Intermediate Sternocostal Joints Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. The first costal cartilage articulates directly with which part of the sternum?

  • Manubrium
  • Xiphoid process
  • Jugular notch
  • Inferior end of the sternal body

Q2. The second costal cartilage articulates with which parts of the sternum?

  • Manubrium only
  • Manubrium and body
  • Xiphoid process only
  • Body and xiphoid process

Q3. Which sternocostal joint commonly contains an intra-articular ligament?

  • Second sternocostal joint
  • Seventh sternocostal joint
  • Sixth sternocostal joint
  • First sternocostal joint

Q4. What effect can the intra-articular ligament have on the cavity of the second sternocostal joint?

  • It can divide the joint cavity into two compartments
  • It connects the joint directly with the pleural cavity
  • It eliminates the articular cartilage
  • It converts the joint into a fibrous suture

Q5. Which costal cartilages articulate primarily with the body of the sternum?

  • Eighth through tenth
  • Third through sixth
  • First and second only
  • Eleventh and twelfth

Q6. The seventh costal cartilage is associated with which inferior sternal region?

  • Manubriosternal region
  • Jugular notch
  • Clavicular notch
  • Xiphisternal region

Q7. What forms the articular surfaces of the synovial sternocostal joints?

  • Adjacent costal cartilages only
  • Rib tubercles and transverse processes
  • Rib heads and vertebral bodies
  • Costal cartilages and costal notches of the sternum

Q8. Which structures strengthen the fibrous capsules of the sternocostal synovial joints?

  • Ligamenta flava
  • Intertransverse ligaments
  • Superior costotransverse ligaments
  • Radiate sternocostal ligaments

Q9. Why is the first sternocostal joint less mobile than the joints immediately inferior to it?

  • It is fused to the second rib
  • It is a primary cartilaginous joint
  • It is a ball and socket joint
  • It lacks any connection to the sternum

Q10. How do the sternocostal joints assist expansion of the thoracic cage during inspiration?

  • They permit small movements of the costal cartilages relative to the sternum
  • They rotate the thoracic vertebrae independently of the ribs
  • They allow the sternum to detach from the ribs
  • They prevent elevation of the ribs
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