RADT 410 PEAK KNOWLEDGE SUMMATION
2026 EXAMINATION ITEM REGISTER WITH
RESOLUTION PROTOCOLS ACHIEVEMENT
CERTIFIED
Which is not one of the four types of body habitus? Asthenic,
Atrophic, Stehnic, Hyperstenic Ans: Atrohpic
⪢ The least occurring body habitus Ans: Hypersthenic
⪢ Radiographers can control voluntary motion by Ans: giving clear
instruction to the patient
⪢ The metric conversion of 40 inches is Ans: 102 cm
⪢ The metric conversion of 72 inches is Ans: 182 cm
⪢ Lower center region is termed Ans: hypogastrum
⪢ Collimation of the x-ray beam allows Ans: an increase in
radiographic contrast, reduction of scatter and secondary radiation,
and a reduction in radiation to the patient
⪢ Gonad shielding is required when gonads lie within _____ cm of
the primary x-ray field. Ans: 5 cm
,⪢ T9 and T10 are located at the level of the Ans: xiphoid process
⪢ Which system of the human body includes all ductless glands of the
body? Ans: Endocrine
⪢ Bones provide what functions Ans: protection of internal organs,
and production of red and white blood cells
⪢ The longest lungs are found on this body habitus Ans: Asthenic at
10 %
⪢ The type of response to radiation that is directly proportional to the
dose received Ans: Linear
⪢ Body movement name for when the foot is turned inward at the
ankle joint Ans: Inversion
⪢ Position where the head is lower than the feet Ans: Tredelenberg
⪢ Which of the following is not a FUNCTIONAL classifications of
joints? Synarthrosis, ampiarthrosis, cartilaginous, diarthrosis Ans:
Cartilaginous
⪢ The least occurring body habitus Ans: Hypersthenic at 5%
, ⪢ Some synovial joints contain a thick cushioning pad of
fibrocartilage called the Ans: meniscus
⪢ Some synovial joints contain synovial fluid filled sacs outside the
Ans: bursae
⪢ SITUATION: Pt erect with L side directly against IR. CR enters the
R side of the body. What is this position? Ans: Left Lateral Posistion
⪢ Which specific type of joint allows multi-axial movement? Ans:
Ball and socket
⪢ Long bones have a central cylindrical cavity called the Ans:
Medullary cavity
⪢ The study of joints, or articulations, is known as Ans: athrology
⪢ The structural term for a freely movable joint Ans: synovial
⪢ The body plane splitting anterior and posterior Ans: mid-coronal
⪢ The ALARA concept holds that occupational exposure of the
radiographer should Ans: Be kept as low as reasonably achievable
2026 EXAMINATION ITEM REGISTER WITH
RESOLUTION PROTOCOLS ACHIEVEMENT
CERTIFIED
Which is not one of the four types of body habitus? Asthenic,
Atrophic, Stehnic, Hyperstenic Ans: Atrohpic
⪢ The least occurring body habitus Ans: Hypersthenic
⪢ Radiographers can control voluntary motion by Ans: giving clear
instruction to the patient
⪢ The metric conversion of 40 inches is Ans: 102 cm
⪢ The metric conversion of 72 inches is Ans: 182 cm
⪢ Lower center region is termed Ans: hypogastrum
⪢ Collimation of the x-ray beam allows Ans: an increase in
radiographic contrast, reduction of scatter and secondary radiation,
and a reduction in radiation to the patient
⪢ Gonad shielding is required when gonads lie within _____ cm of
the primary x-ray field. Ans: 5 cm
,⪢ T9 and T10 are located at the level of the Ans: xiphoid process
⪢ Which system of the human body includes all ductless glands of the
body? Ans: Endocrine
⪢ Bones provide what functions Ans: protection of internal organs,
and production of red and white blood cells
⪢ The longest lungs are found on this body habitus Ans: Asthenic at
10 %
⪢ The type of response to radiation that is directly proportional to the
dose received Ans: Linear
⪢ Body movement name for when the foot is turned inward at the
ankle joint Ans: Inversion
⪢ Position where the head is lower than the feet Ans: Tredelenberg
⪢ Which of the following is not a FUNCTIONAL classifications of
joints? Synarthrosis, ampiarthrosis, cartilaginous, diarthrosis Ans:
Cartilaginous
⪢ The least occurring body habitus Ans: Hypersthenic at 5%
, ⪢ Some synovial joints contain a thick cushioning pad of
fibrocartilage called the Ans: meniscus
⪢ Some synovial joints contain synovial fluid filled sacs outside the
Ans: bursae
⪢ SITUATION: Pt erect with L side directly against IR. CR enters the
R side of the body. What is this position? Ans: Left Lateral Posistion
⪢ Which specific type of joint allows multi-axial movement? Ans:
Ball and socket
⪢ Long bones have a central cylindrical cavity called the Ans:
Medullary cavity
⪢ The study of joints, or articulations, is known as Ans: athrology
⪢ The structural term for a freely movable joint Ans: synovial
⪢ The body plane splitting anterior and posterior Ans: mid-coronal
⪢ The ALARA concept holds that occupational exposure of the
radiographer should Ans: Be kept as low as reasonably achievable
