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14 lip 2018 · 1) The orbit is divided into 4 main spaces: subperiosteal, peripheral/anterior/extraconal, central/intraconal, and sub-tenon's. 2) Each space has distinct boundaries and contents, and different types of tumors typically arise in the various spaces.
- Anatomy OF ORBIT
The orbit develops around the eyeball from cranial neural...
- Orbit Anatomy and Surgical Spaces
Key points include: - The orbit is a quadrangular pyramid...
- Anatomy OF ORBIT
21 sie 2015 · The orbit develops around the eyeball from cranial neural crest cells. The bones that make up the orbital walls differentiate during the third month in utero and undergo ossification through both endochondral and membranous processes. The shape and size of the orbit changes with age.
24 wrz 2019 · Key points include: - The orbit is a quadrangular pyramid situated between the anterior cranial fossa and maxillary sinus. - Structures passing through openings in the orbital walls include cranial nerves, vessels, and the optic nerve. - The orbit contains extraocular muscles, fat, and other connective tissues divided into anatomical spaces.
26 lip 2014 · Humans in Space. Before humans monkeys were sent into space: • it was cheaper • to learn the biological effects of space travel • the first monkey astronaut was Albert, who in 1948 rode to over 63 km on a V2 rocket. Albert however, died of suffocation during the flight.
Download ppt "Humans in Space SPACE." Similar presentations. Learning Goals To be able to explain how humans function in space.
2 lut 2010 · Humans in Space A Power Point presentation prepared for 8th graders on 21 Jan 05 describing the space environment and the problems people face in low earth orbit. Human Biology in Space A Power Point presentation prepared for 10-11-12th graders on 3 Feb 05 describing the biological problems people face in low earth orbit.
30 lip 2014 · Presentation Transcript. Introduction to Orbital Mechanics. What Is an Orbit? A closed path around which a planet or satellite travels. Graphic obtained from Astronautics Primer by Jerry Sellers. • Johannes Kepler discovered in 1600s that planet orbits form ellipses, not circles. • Satellites (natural or human-made) orbit Earth as an ellipse.
