Medical Imaging

Lead-lined protective equipment works because:

• Lead is dense and prevents x-rays from passing through

• Lead is porous so x-rays can pass right through

• It is durable and will last for many years

• It is heavy and keeps the radiology technologist in one place

What is an oblique shot?

• An image of the side of the torso

• An image taken from a different angle that might show structures that can't be seen from the top or side

• An immunization given to people before international travel

• An image taken from below the body

An AP image is:

• Lateral, Angle, and PA

• Taken from the posterior of the body

• Taken from the front of the body looking towards the back

• Taken from the side of the body

The three most common X-ray views are:

• Lateral, Angle, and PA

• Lateral, Side, and Posterior

• Anterior, Angle, and Oblique

• Oblique, Lateral, and PA or AP

The ideal distance between an X-ray tube and an X-ray cassette is:

• 40 inches

• 4 feet

• 6 feet

• 4 inches

The safe distance from an x-ray source is:

• 32 feet

• 6 feet

• 16 feet

• 40 inches

X-rays have a:

• Frequency slower than visible light

• Wavelength longer than visible light

• Frequency faster than visible light

• Wavelength the same as radio waves

Frequency refers to:

• The brightness of visible light

• The size of waves of energy

• X-ray colors

• How fast waves of energy travel

A patient with osteoporosis:

• Has a disease that weakens the bones

• Cannot stand up straight

• Will lose the ability to walk within five years

• Has a disease that weakens the muscles in the legs

Which of the following statements is NOT true about osteoporosis?

• Calcium and vitamin D can help keep bones strong.

• Osteoporosis causes the bones to become increasingly dense with age.

• A fitness regimen that includes weight training can help strengthen both muscles and bones.

• Osteoporosis causes bones to become porous and brittle.