Mindblown: a blog about philosophy.

  • Labia minora

    The smaller (minor) inside pair of labia (lips) of the vulva (the female external genitalia).

  • Labia majora

    The larger (major) outside pair of labia (lips) of the vulva (the female external genitalia).

  • Labia

    Lips, the fleshy folds that surround the opening of the mouth (oral labia) or the vagina (the labia majora and labia minora).

  • L1-L5 (lumbar vertebrae)

    The symbols L1 through L5 represent the five lumbar vertebrae. The lumbar vertebrae are situated between the thoracic vertebrae and the sacral vertebrae in the spinal column.

  • L

    Abbreviation for liter, a metric measure of capacity that, by definition, is equal to the volume of a kilogram of water at 4 degrees centigrade and at standard atmospheric pressure of 760 millimeters of mercury. The abbreviation for liter can also be written as a lower-case “l”. The word “liter” derives from the French “litre” and…

  • Kyphosis

    Outward curvature of the spine, causing a humped back. Treatment includes physical therapy and wearing a back brace, and in some cases surgery. Surgery for kyphosis may involve inserting a metal rod in the spine and restructuring some bones, and it is usually followed by wearing a back cast and then a back brace for some time.

  • KUB

    Abbreviation for kidney, ureter, and bladder.

  • Kopliks spots

    Little spots inside the mouth that are highly characteristic of the early phase of measles (rubeola). The spots look like a tiny grains of white sand, each surrounded by a red ring. They are found especially on the inside of the cheek (the buccal mucosa) opposite the 1st and 2nd upper molars. Named for the New York pediatrician Henry Koplik…

  • Kochs postulates

    In 1890 the German physician and bacteriologist Robert Koch set out his celebrated criteria for judging whether a given bacteria is the cause of a given disease. Koch’s criteria brought some much-needed scientific clarity to what was then a very confused field. Koch’s postulates are as follows: However, Koch’s postulates have their limitations and so may…

  • Kneecap

    The patella, the small bone in the front of the knee. The patella is a little (sesamoid) bone, embedded in the tendon of insertion of the quadriceps muscle. If the patella is shattered beyond repair, it can be removed in an operation called a patellectomy and sometimes replaced with prosthetic material.

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