heart - Right Brachiocephalic Vein • Innominate vein •...

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Unformatted text preview: Right Brachiocephalic Vein • Innominate vein • Joins with left brachiocephalic vein to form the superior vena cava Left Brachiocephalic Vein • Innominate vein • Joins with right brachiocephalic vein to form the superior vena cava Superior Vena Cava • Formed by the union of the right and left brachiocephalic (innominate) veins • Enters the right atrium and returns blood from the upper half of the body • Second largest vein in the human body Ascending Aorta • The first part of the systemic circulatory system • Part of aorta that is extending up from the left ventricle Arch of Aorta • Aortic arch • Curved part of aorta near the heart • Begins where the aorta crosses the pulmonary artery • 3 great branches come off the aortic arch to carry blood to the upper extremities Brachiocephalic trunk Left common carotid artery Left subclavian artery Brachiocephalic Trunk • Innominate artery • The first great branch of the aortic arch Left Common Carotid Artery Second great branch of the aortic arch Left Subclavian Artery The third great branch of the aortic arch Descending Aorta Part of aorta that extends downward Pulmonary Trunk • Carries blood through its branches from the heart to the lungs to be oxygenated • Artery because carries blood away from heart • Blue on model because blood is still deoxygenated Right Pulmonary Artery • Branch of pulmonary trunk • Blue on model Left Pulmonary Artery • Branch of pulmonary trunk • Blue on model Ligamentum Arteriosum • In the fetus it is the ductus arteriosum - this closes at birth • Shunt for blood between the pulmonary artery and aorta Trachea • Semi-rigid tube connecting the larynx with the lungs • Has cartilage rings • Provides an air passage that is resistant to collapse but is flexible Right Bronchus Air passage to the right lung...
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heart - Right Brachiocephalic Vein • Innominate vein •...

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