Computed Tomography Technologist Practice Exam

The effective dose in computed tomography is significantly influenced by the tissue that has absorbed the radiation dose. Effective dose is a measure of the biological effect of radiation exposure on different types of tissues within the body, taking into account the type of radiation and the sensitivity of various tissues to that radiation. When a CT scan is performed, different tissues absorb different amounts of radiation depending on their composition and location in the body. For instance, highly radiosensitive tissues such as the thyroid and reproductive organs will contribute more significantly to the overall effective dose compared to less sensitive tissues.

This concept is important in radiological practices because it highlights the need for careful consideration of the specific tissues being imaged when assessing the potential risk of radiation exposure from diagnostic imaging procedures. By understanding the relationship between absorbed dose and the types of tissues involved, professionals can optimize scan parameters to minimize patient risk while maximizing diagnostic efficacy.