ASRT 100 exam 2|Review Questions With Answers| Success Guaranteed
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ASRT
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ASRT
Hard palate is part of which subdivision of the head and neck? - ️️oral cavity
Human cells are most radiosensitive during the _____ phase of the cell cycle. - ️️M
If a patient arrives with lab work results indicating a white blood cell count of <2000 g/dI, the therapist should: - ️�...
ASRT 100 exam 2
Hard palate is part of which subdivision of the head and neck? - ✔ ✔ oral cavity
Human cells are most radiosensitive during the _____ phase of the cell cycle. - ✔ ✔ M
If a patient arrives with lab work results indicating a white blood cell count of <2000 g/dI, the therapist
should: - ✔ ✔ Bring this to the radiation oncologists attention prior to treatment delivery.
In an isodose distribution, the point where the dose is set at 100% is called the: - ✔ ✔ Normalization
point
Indirect interaction of radiation and the cell is more likely to occur using which type of radiation: - ✔
✔ low linear energy transfer (LET)
Individual treatment dose indicated in the prescribed dose is known as: - ✔ ✔ fractionation
Intact breast, treatment, field borders are best described by which of the following? - ✔ ✔ The
superior border is at the edge of the head of the clavicle and the inferior border is 2 cm below the
inframammary fold.
Ionic iodine contrast media is referred to: - ✔ ✔ As radiopaque and has a high osmolality rate.
It is within the therapist's responsibilities to _________________ treatment when significant changes
are noted in the patient's condition until the physician is consulted. - ✔ ✔ withhold
Level II axillary lymph nodes lie: - ✔ ✔ under the pectoralis muscle
One rem is equal to _________ Sv. - ✔ ✔ 0.01 Sv
Oral defamation is referred to as: - ✔ ✔ slander
Orthogonal films are two portal images that are captured ___ degrees apart - ✔ ✔ 90
Positioning aids consist of: - ✔ ✔ Prone pillows and head rests.
Rachael cancer typically spread distantly to the: - ✔ ✔ Liver
Radiation - indicated cancer, leukemia, and genetic effects follow a ___________ dose-response
relationship. - ✔ ✔ Linear, nonthreshold
Radiation exposure during the gestation period of _______ days usually affects the nervous system. - ✔
✔ 23 to 37
, RBE (relative biological effectiveness) refers to a comparison of the effect of radiation of a test type, as
compared to the effect of the standard of: - ✔ ✔ 250 kV X-rays
Regarding the cell survival curve, ________ is determined by the final portion of the curve. It is an
expression of radio sensitivity of the cell. - ✔ ✔ D0
rhabdomyosarcoma is a tumor of: - ✔ ✔ skeletal muscle
Rising too quickly can cause dizziness, and/or fainting, which are symptoms of - ✔ ✔ Orthostatic
hypotension
TD 5/5 is defined as: - ✔ ✔ The dose which will cause 5% of the population to experience a defined
side effect within 5 years
The __________ is legally responsible for providing detailed information to the patient to obtain a
patients informed consent. - ✔ ✔ physician
The advantages of Megavoltage beams for treatment of deep lesions are: - ✔ ✔ Lower skin dose and
greater penetration
The Ann Arbor staging system is commonly used to stage which cancers? - ✔ ✔ lymphoma
The area of the lung where blood vessels and the primary bronchi enter and exit the lungs is termed the:
- ✔ ✔ hilum
The base did the tongue first spreads to what lymph node or lymph group? - ✔ ✔ Jugulodigastric
The benefits of brachytherapy include which of the following? - ✔ ✔ Can be preformed on a out-
patient basis
Has shorter recovery time
Is a minimally invasive technique
The carina: - ✔ ✔ Is the bifurcation at the level of T4 - T5
Typically correlates to the angle of Louis
Warm the beginning of the right, and left main stem bronchi
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