Vessels

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• 1 Aortic arch
• 6 Brachicephalic trunk
• Bicarotid trunk (small animals left subclavian artery originates directly from aortic arch) Brachicephalic trunk branch via?
• 8 Subclavian artery
• Costocervical trunk, vertebral artery, internal thoracic artery and superficial cervical artery 4 branches of subclavian artery:
• Deep cervical artery and dorsal intercostal arteries (via thoracic vertebral arteries) Branches of costocervical trunk:
• 9 Costocervical trunk
• 12 Deep cervical artery
• 3 Dorsal intercostal arteries
• 15 Vertebral artery
• 16 Internal thoracic artery
• Cranial epigastric artery connecting with caudal epigastric artery and branches as ventral intercostal arteries (caudal branches arise from musculophrenic artery) Internal thoracic artery continues as:
• 18 Superficial cervical artery
• External jugular and subclavian veins Cranial vena cava is union of:
• Car: jugular + subclavian others: jugular + jugular and subclavian + subclavian Difference between Car and other animals regarding joining of jugular and subclavian veins:
• 23 Cranial vena cava
• Subclavian vein, external jugular vein and deep internal jugular vein Branches of cranial vena cava:
• Cephalic vein, linguofacial and maxillary External jugular vein is joining of:
• 33 External jugular vein

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