Certificate in X-Ray Technician /30 17 Your Examination is Complete ! Certificate in X-Ray TechnicianOnline Examination Detail:Duration- 60 minutes. Number of Questions- 30. (Multiple Choice Questions). Maximum Marks- 100, Passing Marks- 40%. There is no negative marking. Candidate Details NameEmailPhone Number 1 / 301. The process by which electrons are emitted from a X-ray cathode filament A. Ionization B. Photoconduction C. Thermo luminescence D. Thermionic emission 2 / 302. Which of the following is non – ionizing radiation A. X-ray B. Beta Rays C. Alpha rays D. Microwave 3 / 303. Which interaction of X-rays is the basis of radiographic contrast between bone and soft tissues? A. Photoelectric effect B. Contrast scattering C. Compton scattering D. Pair production 4 / 304. Translate-rotate tube technology with multiple detectors is used in A. Fourth generation CT scan B. Third generation CT scan C. First generation CT scan D. Second generation CT scan 5 / 305. What is the main mode of heat transfer in rotating anode X-ray tube? A. Conduction B. Convention C. Radiation D. All the above 6 / 306. Most common histopathology of carcinoma breast is A. Adenocarcinoma B. Infiltrating duct carcinoma C. Lobular carcinoma D. Squamous cell carcinoma 7 / 307. Orthopantomogram is taken to rule out lesion in A. Mandible B. Maxilla C. Facial bone D. Skull 8 / 308. Contrast is more with screen film combination than direct X-ray exposure because A. X-ray to light conversion efficiency is more B. X-ray absorption efficiency is more C. Screen is more sensitive to high energy radiation D. Screen is more sensitive to low energy radiation 9 / 309. Which of the following machines is often placed together with an X-Ray machine? A. Endoscopy B. Ultrasound C. Fluoroscopy D. C – Arm 10 / 3010. Safe light used in dark room is related to film sensiti ve region of visible light as A. Low intensity B. Low volt C. Low frequency D. Low wavelength 11 / 3011. Lymphatic drainage of anal canal is to A. Inguinal lymph nodes B. External iliac lymph nodes C. Internal iliac lymph nodes D. Para aortic lymph nodes 12 / 3012. PET scan is A. Positive Emission Tomography B. Positron Emission Tomography C. Pulsatile Emission Tomography D. None of the above 13 / 3013. Advantage of diagnostic ultrasound over CT sean A. No harmful side effects B. Relatively cheap C. Non-invasive D. All of the above 14 / 3014. Type of x-rays used to detect break in bone is A. hard B. soft C. both A and B D. moderate 15 / 3015. Detectors most often used for X-ray measurements are A. lonization chamber B. Geiger counter C. Thermo Luminescent Dosimeter (TLD) D. All of the above 16 / 3016. Most common histopathology in head and neck carcinoma is A. Squamous cell carcinoma B. Adenocarcinoma C. Lymphoma D. Melanoma 17 / 3017. Superficial X-ray therapy include X-rays of potentials ranging from A. 5 to 50 kilovolt B. 50 to 150 kilovolt C. 100 to 150 kilovolt D. 150 to 300 kilovolt 18 / 3018. Output of an X-ray machine A. Increases with tube current B. Decreases with vollage C. Increases with filtration D. None of the above 19 / 3019. X-ray beam quality depends on the A. Accelerating voltage B. Target material C. Inherent filtration D. All of the above 20 / 3020. IMRT refers to A. Intensive Modulated Radiotherapy B. Intensity Modulated Radiotherapy C. Image Modulated Radiotherapy D. None of the above 21 / 3021. Most vascular part of bone is A. Epiphysis B. Metaphysis C. Diaphysis D. Epiphyseal cartilage 22 / 3022. Which of the following disease can be detected by X-Ray? A. Bladder infection B. Pneumonia C. Diarrhea D. Fever 23 / 3023. The ability of X-ray film or film-screen combination system to define an edge is A. Resolution B. Sharpness C. Speed D. Radiographic mottle 24 / 3024. Contrast in x-ray is predominantly dependent on A. kV B. mA C. Duration of exposure D. Distance between source and object 25 / 3025. In Cobalt-60 machine, which ray is used for external beam radiotherapy? A. Alpha ray B. Beta ray C. Gamma ray D. Protons 26 / 3026. The plane that divides the body into right and left halves A. Median sagittal plane B. Coronal plane C. Axial plane D. Mid-axillary plane 27 / 3027. In which projection, is the central ray incident on the position aspect and emerges from the anterior aspect of the body? A. Posteroanterior projection B. Anteroposterior projection C. Lateral projection D. Oblique projection 28 / 3028. Which of the following needs the longest exposure for an X-Ray image? A. Thoracic B. Abdomen C. Spine D. Pelvis 29 / 3029. Lymphatics of breast drain into A. Posterior intercostal lymph node B. Axillary lymph node C. Internal mammary lymph node D. All of the above 30 / 3030. Lymphatics from uterus drain to all except A. External iliac lymph nodes B. Internal iliac lymph nodes C. Inguinal lymph nodes D. Mesenteric lymph nodes Exit