Rapid fire round

1. The most common device used to create the high potential difference across the x ray tube?

• A) autotransformer

• B) variable resister

• C) saturable reactor

• D) Transformer

2. What type of image will CT produce when using the bisecting angle technique directing the X ray beam perpendicular to the long axis of teeth?

• A) deviated tooth

• B) distorted tooth

• C) elongated tooth

• D) magnified tooth

3. Which of the following is used in myocardial perfusion scan?

• A) Technitium

• B) thalium

• C) stroncium

• D) gallium

4. Stryker's view is used in shoulder joint to visualise ?

• A) muscle calcification

• B) subacromial calcification

• C) recurrent subluxation

• D) biccipctal groove

5. What is an early clinical sign of excessive accute exposure to Radiation?

• A) Erythema

• B) seizures

• C) dizziners

• D) prodrome

6. In terms of MRI, Which one of the following is false?

• A) imaging perfusion of brain

• B) superior to CT scan for bone scanning

• C) blood vessels visualised without contrast

• D) presence of hydrogen ions

7. Which imaging method is Ideal in evaluating "hypertension" ?

• A) Angiography

• B) color flow Doppler

• C) MR ANgiography

• D) CT scan

8. The speed and energy of the electron stream as it passes across an X ray tube is primarly controlled by ?

• A) Vaccum material.

• B) applied kilo voltage

• C) temperature

• D) focusing cup

9. Which of the following modalities can be used to determine flow velocities through vasculature?

• A) MRI

• B) Spiral CT

• C) Dele Radiology

• D) ultrasound

10. Absorption of X ray beam is called?

• A) Attenuation

• B) scattered Radiation

• C) Absorption

• D) Excitation