Chapter 10: Bony Thorax-Sternum and Ribs Lampignano: Bontrager’s Textbook of Radiographic Positioning and Related Anatomy, 9th Edition

Chapter 10: Bony Thorax-Sternum and Ribs Lampignano: Bontrager’s Textbook of Radiographic Positioning and Related Anatomy, 9th Edition MULTIPLE CHOICE 1. The suprasternal, manubrial, or jugular notch all correspond to the level of: a. T2-3. b. T1. c. T4-5. d. C7. ANS: A REF: 354 2. The xiphoid process corresponds to the vertebral level of: a. T7. b. T9-10. c. T4-5. d. L1-2. ANS: B REF: 354 3. What is the primary term for the superior margin of the sternum? a. Sternal notch b. Manubrial notch c. Suprasternal notch d. Jugular notch ANS: D REF: 354 4. At approximately what age does the xiphoid process become totally ossified? a. 12 years old b. 21 years old c. 40 years old d. The xiphoid process never becomes ossified. ANS: C REF: 354 5. Which of the following structures connects the anterior aspect of the ribs to the sternum? a. Costocartilage b. Sternal tendons c. Costovertebral joints d. Costotransverse joints ANS: A REF: 355 6. The tubercle portion of a typical rib connects the anterior end of the rib to the sternum. a. True b. False ANS: B REF: 355 7. The only bony connection between the shoulder girdle and the bony thorax is the acromioclavicular joint. a. True b. False ANS: B REF: 354 8. The sternal angle is a palpable landmark at the level of: a. T4-5. b. T2-3. c. T7. d. T9-10. ANS: A REF: 354 9. Which pair of ribs attaches to the sternum at the level of the sternal angle? a. First b. Second c. Third d. Fourth and fifth ANS: B REF: 355 10. In the erect adult bony thorax, the posterior portion of a typical rib is higher or more superior to the anterior portion. a. 1 to 2 inches (2.5 to 5 cm) b. 3 to 5 inches (7.5 to 13 cm) c. 6 to 8 inches (15 to 20 cm) d. 10 to 12 inches (25 to 30 cm) ANS: B REF: 355