Vena cava: A large vein that runs towards
the heart. The superior vena cava descends from the base of
the neck and inferior vena cava ascends from the pelvis.
Ventilator: A machine that provides controlled
breathing to a person under general anesthesia or otherwise
Ventricle: A fluid-containing space within
Vertebra: Abony element of the spine.
Vertebral artery: An artery arising at the
base of the neck and extending up to the posterior parts of
the brain. it passes through small canals in several of the
Vertebral body: The anterior or front of
the vertebra that carries most of the weight and that contacts
directly with the intervertebral discs.
Vertebrectomy: The removal of a vetebral