can you translate this in French. 48.	What is the purpose of image normalization in image processing?
A) To standardize the intensity levels of an image
B) To enhance the contrast of an image
C) To reduce noise in an image
D) All of the above

Answer: A) To standardize the intensity levels of an image

49.	Which of the following image enhancement techniques is used to highlight edges and boundaries in medical images?
A) Histogram Equalization
B) Contrast Stretching
C) Sobel Edge Detection
D) Median Filtering

Answer: C) Sobel Edge Detection

50.	Which of the following image processing techniques is used to remove blurring and noise in medical images?
A) Image Sharpening
B) Image Denoising
C) Contrast Enhancement
D) Linear Filtering

Answer: B) Image Denoising

51.	What is the purpose of image segmentation in medical imaging?
A) To separate different tissues or structures in an image
B) To reduce noise in an image
C) To enhance the contrast of an image
D) To detect and remove artifacts in an image

Answer: A) To separate different tissues or structures in an image

52.	Which of the following image processing techniques is used to remove artifacts caused by motion in medical images?
A) Spatial Filtering
B) Temporal Filtering
C) Noise Reduction
D) Image Restoration

Answer: B) Temporal Filtering

53.	Which of the following image analysis techniques is used to quantify the size and shape of objects in medical images?
A) Region-based segmentation
B) Thresholding
C) Morphological Operations
D) Shape Analysis

Answer: D) Shape Analysis

54.	Which of the following is an example of a point of care technology used in healthcare?
a) MRI machine
b) X-ray machine
c) Blood glucose monitor
d) Ultrasound machine

Answer: c) Blood glucose monitor

55.	. What is the role of biosensors in point of care technologies?
a) To detect biochemical markers in patient samples
b) To measure the electrical activity of the heart
c) To monitor oxygen saturation in the blood
d) To visualize internal organs

               Answer: a) To detect biochemical markers in patient samples

56.	 What is the main reason for using isolated power supplies in medical devices?
A. To increase efficiency
B. To reduce noise
C. To protect patients and operators
D. To lower cost

Answer: C. To protect patients and operators

57.	What is the minimum required clearance distance for medical device power supplies to ensure patient safety?
A. 1 mm
B. 1 cm
C. 1 inch
D. 1 foot

Answer: B. 1 cm

58.	Which of the following features should a power supply for medical devices have to ensure safety?
A. Overcurrent protection
B. Surge protection
C. Short-circuit protection
D. All of the above

Answer: D. All of the above

59.	Which of the following is a typical input voltage range for a medical device power supply?
A. 5-12V
B. 90-264V
C. 120-240V
D. 230-500V

Answer: B. 90-264V

60.	What is the purpose of the ground wire in a medical device power supply?
A. To carry current to the load
B. To provide a return path for current
C. To provide surge protection
D. To increase efficiency

Answer: B. To provide a return path for current

61.	Which of the following is an advantage of using battery backup in medical device power supplies?
A. Increased efficiency
B. Reduced cost
C. Improved reliability
D. Lowered safety risks

Answer: C. Improved reliability

62.	 Which of the following is a common piece of equipment used in maternal and neonatology care?
A) Ventilator
B) X-ray machine
C) ECG machine
D) Blood pressure monitor

                Answer: D) Blood pressure monitor

63.	What is the purpose of a fetal monitor?
A) To measure the mother’s blood pressure
B) To monitor the fetal ’s heart rate 
C) To measure the fetal ’s lungs and oxygen levels
D) To assess the mother’s cervix dilation

Answer: B) To monitor the fetal’s heart rate 

64.	Which of the following is an essential equipment for neonatal care?
A) Ultrasound machine
B) Incubator
C) Nebulizer
D) Defibrillator

Answer: B) Incubator

65.	What is the purpose of a radiant warmer in neonatology care?
A) To provide light for the baby’s room
B) To maintain the baby’s body temperature
C) To monitor the baby’s vital signs
D) To administer medication to the baby

Answer: B) To maintain the baby’s body temperature

66.	. Which of the following is an example of a maternal monitoring device?
A) Fetal monitor
B) Pulse oximeter
C) Epidural pump
D) Infusion pump

Answer: A) Fetal monitor

67.	What is the purpose of an epidural pump in maternal care?
A) To monitor the baby’s heart rate
B) To administer pain relief during labor
C) To measure the mother’s blood pressure
D) To deliver IV fluids to the mother

Answer: B) To administer pain relief during labor

68.	Which of the following is a common tool used in neonatal intensive care units?
A) Bilirubinometer
B) EEG
C) Electrosurgery unit
D) Spirometer
Answer: A) Bilirubinometer

69.	What is the function of a neonatal ventilator?
A) To measure the baby’s oxygen levels
B) To provide breathing support for the baby
C) To monitor the baby’s heart rate
D) To administer medication to the baby
Answer: B) To provide breathing support for the baby

70.	 What is the purpose of electromagnetic compatibility (EMC) testing in medical device power supplies?
A. To ensure safety
B. To prevent interference with other devices
C. To reduce power consumption
D. To increase efficiency

Answer: B. To prevent interference with other devices

71.	Which of the following is a common risk associated with the use of unregulated power supplies in medical devices?
A. Overheating
B. Voltage fluctuations
C. Short circuits
D. Electromagnetic interference

Answer: B. Voltage fluctuations

72.	 What is the maximum allowable leakage current for medical electrical equipment?
A. 1 mA
B. 10 mA
C. 100 mA
D. 1 A

Answer: A. 1 Ma

73.	Which of the following safety standards is commonly applied to medical device power supplies?
A. IEC 60601
B. EN 61000
C. ANSI/AAMI
D. ISO 13485

Answer: A. IEC 60601

74.	 What is the purpose of a power factor correction (PFC) circuit in a medical device power supply?
A. To reduce noise
B. To improve efficiency
C. To provide surge protection
D. To increase voltage output

Answer: B. To improve efficiency

75.	Which of the following is a common method of thermal management in medical device power supplies?
A. Heat sink
B. Fan
C. Peltier cooler
D. All of the above

Answer: D. All of the above

76.	Which of the following is an essential piece of equipment for monitoring maternal vital signs during labor?
A) Doppler ultrasound
B) ECG machine
C) Stethoscope
D) Spirometer


Answer: A) Doppler ultrasound

77.	 What is the purpose of a phototherapy unit in neonatal care?
A) To monitor the baby’s oxygen levels
B) To provide breathing support for the baby
C) To treat jaundice in the baby
D) To administer medication to the baby

Answer: C) To treat jaundice in the baby

78.	 Which of the following is commonly used for monitoring fetal heart rate during labor?
A) Doppler ultrasound
B) Spirometer
C) Defibrillator
D) Endoscope

Answer: A) Doppler ultrasound

79.	 What is the function of a maternal infusion pump?
A) To administer pain relief during labor
B) To provide breathing support for the mother
C) To deliver IV fluids and medication to the mother
D) To monitor the mother’s heart rate
Answer: C) To deliver IV fluids and medication to the mother

80.	 Which of the following is an essential piece of equipment for monitoring neonatal oxygen levels?
A) Blood pressure monitor
B) Pulse oximeter
C) Ultrasound machine
D) Incubator


Answer: B) Pulse oximeter