smooth muscle cell of sphincter of pupil
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A circular smooth muscle cell of the iris, innervated by the ciliary nerves (parasympathetic), and acting to contract the pupil. This muscle cell derives from neuroectoderm. This smooth muscle cell results from transformation of epithelial cells to smooth muscle cells. [ ISBN:0721662544 ISBN:0721694128 GOC:tfm ]
术语信息
- FMA:70611
A circular smooth muscle cell of the iris, innervated by the ciliary nerves (parasympathetic), and acting to contract the pupil. This muscle cell derives from neuroectoderm. This smooth muscle cell results from transformation of epithelial cells to smooth muscle cells.