Tag: ANATOMY

  • Thorax (arthropod anatomy)

    The thorax is the midsection (tagma) of the hexapod body (insects and entognathans). It holds the head, legs, wings and abdomen. It is also called mesosoma or cephalothorax in other arthropods. It is formed by the prothorax, mesothorax and metathorax and comprises the scutellum; the cervix, a membrane that separates the head from the thorax; and the pleuron, a lateral sclerite of the thorax. In dragonflies and damselflies the mesothorax and metathorax are fused together to form the synthorax.[1][2] In…

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  • Johann Christian Reil: The Mad Genius Who Coined “Psychiatry”

    Johann Christian Reil (1759–1813) wasn’t your average 18th-century doctor. He was the kind of guy who looked at the chaos of the human mind and thought, “You know what this needs? A whole new field of medicine.” And so, in 1808, he coined the term “psychiatry”—a word derived from the Greek psyche (soul) and iatreia (healing), meaning “the healing…

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  • Pterion and Pteron Notes

    Pterion and Pteron Notes

    The pterion is the region where the frontal, parietal, temporal, and sphenoid bones join. It is located on the side of the skull, just behind the temple. Structure The pterion is located in the temporal fossa, approximately 2.6 cm behind and 1.3 cm above the posterolateral margin of the frontozygomatic suture. It is the junction between four bones: These bones are typically joined by five cranial sutures: Clinical significance Haematoma…

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  • Phrygian cap (anatomy)

    Phrygian cap (anatomy)

    In medicine, a Phrygian cap is the folded portion of some gallbladders that resembles the Phrygian cap (a soft conical cap with the top pulled forward, associated in antiquity with the inhabitants of Phrygia, a region of central Anatolia). It is a normal anatomical variant seen in 1-6% of patients. It is caused by a fold in the gallbladder where the gallbladder fundus joins the gallbladder body. Apart from the…

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