- 3. A · Prostaglandin E1
- 4. C · Patent ductus arteriosus
- 5. C · กล้ามเนื้อหูรูดกระเพาะอาหารส่วนปลายหนาตัว (pyloric stenosis)
- 6. A · 7.5 mL
- 7. A · A four-sided fence with a self-closing, self-latching gate, plus constant supervision
- 8. A · Mumps orchitis, a known complication after puberty
เฉลยทีละขั้นตอนฉบับเต็ม: ฝึกหัวข้อนี้ได้ที่ examproblems.com