Radiographic Positioning Quiz/Midterm NYCC Jarrett Exam Questions and Answers

Radiographic Positioning Quiz/Midterm NYCC Jarrett Exam Questions and Answers A cephalad tube tilt moves the tube in what direction and by how much? - ANSWER-Moves closer to the Bucky 1" for every 5° of tube tilt A caudad tube tilt moves the tube in what direction and by how much? - ANSWER-Moves further from the Bucky 1" for every 5° of tube tilt APOM Cassette Size - ANSWER-8 x 10 inches APOM FFD - tube distance from bucky - ANSWER-40" APOM Copyright © OLIVIAWEST2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED Copyright ©Stuvia International BV Page 2/11 Collimation and Central Ray - ANSWER-*Collimation*: Approximately 4"x4" / 5"x5" below the eyes; include mastoid processes *Central Ray*: Midpoint of patient's open mouth APOM Grid [Bucky] - if yes then inside, if no then outside - ANSWER-Yes AP Cervical Projection Cassette Size - ANSWER-10 x 12 inches -8 x 10 inches for smaller pt. AP Cervical Projection FFD - tube distance from bucky - ANSWER-37" AP Cervical Projection Tube Tilt - ANSWER-15° Cephalad AP Cervical Projection Copyright © OLIVIAWEST2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED Copyright ©Stuvia International BV Page 3/11 Grid [Bucky] - if yes then inside, if no then outside - ANSWER-Yes AP Cervical Projection Collimation and Central Ray - ANSWER-*Collimation*: Horizontal: To include apices of the lung Vertical: Between the chin and lower lip *Central Ray*: Top aspect of the thyroid cartilage (C4-C5) Lateral Cervical Cassette Size - ANSWER-10 x 12 inches Lateral Cervical Grid [Bucky] - if yes then inside, if no then outside - ANSWER-No Lateral Cervical Copyright © OLIVIAWEST2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED Copyright ©Stuvia International BV Page 4/11 Collimation and Central Ray - ANSWER-*Collimation*: Include sella turcica and C7 vertebral segment above the ears and behind the eyes. Include all anterior and posterior ST of the neck *Central Ray*: At the level of the angle of the mandible -May be on the spine and @ the level of the angle of the mandible Lateral Cervical FFD - tube distance from bucky - ANSWER-72" Oblique Cervical Cassette Size - ANSWER-10 x 12 inches Oblique Cervical Grid [Bucky] - if yes then inside, if no then outside *@ 37"* - ANSWER-Yes Oblique Cervical Copyright © OLIVIAWEST2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED Copyright ©Stuvia International BV Page 5/11 Grid [Bucky] - if yes then inside, if no then outside *@ 69"* - ANSWER-No Oblique Cervical What is the Tube Tilt for *Anterior Obliques* - ANSWER-15° *Caudad* Oblique Cervical What is the Tube Tilt for *Posterior Obliques* - ANSWER-15° *Cephalad* Oblique Cervical Collimation and Central Ray - ANSWER-*Collimation*: Vertical: Top of collimation at mid ear Horizontal: Include all vertebral segments and ST of the neck