Mindblown: a blog about philosophy.

  • Pollen count

    A figure which shows the amount of pollen in a sample of air.  

  • Politzer bag

    A rubber bag which is used to blow air into the middle ear to unblock: a Eustachian tube [Described 1863. After Adam Politzer (1835-1920), Professor of Otology in Vienna, Austria.] A soft rubber bag with a rubber tip for inflating the middle ear by increasing the pressure in the nasopharynx. A device designed to create…

  • Poliovirus

    A virus which causes poliomyelitis. Organism that causes poliomyelitis. One of a small group of RNA containing viruses causing poliomyelitis. They are included within the picornavirus group. The etiological agent of poliomyelitis, separable into three serotypes based on the specificity of the neutralizing antibody. The three serotypes are types I, II, and III. A virus…

  • Polioencephalomyelitis

    Polioencephalitis which also affects the spinal cord. Any virus infection of the central nervous system affecting the gray matter of the brain and spinal cord. Rabies is the outstanding example. Inflammation of the gray matter of the brain and spinal cord.  

  • Polioencephalitis

    A type of viral encephalitis, an inflammation of the grey matter in the brain caused by the same virus as poliomyelitis. A virus infection of the brain, causing particular damage to the gray matter of the cerebral hemispheres and the brainstem. The infection is usually transmitted to man by the bite of a mosquito or…

  • Pole

    The end of an axis. The end of a rounded organ, e.g. the end of a lobe in the cerebral hemisphere. The extremity of any axis about which forces acting on it are symmetrically disposed. In the realm of magnets, there exists a distinct territory characterized by its inherent polarity, be it the alluring domain…

  • Polar body

    A small cell which is produced from an oocyte but does not, develop into an ovum. One of the small cells produced during the formation of an ovum from an oocyte that does not develop into a functional egg cell. A small nonfunctional cell produced in oogenesis resulting from the divisions of the primary and…

  • Poisons act

    In the UK, one of several Acts of Parliament which regulate the making, prescribing and selling of drugs, e.g. the Pharmacy and Poisons Act 1933, Misuse of Drugs Act 1971, or Poisons Act 1972.  

  • Poisonous gas

    A gas which can kill or can make someone ill.  

  • Poisonous

    Referring to a substance which is full of poison or which can kill or harm.  

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