Name of the University : The Tamilnadu Dr. M.G.R. Medical University
Degree : Diploma In Radiology Imaging Technology
Subject Code/Name : 1403/X-Ray Machines Accessories
Year : I
Paper : III
Document Type : Question Bank
Website : tnmgrmu.ac.in
Download Model/Sample Question Paper :
2012-2013 : https://www.pdfquestion.in/uploads/web.tnmgrmu.ac.in/Diplomo/3900-84101403LB.pdf
X-Ray Machines Accessories :
AUGUST 2012 :
Sub. Code: 1403
DIPLOMA IN RADIOLOGY IMAGING TECHNOLOGY
Related : TNMGRMU General Physics, Radiation Physics & Physics Of Diagnostic Radiology Diploma RIT Question Bank : www.pdfquestion.in/3897.html
PAPER III : X-RAY MACHINES ACCESSORIES
Q.P. Code : 841403
Time : Three hours
Maximum : 100 marks
(180 Mins)
Answer ALL questions in the same order. :
I. Elaborate on:
1. How are x-rays produced? With a suitable diagram describe a Rotating Anode Tube.
2. What are the factors influencing the quality and intensity of x-rays?
3. Rectification. With a diagram, describe the half-wave rectification circuit.
II. Write Notes on:
1. X-ray tube cooling.
2. Requirements for x-ray production.
3. Properties of x-rays.
4. The target in an x-ray tube.
5. Filament circuit.
6. Kilovoltage circuit.
7. Semiconductors.
8. Self-rectified x-ray circuit.
9. Components of x-ray generators.
10. Stationary anode tube.
III. Short Answers on:
1. Half-value layer (HVL).
2. Inverse-square law.
3. Triode.
4. Vacuum tube diode.
5. Types of x-ray generators.
6. Focal spot.
7. X-ray tube housing.
8. Earthing.
9.Insulators.
10.Conductors.
FEBRUARY 2013 :
I. Elaborate on: (3×10=30)
1. What are x-rays? With a suitable diagram describe the Stationary Anode Tube/
2. What is rectification? With a diagram describe the Half-Wave Rectification Circuit.
3. What are the components of an x-ray generator? Explain “quality” and “intensity” of an x-ray beam. What are the factors that affect the quality of an x-ray beam?
II. Write Notes on: (10×5=50)
1. Rotating Anode Tube.
2. Self-Rectification Circuit.
3. Requirements for x-ray production.
4. Cooling of an x-ray tube.
5. Filament circuit.
6. Kilovoltage circuit.
7. Characteristics of the Anode (Target Electrode) in an x-ray tube.
8. Characteristic x-rays.
9. Interaction of electrons with the target.
10. Triode.
III. Short Answers on: (10×2=20)
1. Thermionic Emission Process.
2. Focal Spot.
3. Heel Effect.
4. Space Charge Effect.
5. X-ray Spectra.
6. Inverse Square Law.
7. Half Value Layer (HVL).
8. Line Focus Principle.
9. Role of vacuum in x-ray tubes.
10. Earthing.
AUGUST 2013 :
I Elabrate on 3 x 10 = 30
1. Briefly explain the Factors Influencing the Quality and Quantity of X-Rays.
2. Describe in detail the properties of X-Rays.
3. Explain in detail the construction and working principles of Rotating Anode X-Ray tube.
II Write notes on 10 x 5 = 50
1. Off Focus Radiation
2. Effects of X-Rays
3. Mammography X-Ray tube
4. Half wave Rectifier Circuit
5. X-Ray Tube Housing
6. Vacuum Triode
7. Collimators
8. Step-up Transformer
9. Photo Electric effect
10. Line Focus Principle
III Write short answer on 10 x 2 = 20
1. Thermionic Emission
2. Toggle Switch
3. Voltmeter
4. Ionisation
5. Gamma-Rays
6. Aperture Diaphragms
7. Heel effect
8. Inverse-square Law
9. Focal spot
10. Multipulse X-Ray Unit
Syllabus :
Theory :
(1) English – Communication skills – (50hrs)
(2) Basics of Computer (Computer Applications related to Radiography) – (50hrs)
(3) Medical Ethics and patient care – (50hrs)
(4) Human Anatomy – & Physiology – (100hrs)
** Scope of Anatomy and Physiology – Definitions and Terms in Anatomy and Physiology- Structure and function of human cell – Elementary tissues of human body- Brief account on Composition of Blood – functions of blood elements – Blood Group and coagulation of blood.
** Cardio Vascular System – (Structure and functions of various parts of the heart, arterial and venous system, brief account on common cardiovascular disorders).
** Respiratory System – (various parts of respiratory system and their functions, Physiology of Respiration).
** Digestive System – (names and various parts of digestive system-Liver, Spleen, Gall Bladder, Pancreas, Buccal Cavity, Pharynx, Oesophagus, Stomach, intestine etc.-physiology of digestion and absorption)
** Urinary System – (various parts of urinary system and its function-structure and function of kidneys-physiology of urine formation – pathophysiology of renal disease and edema.)
** Reproductive System – (physiology and anatomy of Male & Female reproductive system-Prostate & Uterus & Ovaries etc.)
** Musculoskeletal System (Classification of bones & joints, structure of skeleton –structure of skeletal muscle – physiology of muscle contraction)
** Nervous System (various parts of nervous system- Brain and its parts –functions of nervous system – Spinal Cord & Nerves).
** Ear, Nose, Throat and Eye (Elementary knowledge of structure and functions of organs of taste, smell, hearing, vision.)
** Endocrine System (Endocrine glands ,their hormones and functions-Thyroid, Parathyroid, Suprarenal, Pituitary, pituitary and Thymus)
** Haemopoietic and Lymphatic System (Name of the blood vessels & lymph gland locations).
** Surface Anatomy & Surface Markings of Human Body.