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Vascular Anatomy Chapter 21 Cardiovascular System • Cardio = ______________ • Vascular = ________________ – Arteries • Carry blood _____________the heart – Veins • Carry blood ____________ the heart The Heart Deoxygenated • _____________ – Tricuspid Valve • _____________ – Pulmonary Valve (Semilunar) • ________________ The Heart Oxygenated • _______________ • ____________ – Bicuspid (Mitral) Valve • ______________ – Aortic Valve (Semilunar) • Aorta Aorta • • • • • Arising from Left Ventricle Aortic Bulb Ascending Arch Descending Aortic Bulb • Portion off ___________ • Right _____________ – Right atrium/Ventricle • Left ______________ – Left atrium and both Ventricles Aortic Arch Right • ________________________Artery – Right Carotid • Right _____________– Right Vertebral Aortic Arch Left • _____________________ • Left ____________ – Left Vertebral Neck Circulation • ______________ – Right and Left • _________________Carotids – Bifurcation of common carotids • ___________ – Right and Left Circle of Willis Posterior • ___________ – Fusion of ___________________ – Posterior Cerebral – Posterior ____________ Circle of Willis Anterior • Internal Carotid Arteries – ______________ – ___________ • Anterior Communicating – Middle Cerebral Aorta • Descending • Thoracic • Abdominal Abdominal Aorta • Various branches – _____________ – Superior mesenteric – _______________ – Inferior mesenteric • Common ______________ – External / Internal Lower Extremity Arteries • External Iliac • _________________ – Deep – Femoral • ____________________ – Anterior/Posterior Tibial – Peroneal Upper Extremity Artery • • • • • • Subclavian ____________ Brachial Ulnar _____________ Palmar Arches – Deep / Superficial The Veins Head Drainage • _________________ • Inferior Sagittal Sinus – Straight Sinus • __________________ – Occipital Sinus • Transverse Sinus • _________________ Neck Drainage • Internal Jugular – ____________________ • _________________ – Subclavian • Vertebral Veins – ________________ Back to the Heart • Right / Left Brachiocephalic – ____________ • ___________________ – Into Right Atrium Upper Extremity Veins • Palmar Arch – Deep / Superficial • ________________ • ______________________________ – Common IV site Upper Extremity Veins • ______________ – Lateral • ____________ – Medial • Brachial Upper Extremity Veins • Axillary • _______________ • Brachiocephalic • __________ Lower Extremity Veins • __________________ – Dorsum of Foot • ________________ – Lateral Foot Lower Extremity Veins • _____________ – Anterior / Posterior • Popliteal – Small Saphenous • _____________ – Great Spahenous Lower Extremity Veins • _________________ • ________________________ – Right Atrium