RAD MIDTERM 1 TCDHA CERTIFICATION
EVALUATION 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
⩥ What are the 3 main fates during patient exposure. Answer: Passes
through body
Absorbed by tissues
Scattered
⩥ What does a lead shield do. Answer: Shields patient from X rays
⩥ Where are lead shields typically placed. Answer: Patients abdomen
⩥ Why is lead used as a shield from X rays. Answer: Lead is highly
effective at absorbing X rays
⩥ The "10 day rule" for pregnancy is generally considered. Answer:
Obsolete
⩥ What year was the X ray invented. Answer: 1895
, ⩥ When did Roetgen receive Nobel piece prize for X ray in physics.
Answer: 1901
⩥ What is the physical material upon which the image will be
represented. Answer: X ray film
⩥ What is a static image generated after exposure to X rays. Answer:
Radiograph
⩥ What does the term caudad used for. Answer: Caudal inferior
⩥ What is the term cephalad used for. Answer: Cranial superior
⩥ What term is used to reference the path of the central ray as it goes
through the patients body. Answer: Radiographic projection
⩥ What is the NEXUS criteria mnemonic. Answer: National emergency
X-radiography utilization study
⩥ What does the nexus criteria measure. Answer: Acute trauma
⩥ What happens if the nexus criteria is met. Answer: No radiography
EVALUATION 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
⩥ What are the 3 main fates during patient exposure. Answer: Passes
through body
Absorbed by tissues
Scattered
⩥ What does a lead shield do. Answer: Shields patient from X rays
⩥ Where are lead shields typically placed. Answer: Patients abdomen
⩥ Why is lead used as a shield from X rays. Answer: Lead is highly
effective at absorbing X rays
⩥ The "10 day rule" for pregnancy is generally considered. Answer:
Obsolete
⩥ What year was the X ray invented. Answer: 1895
, ⩥ When did Roetgen receive Nobel piece prize for X ray in physics.
Answer: 1901
⩥ What is the physical material upon which the image will be
represented. Answer: X ray film
⩥ What is a static image generated after exposure to X rays. Answer:
Radiograph
⩥ What does the term caudad used for. Answer: Caudal inferior
⩥ What is the term cephalad used for. Answer: Cranial superior
⩥ What term is used to reference the path of the central ray as it goes
through the patients body. Answer: Radiographic projection
⩥ What is the NEXUS criteria mnemonic. Answer: National emergency
X-radiography utilization study
⩥ What does the nexus criteria measure. Answer: Acute trauma
⩥ What happens if the nexus criteria is met. Answer: No radiography
