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25 sie 2023 · The arteries of the pelvis are derived from the abdominal aorta, which bifurcates into a left and right common iliac artery on the left hand side of the fourth lumbar vertebra. The common iliac arteries bifurcate at the sacroiliac joint to give off an internal and a larger external iliac artery.
The anterior trunk gives rise to numerous arteries that supply the organs of the pelvis and the gluteal and adductor muscles of the leg. Key branches include the obturator artery, the inferior vesical artery in men and the equivalent vaginal artery in females, and the rectal and gluteal arteries.
3 lis 2023 · The aorta terminates at the L4 level by bifurcating into left and right common iliac arteries. There are 10 major branches of the abdominal aorta. We can sort them by what part of the abdomen and pelvis they supply into visceral (organs), parietal (abdominal walls) and terminal branches.
If you draw an imaginary line at the level of the diaphragm, systemic venous circulation from above that line will generally flow into the superior vena cava; this includes blood from the head, neck, chest, shoulders, and upper limbs.
The heart’s anatomical structure includes the presence of four valves that function to promote proper blood flow through the organ. Two of the four valves are referred to as atrioventricular valves, including the tricuspid valve located between the right atria and ventricle and the mitral valve located between the left atria and ventricle.
4 maj 2024 · The pelvis has several anastomotic networks and thus extensive collateral circulation (see Image. Pelvic Blood Vessels). The female pelvis is supplied by 6 main arteries, including the paired internal iliac and ovarian arteries and the unpaired superior rectal and median sacral arteries.
There are 2 primary circulatory loops in the human body: the pulmonary circulation loop and the systemic circulation loop. Pulmonary circulation transports deoxygenated blood from the right side of the heart to the lungs, where the blood picks up oxygen and returns to the left side of the heart.
