M3 | 暗記メーカー

M3

20問 • 1年前

通報

問題一覧

what is the suggested SID for chest - extremities -

- 72 cm SID - 40 cm SID

- use of attenuating material - this absorb low energy x-rays Materials are: tungsten, copper, aluminum

Filtration

attenuating material that reduces the intensity of the beam to half its value

Half Value Layer

use of devices to confine x-ray ex. Collimators, cones/cylinder, diaphragms

Beam Limitation

does automatic collimation

Positive Beam Limitation

this absorbs scatter radiation

Grid

Types of Grid

- Parallel - Cris Cross

called the concept that color of light emitted must match the light sensitivity of the film

Spectral Matching

What are the 2 processing errors?

- Overexposed - Underexposed

What happens when the chemical temperature is too hot? causes chemical fog What happens when the chemical temperature is too cold?

- Density increases - Density decreases

What affects recorded detail? MDFS

- Motion - Distance - Focal Spot Size - SID/OID

2 Types of Motion

- Voluntary - Involuntary

distortion of definition on an image

Object Unsharpness a.k.a Blurring

focal spot that causes image sharpness

Small Focal Spot

the shadow on the side, causes unsharpness

Penumbra

shadow focused on the object

Umbra

- determines image quality - determine amount of detail - determined first by geometry of image formation

Sharpness

magnification of anatomical structure

Size Distortion

Shape distortion is caused by _____?

Angles

When the chemical is new, the factor is ? When the chemical is old, the factor is ?

- Increased - Decreased

physiology of circulation academic weaponizer

E · 24問 · 2年前

physiology of circulation academic weaponizer

24問 • 2年前

reproductive academic weaponizer

E · 55問 · 2年前

reproductive academic weaponizer

55問 • 2年前

cells prelim acad weaponizer

E · 24問 · 2年前

cells prelim acad weaponizer

24問 • 2年前

respiratory/body cavities prelim acad weaponizer

E · 20問 · 2年前

respiratory/body cavities prelim acad weaponizer

20問 • 2年前

integumentary prelim acad weaponizer

E · 29問 · 2年前

integumentary prelim acad weaponizer

29問 • 2年前

skeletal prelim acad weaponizer

E · 33問 · 2年前

skeletal prelim acad weaponizer

33問 • 2年前

tissue prelim acad weaponizer

E · 42問 · 2年前

tissue prelim acad weaponizer

42問 • 2年前

membrane prelim acad weaponizer

E · 20問 · 2年前

membrane prelim acad weaponizer

20問 • 2年前

RPC L2

E · 28問 · 1年前