Exam 10: Dose Limits for Exposure to Ionizing Radiation

If a certain dose of radiation produces a skin burn,a higher dose of radiation will cause the skin burn to be more severe; however,a dose below the threshold level for skin burn will

The effective dose (EfD)limit for the lens of the eye is

The essential concept underlying radiation protection is that

Upper boundary radiation exposure limits for occupationally exposed persons are associated with risks that are similar to those encountered by employees in other industries that are generally considered to be reasonably safe.These industries include 1)manufacturing. 2)trade. 3)government.

Which of the following agencies was previously known as the Atomic Energy Commission?

Effective dose (EfD)limits may be specified for 1)whole-body exposure. 2)partial-body exposure. 3)exposure of individual organs.

Occasional exposure for the purpose of education and training is permitted,provided that special care is taken to ensure that the annual effective dose limit of ____________ is not exceeded for persons under the age of 18 years.

Which of the following groups is run by the government of Japan,primarily to study Japanese atomic bomb survivors?

To define ALARA,health care facilities usually adopt investigation levels,defined as level I and level II.In the United States,these levels are traditionally _______ to ______ the applicable regulatory standards.

The effective dose (EfD)limiting system supersedes

Working in conjunction with their partners in other agencies,the FDA intends to take action to 1)promote safe use of medical imaging devices. 2)support informed clinical decision. 3)increase patient awareness.

Which of the following are functions and/or responsibilities of the United States Occupational Safety and Health Administration (OSHA)? 1)Functions as a monitoring agency in places of employment,predominantly in industry 2)Regulates occupational exposure to radiation through Part 1910 of Title 29 of the U.S.Code of Federal Regulations (29 CFR 1910) 3)Responsible for regulations concerning an employee's "right to know" with regard to hazards in the workplace

A radiation safety officer in a health care facility must have sufficient authority,organizational freedom,and management prerogative to 1)identify radiation safety problems. 2)initiate,recommend,or provide corrective action. 3)stop unsafe operations involving by-product material. 4)verify implementation of corrective actions.

The United Nations Scientific Committee on the Effects of Atomic Radiation (UNSCEAR)evaluates human and environmental ionizing radiation exposures from a variety of sources,including 1)radioactive materials 2)radiation-producing machines 3)radiation accidents

The ALARA concept adopts an extremely conservative model with respect to the relationship between

Revised concepts of radiation exposure and risk have brought about more recent changes in NCRP recommendations for limits on exposure to ionizing radiation.Because many conflicting views exist on assessing the risk of cancer induction from low-level radiation exposure,the trend has been to

The main function of the Nuclear Regulatory Commission (NRC)is to 1)inspect imaging facilities. 2)oversee the nuclear energy industry. 3)regulate imaging facilities.

The responsibility for maintaining radiation monitoring records for all personnel and for providing counseling for individuals who receive monitor readings in excess of allowable limits belongs to the

Which of the following are responsibilities of a health care facility's radiation safety committee (RSC)? 1)Delegate operational funds in the budget for the radiation safety program 2)Provide guidance for the radiation safety program 3)Facilitate the ongoing operation of the radiation safety program

Epidemiologic studies of atomic bomb survivors exposed in utero have provided conclusive evidence of a dose-dependent increase in the incidence of severe intellectual disability for fetal doses greater than approximately