Month: December 2020

  • Plica

    One of the smooth folds of the synovial membrane of the joint capsule of the knee. A fold of tissue; for example, the plica sublingualis is the mucous fold in the floor of the mouth.  

  • Pleural space

    The potential space existing between the pleural surfaces. Small space between the visceral and parietal layers of the pleura. The potential space between the visceral and parietal pleura. In some diseases and conditions the space fills with air, blood, lymph, or malignant tumors. Air in the pleural space is called pneumothorax. Blood in the space…

  • Pleurae

    Paired, closed sacs that invest nearly the whole surface of the lungs.  

  • Plethysmograph

    An instrument used to determine the amount of blood present or passing through an organ.  

  • Plenary

    Complete power or jurisdiction over a designated matter.  

  • Pleiotrophy

    A condition in which more than one trait is influenced by a single gene.  

  • Pleasure centers

    The areas of the brain where stimulation results in pleasurable sensations.  

  • Plea in abatement

    In law, an objection by the defense as to the time, place, or method of the plaintiff’s claim, without disputing the validity of the claim.  

  • Pleadings

    Formal papers filed in court action in which a complaint by the plaintiff or the defendant is outlined as to what is alleged on one side and admitted to or denied on the other side.  

  • Platonic

    Platonic

    The close association between two people that does not include a sexual relationship.