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    • Phalanges of the hand: Anatomy and function | Kenhub
      • There are fourteen phalanges in each hand; each of the medial four digits has three phalanges (proximal, middle and distal), while the thumb has only two (proximal and distal). The phalanges are interconnected by interphalangeal joints and vascularized via the nutrient rami to phalanges, which stem from the palmar digital arteries.
      www.kenhub.com/en/library/anatomy/the-phalanges
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  2. Sep 30, 2021 · The phalanges of the hand are the group of small bones that comprise the bony core of the digits (fingers) of the hand. Even though the phalanges are small in size, they are classified as long bones because of their structural characteristics; each phalanx consists of a shaft, distal head and a proximal base. There are fourteen phalanges in each hand; each of the medial four digits has three phalanges (proximal, middle and distal), while the thumb has only two (proximal and distal).

    • Nutrient rami from palmar digital arteries
    • 7 min
    • Proximal, middle and distal phalanges
  3. Jul 31, 2018 · Involuntary muscle spasms can happen anywhere in the body, including the hands. Twitching can last a few moments to hours. Some possible causes are nothing to worry about, but some hand twitching ...

    • Kiara Anthony
  4. Nov 27, 2019 · In the beginning stages, ALS can cause muscle twitches in the hand or arm. Over time, a person may develop muscle weakness, which can spread to other parts of the body.

  5. Muscle twitches may occur in one hand, arm or leg, or the face. Sometimes, myoclonus involves many muscles at the same time. How common is myoclonus (muscle twitch)? Everyone has involuntary muscle twitches. If you’ve ever had the hiccups, jumped from being startled or felt your body jerk as you drifted off to sleep, you’ve experienced ...

  6. Oct 25, 2021 · Muscle twitching refers to small muscle contractions in the body. Learn more about the causes and treatment here. Health Conditions ... The twitching may affect the hands, arms, or legs.

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