RTTT 107 - Assignment 1 Exam Questions
And Answers
Side and ceiling lasers intersect at a point in the arc corresponding
to the:
1. Rotational axis
2. SAD of the machine
3. Isocenter of the unit
a. 1 only
b. 2 only
c. 3 only
d. 1, 2, and 3 -
correct answer ✅d. 1, 2, and 3
The device that projects a scale onto the patient's skin,
corresponding to the SSD, is called a(n):
a. PSA
b. Gantry
c. ODI
d. Collimator Assembly -
correct answer ✅c. ODI
And Answers
Side and ceiling lasers intersect at a point in the arc corresponding
to the:
1. Rotational axis
2. SAD of the machine
3. Isocenter of the unit
a. 1 only
b. 2 only
c. 3 only
d. 1, 2, and 3 -
correct answer ✅d. 1, 2, and 3
The device that projects a scale onto the patient's skin,
corresponding to the SSD, is called a(n):
a. PSA
b. Gantry
c. ODI
d. Collimator Assembly -
correct answer ✅c. ODI
