Definition, Meaning & Synonyms

venous-blood

noun

/ˈviːnəs blʌd/

Definition

Blood that has returned to the heart through the veins, typically low in oxygen and high in carbon dioxide.

Examples

The venous blood returns to the heart through the superior and inferior vena cava.
Doctors often analyze venous blood to monitor oxygen levels in patients.
A sample of venous blood can be used for various laboratory tests.

Meaning

Venous blood is a type of blood that circulates back to the heart after delivering oxygen to the body’s tissues. It carries waste products, including carbon dioxide, which will be expelled from the body.