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The anterior fontanelle (bregmatic fontanelle, frontal fontanelle) is the largest fontanelle, and is placed at the junction of the sagittal suture, coronal suture, and frontal suture; it is lozenge-shaped, and measures about 4 cm in its antero-posterior and 2.5 cm in its transverse diameter. The fontanelle allows the skull to deform during ...
When the ICP is elevated the following symptomes may occur: vomiting, visual disturbance, bulging of the anterior fontanel, altered mental status, papilledema and headache. [ 29 ] The main risks of prolonged elevated intracranial pressure may include cognitive impairment and impaired vision through prolonged papilledema [ 17 ] and subsequent ...
During birth, fontanelles enable the bony plates of the skull to flex, allowing the child's head to pass through the birth canal. The ossification of the bones of the skull causes the anterior fontanelle to close over by 9 to 18 months. [3] The sphenoidal and posterior fontanelles close during the first few months of life.
Chrysopsinae is an insect subfamily in the family Tabanidae commonly known as deer flies or sheep flies and are bloodsucking insects considered pests to humans and cattle. [3] They are large flies with large brightly-coloured compound eyes, and large clear wings with dark bands. [4] They are larger than the common housefly and smaller than the ...
They are large flies with large brightly coloured compound eyes, and large clear wings with dark bands. [2] They are larger than the common housefly and smaller than the horse-fly. There are 250 species of deer fly in the genus Chrysops. Their distribution is worldwide, though they have not been reported in Iceland, Greenland, or Hawaii. [3]
Tabanidae—horse and deer flies The Brachyceran infraorder Tabanomorpha is a small group that consists primarily of two large families, the Tabanidae (horse and deer flies) and Rhagionidae (snipe flies), and an assortment of very small affiliated families, most of which have been (or could be, or sometimes are) included within the Rhagionidae.
Loa loa is transmitted by several species of tabanid flies. Although horseflies of the genus Tabanus are often mentioned as vectors, the two most prominent vectors are from the tabanid genus Chrysops—C. dimidiata and C. silacea. These species exist only in Africa and are popularly known as deer flies or mango flies. [7]
The mesonotum and the scutellum are glossy black with yellow-brown hairs. The compound eyes have red and green reflections, with dark spots. The transparent wings have dark brown patches, located at the top and at the centre of each wing. The abdomen shows distinct black inverted-V marking (hence the common name of "splayed" deer fly).