Search Results About 1734 results found for 'blood'

  • Sputum
    anatomy Material coughed up from the lungs and expectorated via the mouth. It contains MUCUS, cellular debris, and microorganisms. It may also contain ...
  • Submucous Plexus
    anatomy One of two ganglionated neural networks which together form the enteric nervous system. The submucous (Meissner's) plexus is in the connective tissue of the ...
  • Superior Sagittal Sinus
    anatomy The long large endothelium-lined venous channel on the top outer surface of the brain. It receives blood from a vein in the nasal cavity, runs ...
  • Sympathetic Fibers, Postganglionic
    anatomy Nerve fibers which project from sympathetic ganglia to synapses on target organs. Sympathetic postganglionic fibers use norepinephrine as transmitter, except ...
  • Thyroid Gland
    anatomy A highly vascularized endocrine gland consisting of two lobes joined by a thin band of tissue with one lobe on each side of the TRACHEA. It secretes THYROID ...
  • Tunica Intima
    anatomy The innermost coat of blood vessels, consisting of a thin lining of endothelial cells longitudinally oriented and continuous with the ...
  • Tunica Media
    anatomy The middle coat of blood vessel walls, composed principally of thin, cylindrical, smooth muscle cells and elastic tissue. It accounts for the ...
  • Umbilical Arteries
    anatomy Specialized arterial vessels in the umbilical cord. They carry waste and deoxygenated blood from the FETUS to the mother via the PLACENTA. In ...
  • Umbilical Cord
    anatomy The flexible rope-like structure that connects a developing FETUS to the PLACENTA in mammals. The cord contains blood vessels which carry ...
  • Umbilical Veins
    anatomy Venous vessels in the umbilical cord. They carry oxygenated, nutrient-rich blood from the mother to the FETUS via the PLACENTA. In humans, ...
  • Uterine Artery
    anatomy A branch arising from the internal iliac artery in females, that supplies blood to the uterus.
  • Vasa Nervorum
    anatomy Blood vessels supplying the nerves.
  • Vasa Vasorum
    anatomy Nutrient blood vessels which supply the walls of large arteries or veins.
  • Vasomotor System
    anatomy The neural systems which act on VASCULAR SMOOTH MUSCLE to control blood vessel diameter. The major neural control is through the sympathetic ...
  • Veins
    anatomy The vessels carrying blood away from the capillary beds.