• Injuries or diseases affecting the middle portion of the medulla may result in medial medullary syndrome, which is characterized by partial paralysis of the opposite side of the body, loss of the senses of touch and position, or partial paralysis of the tongue . (britannica.com)
  • Injuries or disease of the lateral medulla may cause lateral medullary syndrome, which is associated with a loss of pain and temperature sensations, loss of the gag reflex , difficulty in swallowing , vertigo , vomiting , or loss of coordination. (britannica.com)
  • No effect was observed after injections were given into the ventral, ventral lateral medulla, or other medullary regions. (biomedsearch.com)
  • In the medulla oblongata , the arcuate nucleus is a group of neurons located on the anterior surface of the medullary pyramids. (wikia.org)
  • There are long nerve pathways that transmit information between the body and the brain- and because many of these pathways cross over to the opposite side in the medulla- this unique pattern of symptoms is characteristic of medullary stroke. (verywellhealth.com)
  • The fossa is bounded on either side by the inferior cerebellar peduncle , which connects the medulla to the cerebellum . (omicsgroup.org)
  • Firstly, RT-PCR revealed that mRNA of NDRG2 was detected in the human brain regions of fetuses at 16-28 GWs such as medulla oblongata (MdO), mesencephalon (MeE), cerebellum (Cbl), frontal lobe (Fr), ventricular (VZ)/subventricular zone (SVZ) and hippocampus (hip), and the expressions of NDRG2 mRNA in these human fetal brain regions were increased with gestational maturation. (edu.au)
  • The perikarya or cell bodies in these nuclei are the second-order neurons of the posterior column-medial lemniscus pathway , and their axons, called the internal arcuate fibers or fasciculi, decussate from one side of the medulla to the other to form the medial lemniscus . (omicsgroup.org)
  • Other activities of neurons in the medulla include control of movement, relay of somatic sensory information from internal organs, and control of arousal and sleep . (britannica.com)
  • We have recently shown that sensory vagal and somato-sensory (sciatic nerve) inputs converge in neurons of the rostral ventrolateral medulla oblongata, which was implicated in adjusting visceral activities to changing somatic performances. (gla.ac.uk)
  • The medulla contains the cardiac , respiratory , vomiting and vasomotor centers and therefore deals with the autonomic (involuntary) functions of breathing , heart rate and blood pressure . (omicsgroup.org)
  • The medulla contains the cardiac, vasomotor, and respiratory centers of the brain. (thefreedictionary.com)
  • denoting a region in the medulla of the brain (the vasomotor center ) that regulates blood pressure by controlling reflex alterations in the heart rate and the diameter of the blood vessels, in response to stimuli from receptors in the circulatory system or from other parts of the brain. (encyclopedia.com)
  • The lower part of the medulla, immediately lateral to the cuneate fasciculus, is marked by another longitudinal elevation known as the tuberculum cinereum . (omicsgroup.org)
  • renal medulla the inner part of the substance of the kidney, composed chiefly of collecting tubules , and organized into a group of structures called the renal pyramids . (thefreedictionary.com)
  • A stroke of the medulla oblongata interferes with vital nerve messages and can result in a number of serious problems, such as paralysis on one or both sides of the body, double vision and coordination problems. (verywellhealth.com)
  • v. centre a collection of nerve cells in the medulla oblongata that brings about reflex changes in the rate of the heartbeat and in the diameter of blood vessels, so that the blood pressure can be adjusted. (encyclopedia.com)
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  • Journal Article] Decreased regional cerebral blood flow in the bilateral thalami and medulla oblongata determined by an easy Z-score (eZIS) analysis of 99mTc-ECD-SPECT images in a case of MM2-thalamic-type sporadic Creutzfeldt-Jakob disease. (nii.ac.jp)
  • The word bulbar can refer to the nerves and tracts connected to the medulla, and also by association to those muscles innervated , such as those of the tongue , pharynx and larynx . (omicsgroup.org)
  • In 1985 Jannetta [ref. 7 in the article of the authors] demonstrated a pulsatile compression of the left rostroventrolateral medulla (RVLM) in 51 of 53 patients undergoing MVD for TN or HFS and with essential hypertension. (springer.com)