MEDULLA OBLONGATA (medullae oblongatae)

Pronunciation (US):

(GB):

Irregular inflected form: medullae oblongatae   

 Dictionary entry overview: What does medulla oblongata mean? 

• MEDULLA OBLONGATA (noun)
  The noun MEDULLA OBLONGATA has 1 sense:

1. lower or hindmost part of the brain; continuous with spinal cord; ('bulb' is an old term for medulla oblongata)

  Familiarity information: MEDULLA OBLONGATA used as a noun is very rare.

 Dictionary entry details 

• MEDULLA OBLONGATA (noun)

Sense 1

Meaning:

Lower or hindmost part of the brain; continuous with spinal cord; ('bulb' is an old term for medulla oblongata)

Classified under:

Nouns denoting body parts

Synonyms:

bulb; medulla; medulla oblongata

Context example:

the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning

Hypernyms ("medulla oblongata" is a kind of...):

neural structure (a structure that is part of the nervous system)

Meronyms (parts of "medulla oblongata"):

respiratory center (the center in the medulla oblongata and pons that integrates sensory information about the level of oxygen and carbon dioxide in the blood and determines the signals to be sent to the respiratory muscles)

Holonyms ("medulla oblongata" is a part of...):

brain-stem; brain stem; brainstem (the part of the brain continuous with the spinal cord and comprising the medulla oblongata and pons and midbrain and parts of the hypothalamus)

 Context examples 

A brain nucleus located in the medulla oblongata.

(Dorsal Motor Nucleus, NCI Thesaurus)

The middle portion of the brainstem located between the midbrain and the medulla oblongata.

(Murine Pons, NCI Thesaurus)

The CTZ is located in the area postrema on the dorsal surface of the medulla oblongata at the caudal end of the fourth ventricle and outside the blood-brain barrier (BBB).

(Palonosetron hydrochloride, NCI Thesaurus)

It consists of the mesencephalon, pons, and medulla oblongata.

(Brain stem, NCI Thesaurus)

Outside of, or unrelated to, any medulla, especially the medulla oblongata.

(Extramedullary, NCI Thesaurus)

The largest of the three principle cisterns in the subarachnoid space which is located between the cerebellum and the medulla oblongata.

(Cisterna Magna, NCI Thesaurus)

A motor nucleus within the medulla oblongata with axons projecting to the tongue muscles.

(Nucleus of the Hypoglossal Nerve, NCI Thesaurus)

An irregularly shaped cavity in the rhombencephalon, between the medulla oblongata, the pons, and the isthmus in front, and the cerebellum behind.

(Fourth Ventricle, NLM, Medical Subject Headings)

A very slender, longitudinal column of motor neurons in the ventrolateral medulla oblongata; its efferent fibres leave with the vagus and glossopharyngeal nerve and innervate the striated muscle fibres of the pharynx (including the musculus levator veli palatini) and the vocal cord muscles of the larynx.

(Nucleus Ambiguus, NCI Thesaurus)