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Major Arteries of the Systemic Circulation
Major Veins of the Systemic Circulation
Fetal Circulation
Veins draining into the Superior Vena Cava
Arterial Supply of the Brian and the Circle of Willis
100
The largest artery of the body, and has the diameter of about your thumb. 
Aorta 
100
Receives venous blood from the arm through the axillary vein. 
Subclavian Vein 
100
Carries blood rich nutrients and oxygen to fetus. 
Umbilical vein
100
Provides for the superficial drainage of the lateral aspect of the arm. 
Cephalic Vein 
100
Branches of the common carotid arteries that run through the neck and enter the skull through the temporal bone. 
Internal carotid arteries
200
The only branches of the ascending aorta. 
The right and left coronary arteries. 
200
Superficial vein that drains the medial aspect of the arm.
Basilic vein
200
Flap-like openning in the interatrial septum 
Foramen ovale
200
Drains the dural sinuses of the brain.
Internal jugular vein 
200
Paired arteries that pass upward from the subclavian arteries at the base of the neck. 
Vertebral arteries
300
The first branch of the abdominal aorta that has three branches. 
Celiac trunk


300
Large veins that receive venous drainage from the subclavian, vertebral, and internal jugular veins. 
Brachiocephalic Veins 
300
Short vessel that connects the aorta and pulmonary trunk
Ductus arteriosus 
300
Deep veins draining into the forearm. 
Radial and ulnar veins
300
At the base of the cerebrum, the basilar artery divides to form
The posterior cerebral arteries
400
Small, unpaired artery supply the second half of the large intestine. 
Inferior mesenteric artery
400
The longest veins of the body, receive superficial drainage of the leg. 
Great saphenous veins
400
Foramen ovale's remnant and is visible in the right atrium. 
Fossa ovalis 
400
Drains the posterior part of the head. 
Vertebral vein


400
Vertebral arteries join to form a single artery. 
Basilar artery
500
Supplies most of the the small intestine and the first half of the large intestine. 
Superior mesenteric artery
500
Single vein that drains the digestive tract organs and carries this blood through the liver. 
Hepatic portal vein 
500
The ductus arteriosus collapses and is converted to
Ligamentum arteriosum 
500
Single vein that drains the thorax and enters the superior vena cava before it joins the heart. 
Azygos vein
500
Protects the brain by providing more than one route for blood to reach the brain. 
Cerebral arterial circle