Wishing to contribute to an easier remembrance of the name, shape, location and function of some neuroanatomical structures, this paper aims to identify the origin of eight Latin terms (pulvinar, capsula, infundibulum, operculum, flocculus, forceps, falx, habenula). Therefore, we analyzed the etymology of these Latin neuroanatomical terms in brief, and searched the possible correlations between the shape of different household objects used in Roman Antiquity and the shape of neuroanatomical structures bearing those names. We also perused the literature to identify the first anatomist who made such an analogy when searching to give a name to the anatomical structure he had discovered at dissection, as well as the time context of his discovery. We found knowledge of few neuroanatomical structures tracing their origin to Antiquity, but most of the nervous structures we have studied were discovered in the 19th century, when the German school of anatomy played a distinctive part. However, the multitude of Latin words designating neuroanatomical structures by analogy is an undeniable proof of neuroanatomists' amazing imagination.
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http://dx.doi.org/10.1016/j.aanat.2015.07.001 | DOI Listing |
Curr Med Imaging
January 2025
Department of Radiology, Beijing Friendship Hospital, Capital Medical University, No. 95, Yong An Road, Xicheng District, Beijing 100050, China.
Background: The neuroanatomical basis of white matter fiber tracts in gait impairments in individuals suffering from Parkinson's Disease (PD) is unclear.
Methods: Twenty-four individuals living with PD and 29 Healthy Controls (HCs) were included. For each participant, two-shell High Angular Resolution Diffusion Imaging (HARDI) and high-resolution 3D structural images were acquired using the 3T MRI.
Sisli Etfal Hastan Tip Bul
December 2024
Department of Neurosurgery, Yeditepe University Faculty of Medicine, Istanbul, Türkiye.
Objectives: To describe a novel technique for dissecting cadaver brains without damaging medial brain structures and surfaces, ensuring preservation for neuroanatomical study and training.
Methods: Ten adult cadaveric brains were dissected using the supracerebellar suprapineal approach under an operative microscope with 6x to 40x magnification. This approach allowed for the separation of the brain into two hemispheres while providing direct visualization of the third ventricle and preserving midline structures.
Neuroimage
January 2025
Department of Genetics, Harvard Medical School, Boston, MA, USA; Department of Pathology, Brigham and Women's Hospital, Boston, MA, USA. Electronic address:
Left-right asymmetry of the human brain is widespread through its anatomy and function. However, limited microscopic understanding of it exists, particularly for anatomical asymmetry where there are few well-established animal models. In humans, most brain regions show subtle, population-average regional asymmetries in thickness or surface area, alongside a macro-scale twisting called the cerebral petalia in which the right hemisphere protrudes anteriorly past the left.
View Article and Find Full Text PDFJ Affect Disord
January 2025
Department of Child and Adolescent Psychiatry, Affiliated Brain Hospital, Guangzhou Medical University, Guangzhou, China; The First School of Clinical Medicine, Southern Medical University, Guangzhou, China; Key Laboratory of Neurogenetics and Channelopathies of Guangdong Province and the Ministry of Education of China, Guangzhou Medical University, Guangzhou, China; Guangdong Engineering Technology Research Center for Translational Medicine of Mental Disorders, Guangzhou, China. Electronic address:
Background: Early-onset major depressive disorder (EO-MDD) is characterized by its significant heterogeneity, hindering progress in research. Traditional case-control studies, like group-level structural covariance network, struggle to capture individual heterogeneity among EO-MDD patients.
Methods: In this study, T1-weighted structural magnetic resonance imaging was obtained from 185 participants, including 103 EO-MDD patients and 82 healthy controls.
JAMA Netw Open
December 2024
Department of Psychological and Brain Sciences, Washington University in St Louis, Missouri.
Importance: The extent to which neuroanatomical variability associated with early substance involvement, which is associated with subsequent risk for substance use disorder development, reflects preexisting risk and/or consequences of substance exposure remains poorly understood.
Objective: To examine neuroanatomical features associated with early substance use initiation and to what extent associations may reflect preexisting vulnerability.
Design, Setting, And Participants: Cohort study using data from baseline through 3-year follow-up assessments of the ongoing longitudinal Adolescent Brain Cognitive Development Study.
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