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Individual differences |
Methods | Statistics | Clinical | Educational | Industrial | Professional items | World psychology |
Biological: Behavioural genetics · Evolutionary psychology · Neuroanatomy · Neurochemistry · Neuroendocrinology · Neuroscience · Psychoneuroimmunology · Physiological Psychology · Psychopharmacology (Index, Outline)
|Iris, front view. (Muscle visible but not labeled.)|
|The upper half of a sagittal section through the front of the eyeball. ("Circular fibers" labeled near center.)|
|Latin||m. sphincter pupillae|
|Gray's||subject #225 1013|
|Nerve:||short ciliary nerves|
|Antagonist:||iris dilator muscle|
It is controlled by parasympathetic fibers that originate from the Edinger-Westphal nucleus, travel along the oculomotor nerve (CN III), synapse in the ciliary ganglion, and then enter the eye via the short ciliary nerves.
- Overview of function at tedmontgomery.com
- Slide at mscd.edu
- Dictionary at eMedicine sphincter+pupillae
- hu:Musculus sphincter pupillae
|This page uses Creative Commons Licensed content from Wikipedia (view authors).|