A linac source is 3 mm. For an SSD of 100 cm and a SDD of 50 cm, find the size of the a) penumbra on the skin surface and b) at a depth of 10 cm.

What is the half life of Radium-226?

What is the function of an ion chamber?  Choose all that apply.

A nurse is caring for a group of older adult clients. Which of the following patients is exhibiting the manifestations of delirium?

The nurse attended a seminar about neurocognitive disorders (NCDs). Which information from the nurse indicates a correct understanding of the differences between NCD and pseudodementia (depression)?

A nurse is discussing torts with a newly licensed nurse. Which of the following information should the nurse include? 

A nurse manager is evaluating the performance of a newly licensed nurse  after performing a client interview. Which of the following nonverbal actions by the newly licensed nurse should be identified as appearing too relaxed?

A nurse is caring for a client who has post-traumatic stress disorder and is considering EMDR. The client asks, “How does this therapy work?” Which of the following responses by the nurse accurately describes this type of therapy?

Excessive pressure should not be applied when measuring radial pulse because:

The temporal artery site can be used to measure body temperature in: