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Synonyms

medulla oblongata

American  

noun

Anatomy.
medulla oblongatas, plural medullae oblongatae plural
  1. the lowest or hindmost part of the brain, continuous with the spinal cord.


medulla oblongata British  
/ ˌɒblɒŋˈɡɑːtə /

noun

  1. the lower stalklike section of the brain, continuous with the spinal cord, containing control centres for the heart and lungs

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

medulla oblongata Scientific  
/ ŏb′lông-gätə /
medulla oblongatas plural
  1. The lowermost portion of the brainstem in humans and other mammals. It is important in the reflex control of involuntary processes, including respiration, heartbeat, and blood pressure.


Other Word Forms

Noun Inflected Forms

Etymology

Origin of medulla oblongata

1670–80; < New Latin: the long medulla

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The library nearly resembles the shape of a brain, with the entrance being the medulla oblongata and the robust flooring as the cerebellum.

From Los Angeles Times • Jan. 6, 2023

Neural mechanisms include the cardiovascular centers in the medulla oblongata, baroreceptors in the aorta and carotid arteries and right atrium, and associated chemoreceptors that monitor blood levels of oxygen, carbon dioxide, and hydrogen ions.

From Textbooks • Jun. 19, 2013

For example, the sight, smell, and taste of food initiate long reflexes that begin with a sensory neuron delivering a signal to the medulla oblongata.

From Textbooks • Jun. 19, 2013

The paired vertebral arteries join together to form the large basilar artery at the base of the medulla oblongata.

From Textbooks • Jun. 19, 2013

As the vaso-motor centre in the medulla oblongata is also stimulated, as well as the contractions of the heart, there is thus trebly caused a very great rise in the blood-pressure.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various

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