Exam (elaborations)
2024 NURSING 22 ONCOLOGY RADIATION THERAPY EXAM 1 WITH CORRECT ANSWERS
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2024 NURSING 22 ONCOLOGY RADIATION THERAPY EXAM 1 WITH CORRECT ANSWERS
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2024 NURSING 22 ONCOLOGYRADIATION THERAPY EXAM 1
WITH CORRECT ANSWERS
Radiation - CORRECT-ANSWERSThe purpose of this therapy is to destroy
cancer cells with minimum exposure to normal cells. It alters cells DNA so
they can't reproduce. This is most effective when the tumor is localized to
one tissue or body area.
Types of Radiation - CORRECT-ANSWERSThese include:
- Ionizing Radiation
- Intensity-modulated Radiation Therapy (IMRT)
Types of Radiation Therapy - CORRECT-ANSWERSThese include:
- External (Teletherapy)
- Internal (Brachytherapy)
External Radiation Therapy - CORRECT-ANSWERSThis type of radiation
therapy is considered a distant treatment. The client never emits radiation.
the Client is no hazard to anyone.
Internal Radiation Therapy - CORRECT-ANSWERSHere, radiation source is
within the patient. The patient emits radiation and can pose a hazard to
others.
Unsealed Internal Radiation - CORRECT-ANSWERSThis type of radiation is
given PO or IV into the body cavity and excreted via waste products - so use
precautions. Once they eliminate the wastes, the patient is no longer
radioactive.
- Ex. Thyroid - Iodine 131. Excreted in 48 hours.
Sealed Internal Radiation - CORRECT-ANSWERSThis type of radiation stays in
place by itself and becomes inert/inactive. It may need an applicator
sometimes to keep in place. This is low level radiation. It can be temporary
or permanent
Side Effects of Radiation Therapy - CORRECT-ANSWERSThese include:
- Fatigue, lifestyle changes
- Anorexia, Nausea and Vomiting (Here, give Zophran, Reglan, Compazine)
- Skin irritation
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