TECH

1. What is the typical resistance range of a human body considered in defibrillator circuit design?

• A. 10–30 ohms

• B. 50–100 ohms

• C. 200–300 ohms

• D. 1000–1500 ohms

2. Why are biphasic defibrillators preferred over monophasic ones in clinical settings?

• A. They are cheaper

• B. They deliver energy in one direction

• C. They reduce skin burns

• D. They increase shock effectiveness with lower energy

3. Why is ultrasound imaging not effective in imaging the lungs?

• A. Lungs have too much blood flow

• B. Lung tissue is too dense

• C. Ultrasound cannot penetrate air-filled spaces

• D. Echoes are too strong

4. Why do bones appear white on an X-ray image?

• A. They emit radiation

• B. They reflect X-rays

• C. They absorb more X-rays

• D. They allow more radiation through

5. What is the role of the anode in an X-ray tube?

• A. Emit electrons

• B. Store energy

• B. Store energy

• D. Stop electrons and generate X-rays

6. What happens if there is poor skin-electrode contact in defibrillation?

• A. Improved shock delivery

• B. Lower resistance

• C. Reduced energy delivery and skin burns

• D. Faster heart rate

7. What type of radiation is used in X-ray imaging?

• A. non-ionizing radiation

• B. Ionizing radiation

• C. Ultrasound waves

• D. Magnetic fields

من الفئات المستهدفة في برامج الصحة والسلامة المهنية داخل المؤسسة ؟8.

• A. الأطباء فقط

• B. التمريض فقط

• C. جميع موظفي المؤسسة ، بما في ذلك العقود والفنيين

• D. موظفو الإدارة فقط

9. ما الإجراء المتبع عند فقدان مريض داخل القسم؟

• A. تجاهل الحادث

• B. تفعيل الرمز الأصفر والتواصل مع الأسرة

• C. الاتصال بالأمن الخارجي مباشرة

• D.ابلاغ مشرف التمريض

10. Which material is most commonly used in modern piezoelectric transducers?

• A. Quartz

• B. Rochelle salt

• C. Lead zirconate titanate

• D. Barium sulfate