Intermediate Brachiocephalic Trunk Quiz

Q1. Where does the brachiocephalic trunk usually divide?

• At the xiphisternal joint
• At the aortic hiatus
• Behind the right sternoclavicular joint
• Behind the left sternoclavicular joint

Q2. Which structure lies anterior to the brachiocephalic trunk in the superior mediastinum?

• Esophagus
• Thoracic duct
• Left brachiocephalic vein
• Vertebral column

Q3. Which airway is closely related posteriorly to the brachiocephalic trunk?

• Laryngeal inlet
• Respiratory bronchiole
• Trachea
• Left main bronchus

Q4. Which branch of the brachiocephalic trunk ascends in the neck toward the head?

• Left vertebral artery
• Left common carotid artery
• Right axillary artery
• Right common carotid artery

Q5. Which branch passes laterally toward the root of the neck?

• Descending thoracic aorta
• Left common carotid artery
• Right common carotid artery
• Right subclavian artery

Q6. Which aortic arch branch lies immediately to the left of the brachiocephalic trunk?

• Left common carotid artery
• Right subclavian artery
• Left subclavian artery
• Right vertebral artery

Q7. Which vessel is normally the longest of the three major aortic arch branches?

• Brachiocephalic trunk
• Right common carotid artery
• Right subclavian artery
• Left subclavian artery

Q8. Which artery is not normally a direct branch of the aortic arch?

• Left common carotid artery
• Right common carotid artery
• Brachiocephalic trunk
• Left subclavian artery

Q9. Which artery is also not normally a direct branch of the aortic arch?

• Left common carotid artery
• Brachiocephalic trunk
• Left subclavian artery
• Right subclavian artery

Q10. Which body regions are primarily supplied through branches of the brachiocephalic trunk?

• Right head, neck, and upper limb
• Left head and left upper limb only
• Both lower limbs
• Abdominal viscera