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  2. Apr 3, 2024 · Robert Remak was a German embryologist and neurologist who discovered and named (1842) the three germ layers of the early embryo: the ectoderm, the mesoderm, and the endoderm. He also discovered nonmedullated nerve fibres (1838) and the nerve cells in the heart (1844) called Remak’s ganglia, and he.

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  3. 13 November 1942. Auschwitz, Poland. Summary. Robert Remak was a German mathematician. He worked in group theory as well as algebraic number theory, mathematical economics and geometry of numbers. He died in Auschwitz. View one larger picture. Biography.

  4. Jan 1, 2017 · In neurohistology Remak discovered the initial segment of the axon and differentiated between myelinated and nonmyelinated nerve fibers (1837/1838). He also described the ganglia of the nerves in the heart muscle (1839) and in other organs, both in humans and in animals.

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  5. A neurologist, physiologist, and embryologist, Remak was the first to observe the fungal changes causing the disease of favus; however, he gave credit for the discovery to Professor Johann Schönlein and denied all attempts by others to credit him with the discovery by calling them a mistake.

  6. www.wikiwand.com › en › Robert_RemakRobert Remak - Wikiwand

    He is best known for reducing Karl Ernst von Baer 's four germ layers to three: the ectoderm, mesoderm, and endoderm. He also discovered unmyelinating Schwann cells that surround peripheral nerve fibres, now named Remak cells, and the nerve cells in the heart sometimes called Remak's ganglia.

  7. Dec 20, 2002 · In his early research in Müller's laboratory, Remak studied the microscopic anatomy of the nervous system. He described the unmyelinated nerve fibers, their connection with neuronal cell bodies, and the existence of a structure rather than an empty space or fluid in the center of the myelinated nerve process.

    • David Lagunoff
    • 2002
  8. Nov 28, 2012 · He also discovered that fibers from motor neurons in the spinal cord course without interruption in the anterior roots and peripheral nerves. Later, Purkyne named these connections “axis cylinders”. Remak further showed in his thesis that sympathetic ganglia are of great importance in the functioning of the nervous system [ 2 ].

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