Name the radioisotope that is commonly used in internal radiotherapy.

Recall which radioisotope is often used in radiotherapy machines as a source of gamma rays.

what internal radiotherapy and external radiotherapy

Describe in your own words what internal radiotherapy and external radiotherapy are. Give an example of a commonly used radioisotope in each procedure, and explain why these radioisotopes can have quite different half-lives.

In modern radiotherapy, superconducting wire coils are used to create magnetic fields that focus particle beams in order to deliver the maximum dose of ionizing radiation to a tumor site while minimizing the destruction of healthy tissue. For which of the following types of radiation would this technique NOT be useful?Question 10 Answer Choices   A.  Alpha particles   B.  Proton beams   C.  Gamma photons   D.  Beta particles

How does the film used in extra oral radiographs differ from that used for intra-oral radiographs?