The midbrain or mesencephalon is the uppermost portion of the brainstem connecting the diencephalon and cerebrum with the pons. It consists of the cerebral...
17 KB (1,997 words) - 09:22, 30 March 2025
The midbrain is anatomically delineated into the tectum (roof) and the tegmentum (floor). The midbrain tegmentum extends from the substantia nigra to the...
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Midbrain activation is a pseudoscientific training method claiming to allow the development of blind vision and to improve memory and concentration. The...
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Tegmentum (section Midbrain tegmentum)
brainstem. The tegmentum is the ventral part of the midbrain and the tectum is the dorsal part of the midbrain. It is located between the ventricular system...
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Isthmic organizer (redirect from Midbrain-hindbrain boundary)
also known as the midbrain−hindbrain boundary (MHB), is a secondary organizer region that develops at the junction of the midbrain and metencephalon (embryonic...
6 KB (690 words) - 19:56, 3 January 2024
Parinaud's syndrome (redirect from Dorsal midbrain syndrome)
a constellation of neurological signs indicating injury to the dorsal midbrain. More specifically, compression of the vertical gaze center at the rostral...
8 KB (762 words) - 02:58, 12 March 2023
The cerebral aqueduct (aqueduct of the midbrain, aqueduct of Sylvius, Sylvian aqueduct, mesencephalic duct) is a small, narrow tube connecting the third...
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Raphe nuclei (redirect from Midbrain raphe nuclei)
formation Nucleus raphe pontis Nucleus centralis inferior Raphe nuclei of the midbrain reticular formation Nucleus centralis superior (median raphe nucleus) Nucleus...
17 KB (1,885 words) - 12:17, 30 March 2025
Weber's syndrome (redirect from Medial midbrain syndrome)
also known as midbrain stroke syndrome or superior alternating hemiplegia, is a form of stroke that affects the medial portion of the midbrain. It involves...
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formed as primary brain vesicles. These vesicles form the future forebrain, midbrain, and hindbrain. The three vesicles need to develop further into five brain...
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dopaminergic neurons form a semi-continuous population extending from the midbrain through the forebrain, with eleven named collections or clusters among...
8 KB (993 words) - 20:32, 10 April 2025
forebrain (prosencephalon, subdivided into telencephalon and diencephalon), midbrain (mesencephalon) and hindbrain (rhombencephalon, subdivided into metencephalon...
133 KB (15,771 words) - 23:06, 22 May 2025
dorsal longitudinal fasciculus (DLF) is a distinctive nerve tract in the midbrain. It extends from the hypothalamus rostrally to the spinal cord caudally...
6 KB (538 words) - 19:31, 16 March 2025
either side of the midbrain and are the frontmost part of the midbrain, and act as the connectors between the rest of the midbrain and the thalamic nuclei...
7 KB (595 words) - 11:01, 22 February 2025
Pretectal area (category Midbrain)
In neuroanatomy, the pretectal area, or pretectum, is a midbrain structure composed of seven nuclei and comprises part of the subcortical visual system...
19 KB (2,168 words) - 22:39, 30 May 2024
The oculomotor nerve is derived from the basal plate of the embryonic midbrain. Cranial nerves IV and VI also participate in control of eye movement....
11 KB (1,243 words) - 09:38, 16 October 2024
the display of emotions. Vesicles of the forebrain (prosencephalon), the midbrain (mesencephalon), and hindbrain (rhombencephalon) are the three primary...
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Red nucleus (category Midbrain)
The red nucleus or nucleus ruber is a structure in the rostral midbrain involved in motor coordination. The red nucleus is pale pink, which is believed...
8 KB (867 words) - 20:58, 23 May 2025
other primary vesicles (forebrain and midbrain) occur at 28 days after conception. With the exception of the midbrain, these primary vesicles undergo further...
5 KB (344 words) - 03:31, 21 May 2025
Periaqueductal gray Rostral interstitial nucleus of medial longitudinal fasciculus Midbrain reticular formation Dorsal raphe nucleus Red nucleus Ventral tegmental...
19 KB (1,385 words) - 07:06, 21 May 2025
junction of the midbrain and diencephalon (the midbrain-diencephalic junction). Thus, the terminology changes at either side of the midbrain-diencephalic...
14 KB (1,610 words) - 14:35, 12 December 2024
(embryonic prosencephalon). It is situated between the telencephalon and the midbrain (embryonic mesencephalon). The diencephalon has also been known as the...
5 KB (452 words) - 17:50, 22 June 2024
spans from the lower end of the medulla oblongata to the upper end of the midbrain. The neurons of the reticular formation make up a complex set of neural...
60 KB (5,931 words) - 15:14, 29 January 2025
Periaqueductal gray (category Midbrain)
matter located around the cerebral aqueduct within the tegmentum of the midbrain. It projects to the nucleus raphe magnus, and also contains descending...
11 KB (1,060 words) - 14:46, 9 February 2025
ventral/anterior portion of periaqueductal gray of the mesencephalon (midbrain). It contains the interstitial nucleus of Cajal, responsible for oculomotor...
11 KB (1,041 words) - 05:18, 7 January 2025
pretectal nuclei in the midbrain. Studies have failed to demonstrate a focal localising lesion. Research has implicated the rostral midbrain in the vicinity of...
9 KB (993 words) - 16:05, 9 September 2024
the midbrain and pons on midsagittal MRI images.In healthy individuals, the midbrain and pons are proportionally sized, but in PSP-RS, the midbrain undergoes...
67 KB (7,235 words) - 21:46, 22 May 2025
visual hallucinations that were suggestive of localized damage to the midbrain and pons. After other similar case studies were published, this syndrome...
11 KB (1,353 words) - 11:22, 24 February 2025
Duret haemorrhages are small linear areas of bleeding in the midbrain and upper pons of the brainstem. They are caused by a traumatic downward displacement...
6 KB (598 words) - 03:56, 12 May 2024