chapter 27 Flashcards
1
Q
daylight vision (2)
A
*cones
*high spatial resolution
2
Q
night vision (2)
A
*rod
*low spatial resolution
3
Q
Ma range in x-ray
A
50-500
4
Q
Ma range in fluoroscopy
A
0.5-5
5
Q
SSD fixed units
A
15 inch
6
Q
SSD mobile
A
12 inches
7
Q
dosages fixed proceduser
A
10r/min
8
Q
dosages HLCF, HCL
(high level control fluoroscopy)
A
20r/min
9
Q
what does filtration do?
A
filter out the week rays
10
Q
fluoroscopic tables are usually made of?
A
carbon fiber
(radiolucent and strong)
11
Q
filtration must be equivalent to
A
2.5 mm AI aluminum
12
Q
before an exam starts the bucky slot cover must be at
A
the foot of the table
13
Q
slot cover must be equivilant to
A
.25 mm PB
14
Q
protective barrier shielding must be equivalent to
A
.25 mm PB
15
Q
without curtains or bucky cover whats exposure
A
100mR/h at 2 ft
