251 aec ct and fluoro

Fluoroscopic images are:

• static

• dynamic

• motionless

• bright

Tags

NGSS.HS-PS4-5

Fluoroscopic tubes operate with what mA stations?

• less than 5

• 5-10

• 100's

• 500's

this piece of equipment increases image brightness

• CCD

• AEC

• ADC

• image intensifier

Tags

NGSS.HS-PS4-5

where is visual acuity in the eye the greatest?

• rods

• its the same everywhere

• fovea centralis

• iris

what is located at the fovea centralis

• cones

• rods

• iris

• pupil

contrast perception is the ability of the eye to detect differences in

• color

• brightness levels

• shapes

• sizes

Tags

NGSS.MS-LS1-8

this part of the eye is stimulated by low light

• cones

• rods

• iris

• pupil

cones are stimulated by

• low light

• bright light

• color

• shapes

which part of the image intensifier interacts with the x-rays that come from the patient

• photocathode

• input phosphor

• output phosphor

• electrostatic lenses

this part of the image intensifier converts electrons into visible light

• photocathode

• input phosphor

• output phosphor

• anode