University : Indira Gandhi National Open University
Degree : B.Sc
Year : II
Subject : BAHI032 Radiographic Imaging
Document Type : Question Paper
Website : ignou.ac.in
Download Model/Sample Question Paper :https://www.pdfquestion.in/uploads/5663-BAHI-032.pdf
IGNOU Radiographic Imaging Question Paper
B.Sc. IN MEDICAL IMAGING TECHNOLOGY
Time : 3 hours
Maximum Marks : 70
Related : Indira Gandhi National Open University BAHI031 Basics Of Radiological Physics B.Sc Question Paper : www.pdfquestion.in/5662.html
Model Questions
PART – A :
1. Fill in the blanks : 1×10=10
(a) Cellulose Tri Acetate (CTA) was used as
(b) ‘Detail’ type intensifying screens have size of crystals.
(c) Intensifying screens should be cleaned with
(d) Walls of dark room should be painted in colour.
(e) In developer solution, M Q stands for metal and
(f) Kissing artifact can be seen in type of processing.
(g) pH of developer solution is
(h) is used to read the image from PSP in CR system.
(i) Selenium is used in type of flat panel detectors.
(j) is an example of non-screen films.
2. Write short-notes on the following : 2×5=10=
(a) Factors affecting speed of intensifying screens.
(b) Care of PSP in CR system.
(c) Starter solution.
(d) pH of fixer solution.
(e) Transverse section of intensifying screen.
Part – B :
Attempt any four Questions : 5×4=20
3. Enlist the constituents of MQ type developer solution along with the function of each.
4. What is digital radiography and its advantages ?
5. What is the role of replenisher ?
6. Describe the properties of gelatin.
7. Give a comparative account of fixer used in manual and automatic processors.
Part – C :
Attempt any three questions : 10×3=30
8. Deseribe the automatic film processor.
9. Describe in detail the construction, functioning and types of intensifying screens.
10. Explain CR and DR systems, along with its advantages and disadvantages.
11. Describe the structure and functioning of Dry View Camera.
December 2015
BAHI-032 : Radiographic Imaging
Time : 3 hours
Maximum Marks : 70
PART – A :
1. Fill in the blanks : 1×10=10
(a) In radiographic cassette screen film contact is checked with the help of
(b) AgBr is used in of radiographic film.
(c) KBr is used as in developer solution.
(d) Sodium Thiosulphate is used in
(e) GdOS (Gadolinium Oxy Sulphate) is used in intensifying screens.
(f) Binding layer (Subtrate) of X-Ray film is made of
(g) Recommended humidity level for dark room is
(h) Dry view films are processed by
(i) Mammography cassette use the type of intensifying screen.
j) Calcium Tungstate is used in
2. Write short notes on following : 2×5=10
(a) Speed of intensifying screen.
(b) Effect of grain size in radiographic film.
(c) Phenedone
(d) Effect of pH on fixer solution.
(e) Care of radiographic cassette.
Part – B :
Attempt any four questions : 5×4=20
3. Write a note on Replanisher.
4. Describe construction and care of radiographic cassette.
5. Explain with diagram the structure of direct type DR detector.
6. Describe the properties of geletin.
7. Write a note on rare-earth intensifying screens.
Part – C :
Attempt any three questions : 10×3=30
8. Describe the construction and working of Dry View Camera.
9. Explain about CR system and Pros and Cones of CR system.
10. Give detailed account of planning of Dark Room.
11. Enumerate and describe various Automatic Exposure Control devices used in radiology.
June 2015
BAHI-032 : Radiographic Imaging
Time : 3 hours
Maximum Marks : 70
Part – A :
1. Fill in the blanks : 10×1=10
(a) Visible light is a form of radiation.
(b) The exposure rate dependency between exposure and OD of the film for every long or very short exposure is called
(c) For H and D curve of a traditional film screen system, the steeper slope indicates contrast.
(d) The grid ratio generally used in radiography is
(e) Differential attenuation is affected by
(f) Increase in field size will increase radiation.
(g) In a traditional film screen system the thicker screen will result in increased of the system.
(h) For radiography film, latitude refers range of over which the film is radiographically useful.
(i) The width of the penumbra region depends upon the of the focus.
(j) The full form of FWHM is
2. Write short notes on the following : 5×2=10
(a) NaI crystal in Nuclear Medicine
(b) Range of radiation doses in medical imaging
(c) Base + Fog in Radiography Film
(d) Resolution in film screen system
(e) Benefits of digital imaging over analog imaging
(f) Radiographic cassette
Part – B :
Attempt any four questions : 4×5=20
3. What is Bremsstrahlung radiation ? How is it different from characteristic radiation ?
4. Explain the various methods to reduce patient’s radiation dose in medical imaging.
5. Explain the image formation in Computed Radiography (CR) system.
6. Explain daily quality insurance programme in traditional film processor system.
7. Compare Rare Earth screen with Calcium Tungstate screen.