Patients Having a Bone Scan Should Be Encouraged to Void

question 4

Multiple Choice

Patients having a bone scan should be encouraged to void urine frequently between injection and delayed scanning to

• A)increase heterionic exchange.
• B)reduce the radiation dose to the bladder.
• C)aid the osseous phase of the scan.
• D)decrease risk of contamination during scan.

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Definitions:

Guanine Cap

A modified form of guanine nucleotide added to the 5' end of eukaryotic mRNA, playing a critical role in RNA stability and the initiation of translation.

Posttranscriptional Control

The regulation of gene expression at the RNA level, after the process of transcription, affecting mRNA splicing, transportation, stability, and translation efficiency.

Tumor-suppressor Genes

Genes that help regulate cell growth and division, and can prevent the development of tumors by inhibiting cell proliferation.

Anti-oncogenes

Anti-oncogenes, also known as tumor suppressor genes, are genes that help regulate cell growth and division, preventing the uncontrolled cell growth that contributes to cancer formation.