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The ________ divides the aorta into a superior thoracic aorta and an inferior abdominal aorta.

After merging with the external and internal jugular veins, the subclavian vein becomes the

Regarding endocrine processes in cardiovascular regulation, long-term adjustments

The right and left coronary arteries originate at the

A blockage in the ________ would greatly interfere with blood flow to the pericardium and anterior wall of the chest.

Pus associated with infected wounds contains which type of white blood cell?

Baroreceptors that function in maintaining adequate blood flow to the brain are located in the

Near the level of vertebra L4, the abdominal aorta branches to form the

The left atrium receives oxygenated blood from the

During rapid depolarization of a ventricular contractile cell, the voltage-gated sodium channels close when the membrane potential reaches approximately