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Biology Vocab

Across
Largest artery in the body.
Dutch Echographic Cardiac Risk Evaluation Applying Stress Echo.
Flaps (leaflets) that act as one-way inlets for blood coming into a ventricle and one-way outlets for blood leaving a ventricle.
Thin-walled chambers that receive blood from the veins.
A gas consisting of one part carbon and two parts oxygen.
The valves that connect the atrium to the ventricles and include the mitral valve as well as the tricuspid valve.
Thick-walled chambers that forcefully pump blood out of the heart.
Minute blood vessels between the terminations of the arteries and the beginnings of the veins.
Largest vein in the body.
Down
Supplied with oxygen.
Blood vessels that conveys blood from the heart to any part of the body.
A small body of specialized muscle fibers, located in the right atrium of the heart, whose activity is responsible for initiating the heartbeat (pacemaker of the heart).
Blood vessels that carries blood that is low in oxygen content from the body back to the heart.
Small branches of an artery that leads to a capillary.
Lacking oxygen.
Minute veins connecting the capillaries with the larger systemic veins
A pair of breathing organs located with the chest which remove carbon dioxide from and bring oxygen to the blood.