Some dental x-ray machines appear to have a short PID when in fact the target surface distance is long. Why?

What will be an ideal response?


The tube is recessed behind the transformers in the tube head. In machines in which the tube is recessed behind the transformers, a longer target surface is created physically, although from the outside of the tube head, this would not appear to be the case.

Health Professions

You might also like to view...

What is defined as the removal or destruction of disease-causing organisms or infected material by using hygienic measures, cleaning agents, antiseptics and/or disinfectants?

A) Medical asepsis B) Sterilization C) Cauterization D) Standard Precautions

Health Professions

A second-story deck has collapsed. Several patients have fallen and are lying on the ground below. As the first emergency personnel to arrive on the scene, your first priority is to determine:

A) the number of patients. B) the number of ambulances required. C) type and severity of injuries. D) if the scene is safe to enter.

Health Professions

Answer the following statement(s) true (T) or false (F)

1. An ICD-10 has already been published by the WHO.  2. Procedure codes and ICD codes are the same.  3. Current Procedural Terminology (CPT) codes are mandated by HIPAA to report physicians' services.  4. The complexity of medical decision-making will determine the level of service in the Evaluation and Management codes.  5. Codes listed in the Surgery section of the CPT include everything involved in surgery except the anesthesia, which is listed elsewhere. 

Health Professions

Translate the following:

Dx: MI and BBB, to CCU, ABG

Health Professions