The mammillae ( the cone-shaped structures in the mammillary layer which make up the base of each eggshell unit ) are formed by wedge-shaped crystals.
22.
Elongatoolithid eggshells are made up of two layers : The inner layer, called the mammillary layer or the cone layer, is made up of radiating calcite crystals.
23.
Using magnetic resonance imaging ( MRI ), the scientists discovered that people with sleep apnea have mammillary bodies that are about 20 percent smaller, particularly on the left side.
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The innermost layer ( the mammillary layer ) makes up one-fourth of the eggshell's thickness, and has an abrupt but wavy boundary with the continuous layer.
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In addition, cells located in the horizontal limb of the diagonal band project massively to the pars posterior of the medial mammillary nucleus, the ventral tegmental area, and amygdala.
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The mammillotegmental fasciculus emerges from the principal mammillary fasciculus of the mammillary body and travels dorsally together with the mammillothalamic tract before splitting off and turning caudally to enter the spinal column.
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The mammillotegmental fasciculus emerges from the principal mammillary fasciculus of the mammillary body and travels dorsally together with the mammillothalamic tract before splitting off and turning caudally to enter the spinal column.
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Mammillary body atrophy is present in a number of other conditions, such as colloid cysts in the third ventricle, Alzheimer s disease, schizophrenia, heart failure, and sleep apnea.
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The outer layer, called the columnar layer ( or squamatic zone, so named because of the peculiar texture of the layer ), is twice as thick as the inner mammillary layer.
30.
Characteristics of the neuropathology are varied, but generally consist of bilaterally symmetrical midline lesions of brainstem areas, including the mammillary bodies, thalamus, periaqueductal region, hypothalamus, and the cerebellar vermis.