EMBRIOLOGIA DEL OJO HUMANO EBOOK

2 Nov Embriologia del ojo humano pdf – File size: Kb Version: Date added: 29 Sep Price: Free Operating systems: Windows. 6 Feb Embriología humana. El conocimiento del desarrollo prenatal del ser humano resulta de gran impor-tancia para poder comprender. Scribd is the world’s largest social reading and publishing site.

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Add a personal note: Present to your audience Start remote presentation. Occasionally embriklogia artery may not fully regress, resulting in the condition persistent hyaloid artery, more commonly, small remnants of the artery may remain. Ground substance slows the spread of pathogens, not all types of CT are fibrous. Send this link to let others join your presentation: The vitreous body lies at the back of the eyebetween the lens embriologia del ojo humano the retina.

Send the link below via email or IM Copy. In plants, animals, and some protists, the zygote will begin to divide by mitosis to produce a multicellular organism, the result of this process is an embryo.

Non-ciliated epithelium can also possess microvilli, pseudostratified columnar epithelium, can be ciliated or non-ciliated.

Similarly, the gel may liquefy, a known embriologia del ojo humano synaeresis, allowing cells.

Embriología del ojo – WikiVisually

Delete comment or cancel. Connective tissue proper consists of connective tissue and dense connective tissue Special connective tissue consists of reticular embriologia del ojo humano tissue, adipose tissue, cartilage, bone. Blood and lymph lack the fiber component, all are immersed in the body water. Characteristics of CT, Cells are spread through an extracellular fluid, ground substance – A clear, colorless, and viscous fluid containing embriologia del ojo humano and proteoglycans to fix the body water and the collagen fibers in the intercellular spaces.

These cones are very densely packed, starting at the outskirts of the fovea, however, rods gradually appear, and the absolute density of cone receptors progressively decreases. Stratified epithelium differs from simple epithelium in that it is multilayered and it is embriologua found where body linings have to withstand mechanical or chemical insult embdiologia that layers can be abraded and lost without exposing embriooogia layers.

Embriologia del ojo y oido by Raul Hurtado on Prezi

The forebrain, the midbrain, and hindbrain are the three portions of the brain during early development of the central nervous system. It does not adhere to the retina, except at the optic disc and the ora serrata, at the Wieger-band.

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The embriologia del ojo humano and arrangement of the layers are highly species-specific, however. Simple cuboidal, these cells may have secretory, absorptive, or excretory functions, examples include small collecting ojl of kidney, pancreas and salivary gland.

Creating downloadable prezi, be patient. As the embriologoa embriologia del ojo humano in positive accommodation, its volume increases and this results in compression of ejbriologia hyaloid canal, so embriologia del ojo humano the volume of the eye remains constant. Epithelial cell infected with Chlamydia pneumoniae.

Invited audience members will follow you as you navigate and present People invited to a presentation do not need a Prezi account This link expires 10 minutes after you close the presentation A maximum of 30 users can follow your presentation Learn more about this pjo in our knowledge base article. The iris is a structure, consisting mainly of smooth muscle. When narrow, the diameter is 2 to 4 millimeters, in the dark it will be the same embriologia del ojo humano first, but will approach the maximum distance for a wide pupil 3 to 8 mm.

The cerebrum consists of the cortex, underlying white matter. Please log in to add your comment. Epithelial tissues line the cavities and surfaces of blood vessels and embriologia del ojo humano throughout the body, there are three principal shapes of epithelial cell, squamous, columnar, and cuboidal. Blausen Eye Anatomy A complete spontaneous abortion at about 6 weeks from embrilogiai. A posterior remnant may be seen where the left the optic disc. Present to your audience.

Cancel Reply 0 characters used from the allowed. Houston, we have a problem! Three Main Layers of the Eye. Illu connective tissues 2. Please log in to add your comment.

Cuboidal epithelium has cells whose embrillogia and width are approximately the same, columnar epithelium has cells taller than they are wide. An embryo is called a fetus at an advanced stage of development.

Embriología del ojo

The vitreous potassium concentration rises so predictably within the hours, days and weeks after death and its composition is similar to that of the cornea, but the vitreous contains very few cells. Constrain to simple back and forward steps.

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The human eye The pupil is the central transparent area showing as black. The three principal shapes associated with epithelial cells are—squamous, cuboidal and columnar, squamous epithelium has cells that are wider than their embriologia del ojo humano. The ciliated type is called embriologia del ojo humano epithelium as it is almost exclusively confined to the larger respiratory airways of the nasal cavity, trachea.

Different characteristics embriolpgia glands of the body. Creating downloadable prezi, be patient. All glands are made up of epithelial cells, functions of epithelial cells include secretion, selective absorption, protection, transcellular transport, and sensing.

In general, simple epithelial tissues are classified by the shape of their cells, the four major classes of simple epithelium enbriologia, simple squamous, simple cuboidal, simple columnar, pseudostratified. As a sense organ, the mammalian eye allows vision. Cells flatten embriologia del ojo humano the layers become more apical, though in their most basal layers the cells can be squamous, stratified embriologia del ojo humano can have hunano following specializations, The basic cell types are squamous, cuboidal, and columnar classed by their shape 7.

Reset share links Resets both viewing and editing links coeditors shown below are not affected. Simple columnar, cells can be secretory, absorptive, or excretory, Simple columnar epithelium can be ciliated or non-ciliated, ciliated columnar is found in the reproductive tract.

At this stage the pupils do not remain completely still, therefore may humqno to oscillation, the constriction of the pupil and near vision are closely tied. Cyclopia and defective axial patterning in mice lacking sonic hedgehog gene function. Tejido conjuntivo — Connective tissue is one of the embriologia del ojo humano types of biological tissue that supports, connects or separates different types of tissues and organs in the body.

This is the thickest part of the retina, the dl is located in a embriologia del ojo humano avascular zone and receives most of its oxygen from the vessels in the choroid, which is across the retinal pigment epithelium and Bruchs membrane.