Bontrager's Textbook of Radiographic Positioning and Related Anatomy, 9th Edition by John Lampignano( Chapter 9)

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Chapter 09: Lumbar Spine, Sacrum, and Coccyx Lampignano: Bontrager’s Textbook of Radiographic Positioning and Related Anatomy, 9th Edition MULTIPLE CHOICE 1. The intervertebral foramina of the l... umbar spine are located at an angle of _____ in relation to the midsagittal plane. a. 45° b. 30° to 35° c. 70° to 75° d. 90° ANS: D REF: 326 2. The small section of bone found between the superior and inferior articular processes of the lumbar spine is termed: a. pillar. b. transverse processes. c. articular facets. d. pars interarticularis. ANS: D REF: 326 3. The zygapophyseal joints of the upper lumbar vertebrae are ____ in relationship to the midsagittal plane. a. 30° b. 50° c. 45° d. 90° ANS: B REF: 326 4. The anterior projecting bony process of the sacrum that forms part of the inlet of the true pelvis is the: a. promontory of the sacrum. b. body of S1. c. apex of coccyx. d. sacral foramina. ANS: A REF: 327 5. Another term for the sacral horns is the: a. base of the sacrum. b. promontory of the sacrum. c. cornu of the sacrum. d. median sacral crest. ANS: C REF: 327 6. Which specific aspect of the sacrum articulates with the ilium to form the sacroiliac joint? [Show More]

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