Palmaris longus muscle

The palmaris longus is seen as a small tendon between the flexor carpi radialis and the flexor carpi ulnaris, although it is not always present. The muscle is absent in about 14 percent of the population; however, this number varies greatly in African, Asian, and Native American populations. Absence of this muscle does not have an effect on grip strength.

The palmaris longus muscle can be palpated by touching the pads of the fifth finger and thumb whilst flexing the wrist. The tendon, if present, will be visible in the midline of the anterior wrist.

Structure

It is a slender, fusiform muscle, lying on the medial side of the flexor carpi radialis.

It arises from the medial epicondyle of the humerus by the common flexor tendon, from the intermuscular septa between it and the adjacent muscles, and from the antebrachial fascia.

It ends in a slender, flattened tendon, which passes over the upper part of the flexor retinaculum, and is inserted into the central part of the flexor retinaculum and lower part of the palmar aponeurosis, frequently sending a tendinous slip to the short muscles of the thumb.

Longus

Longus, sometimes Longos (Greek: Λόγγος), was the author of an ancient Greek novel or romance, Daphnis and Chloe. Nothing is known of his life; it is assumed that he lived on the isle of Lesbos (setting for Daphnis and Chloe) during the 2nd century AD .

It has been suggested that the name Longus is merely a misinterpretation of the last word of Daphnis and Chloe's title Λεσβιακῶν ἐρωτικῶν λόγοι ("story of a Lesbian romance", "Lesbian" for "from Lesbos island") in the Florentine manuscript; Seiler also observes that the best manuscript begins and ends with λόγου (not λόγγου) ποιμενικῶν. If his name was really Longus, he was probably a freedman of some Roman family which bore that name as a cognomen.

See also

Other ancient Greek novelists:

  • Chariton - The Loves of Chaereas and Callirhoe
  • Xenophon of Ephesus - The Ephesian Tale
  • Achilles Tatius - Leucippe and Clitophon
  • Heliodorus of Emesa - The Aethiopica
  • External links

  • Media related to Longus at Wikimedia Commons
  • Works by Longus at Project Gutenberg
  • Podcasts:

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    Here’s a bit more about third eyelids in animals and even humans

    The Lewiston Tribune 16 Mar 2025
    Nictitating membranes are a prominent part of the eye in some animals ... Humans have not been known to have a third eyelid per se ... That tendon is part of the palmaris longus muscle, a very weak wrist flexor which we don’t need any longer ... .
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