MEDULLA • DICCIONARIO INGLES.COM • Definition of Medulla

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/mɪdˈələ/ /mɪdˈulə/ Listen

noun

Medulla n.

Marrow; pith; hence, essence. (Obs.)

(Anat.) The marrow of bones; the deep or inner portion of an organ or part; as, the medulla, or medullary substance, of the kidney; specifically, the medula oblongata.

(Bot.) A soft tissue, occupying the center of the stem or branch of a plant; pith.

See medulla oblongata.

Medulla oblongata. (Anat.), the posterior part of the brain connected with the spinal cord. It includes all the hindbrain except the cerebellum and pons, and from it a large part of the cranial nerves arise. It controls very largely respiration, circulation, swallowing, and other functions, and is the most vital part of the brain; called also bulb of the spinal cord. See Brain.

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Etymology of 'Medulla'

Collaborative International Dictionary of English 0.48

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"Medulla" Quotes from Famous Books

... again," said he. "It is the great restorative. Your nerves are shaken. Some little congestion of the medulla and pons. It is always instructive to reduce psychic or emotional conditions to their physical equivalents. You feel that your anchor is still firm in a bottom ...

— Round the Red Lamp - Being Facts and Fancies of Medical Life • Arthur Conan Doyle

... his hands, swaying back and forth, muttering the autohypnotic formulas. His incantations, Tighe had called them. But they were only stylized gestures leading to conditioned reflexes deep in the medulla. Now I ...

— The Sensitive Man • Poul William Anderson

... Doctor," he said at length, "but it is a method which I would not dare to use. By applying high frequency electrical stimulations to the medulla oblongata, at the same time bathing the cerebellum with ultra-violet, it might be done, but the chances are that either death or insanity would result. ...

— Astounding Stories, February, 1931 • Various

... There are three grand divisions of the Brain, the Medulla Oblongata, the Cerebellum, and the Cerebrum; the first represents the merely animal instincts the second, the more elevated sentiments, the third, the intellectual powers. Human nature must, therefore, both in the ...

— Christianity and Greek Philosophy • Benjamin Franklin Cocker