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Biological: Behavioural genetics · Evolutionary psychology · Neuroanatomy · Neurochemistry · Neuroendocrinology · Neuroscience · Psychoneuroimmunology · Physiological Psychology · Psychopharmacology (Index, Outline)
| Orbit (anatomy) | ||
|---|---|---|
 | ||
| The seven bones which articulate to form the orbit. | ||
| Latin | ' | |
| Gray's | subject #46 188 | |
| System | ||
| MeSH | A02.835.232.781.324.690 | |
 | ||
| Medial wall of left orbit. | ||
In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated.
It can also mean the skin which surrounds the eye of a bird.
Contents[]
- Extraocular muscles
- Nerves: cranial nerves II, III, IV, V, and VI
- Blood vessels
- Fat
Bones[]
In humans, seven bones make up the bony orbit:
- Frontal bone
- Zygomatic bone
- Maxillary bone
- Sphenoid bone
- Ethmoid bone
- Palatine bone
- Lacrimal bone
Foramina and openings[]
- Optic foramen
- Superior orbital fissure
- Inferior orbital fissure
- Anterior ethmoid foramen
- Posterior ethmoidal foramen
- Infraorbital foramen
- Supraorbital foramen
- Naso-lacrimal canal opening
- Zygomatic orbital foramen
External links[]
- eMedicine oph/2 - "Arterial Supply, Orbit"
- SUNY Labs 29:os-0501
- Interactive tutorial at anatome.ncl.ac.uk
- Diagram at umich.edu
de:Orbita fr:Orbite (anatomie) nl:Orbita fi:Silmäkuoppa
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