Arises from the vestibular nuclei See Vestibular nuclei, Vestibular system
Category Archives: Uncategorized
Vestibular system
A sensory system that detects position and motion (specifically acceleration of the head), and which is a crucial organ of balance. It is comprised of bilateral semicircular canals, the utricles and otoliths, all located in the inner ear, and includes the vestibular ganglion, and the vestibular nuclei in the brain stem as well as the medially …
Vestibulo-ocular reflex (VOR)
See Vestibular system
Vestibular nuclei
See Deep cerebellar nuclei, Purkinje cells, Vestibular system, Vestibulospinal tract
Vestibular labyrinths
Also called the inner ear, and buried deep in the temporal bone, they are part of the membraneous labyrinths that include the two otolith organs (the utricle and saccule) and the semicircular canals. See Moro response, Otoliths, Vestibular system
Very (or extremely) preterm birth
The live birth of an infant with a gestational age of 32 weeks or less. See Cerebral (or intracerebral) haemorrhage, Developmental risks, Kangaroo-care, Preterm birth, Preterm infant
Vesicles
See Acetylcholine (AcH), Alveoli, Boutons, Cochlea, Cytoskeleton, Endoplasmic reticulum (ER), Golgi apparatus (body or complex or organ), Lysosomes, Mesencephalon, Metencephalon, Mitochonderia, Neural tube, Neurotransmitters, Organelles, Synapse
Vertex presentations
About two-thirds of newborns are born in the left vertex position during the last 3 to 4 weeks of a full term pregnancy, with the most common ones being left anterior occiput (LOA) or transverse (LOT). The 2:1 ratio between left and right vertex presentations complies with that for left and right head position preferences …
Vernacular (or community) literacies
Literacy practices that are rooted in everyday life and communities, and which are usually less visible and less valued than the more dominant practices of powerful institutions such as school. An example is ‘cooking literacy’ following a recipe, adapting it, copying it from a friend or the television, and so on. See Critical literacy, Literacy, Personal …
Vernix caseosa
A fatty substance consisting of epithelial cells and sebaceous matter that covers the skin of the fetes during late gestation.