Valvulae Conniventes.  A name given to transverse folds of the mucous membrane in the small intestine.

Varicose (Lat. varix, a dilated vein).  A distended or enlarged vein.

Vascular (Lat. vasculum, a little vessel).  Pertaining to or possessing blood or lymph vessels.

Vaso-motor (Lat. vas, a vessel, and moveo, motum, to move).  Causing motion to the vessels.  Vaso-motor nerves cause contraction and relaxation of the blood-vessels.

Venae Cavae, pl. of Vena Cava.  “Hollow veins.”  A name given to the two great veins of the body which meet at the right auricle of the heart

Venous (Lat. vena, a vein).  Pertaining to, or contained within, a vein.

Ventilation.  The introduction of fresh air into a room or building in such a manner as to keep the air within it in a pure condition.

Ventral (Lat. venter, ventris, the belly).  Belonging to the abdominal or belly cavity.

Ventricles of the Heart.  The two largest cavities of the heart.

Vermiform (Lat. vermis, a worm, and forma, form).  Worm-shaped.

Vertebral Column (Lat. vertebra, a joint).  The backbone; also called the spinal column and spine.

Vestibule.  A portion of the internal ear, communicating with the semicircular canals and the cochlea, so called from its fancied resemblance to the vestibule, or porch, of a house.

Villi (Lat. villus, shaggy hair).  Minute, thread-like projections upon the internal surface of the small intestine, giving it a velvety appearance.

Virus (Lat., poison).  Foul matter of an ulcer; poison.

Vital Knot.  A part of the medulla oblongata, the destruction of which causes instant death.

Vitreous (Lat. vitrum, glass).  Having the appearance of glass; applied to the humor occupying the largest part of the cavity of the eyeball.

Vivisection (Lat. vivus, alive, and seco, to cut).  The practice of operating upon living animals, for the purpose of studying some physiological process.

Vocal Cords.  Two elastic bands or ridges situated in the larynx; the essential parts of the organ of voice.

Zygoma (Gr. zugos, a yoke).  The arch formed by the malar bone and the zygomatic process of the temporal bone.

Index.

Absorption
  from mouth and stomach
  by the intestines
Accident and emergencies
Achilles, Tendon of
Air, made impure by breathing
  Foul, effect of, on health
Alcohol, Effect of, on bones
  Effect of, on muscles
  Effect of, on muscular tissue
  Effect of, on physical culture
  Nature of
  Effects of, on human system
    and digestion
  Effect of, on the stomach
    and the gastric juice
  Final results on digestion
  Effects of, on the liver
  Fatty degeneration due to