Intermediate Thoracic Cage Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Which structures form the posterior boundary of the superior thoracic aperture?
- Xiphoid process
- Body of T5
- Body of T1
- Body of T12
Q2. Which ribs form the lateral boundaries of the superior thoracic aperture?
- Seventh ribs
- First ribs
- Second ribs
- Twelfth ribs
Q3. Which structure forms the anterior boundary of the superior thoracic aperture?
- Xiphoid process
- Body of the sternum
- Superior border of the manubrium
- Inferior border of T12
Q4. Which structure forms the posterior boundary of the inferior thoracic aperture?
- Second rib
- T12 vertebra
- Manubrium
- T1 vertebra
Q5. Which structure closes the inferior thoracic aperture?
- Rectus abdominis
- Pectoralis major
- Transversus thoracis
- Diaphragm
Q6. Which costal cartilages primarily form the costal margin?
- Costal cartilages of ribs 2 through 5
- Costal cartilages of ribs 7 through 10
- Costal cartilages of ribs 1 through 4
- Ribs 11 and 12 only
Q7. Which ribs are classified as vertebrochondral ribs?
- Ribs 1 through 7
- Ribs 11 and 12
- Ribs 1 and 2
- Ribs 8 through 10
Q8. Pump handle movement of the ribs primarily increases which dimension of the thoracic cavity?
- Transverse dimension only
- Width of the superior mediastinum only
- Length of the vertebral canal
- Anteroposterior dimension
Q9. Bucket handle movement of the ribs primarily increases which dimension of the thoracic cavity?
- Transverse dimension
- Anteroposterior dimension only
- Diameter of the vertebral canal
- Vertical dimension only
Q10. Which structures occupy a typical intercostal space?
- Only connective tissue
- Intercostal muscles, nerves, and vessels
- Thoracic vertebral bodies and discs
- Brachial plexus and subclavian vessels