superior tarsal muscle


su·pe·ri·or tar·sal mus·cle

[TA] a well-defined layer of smooth muscle that extends from the aponeurosis of the musculus levator palpebrae superioris to the superior tarsus; it is innervated by sympathetic nerves and acts to hold the upper lid in an elevated position; its paralysis in Horner syndrome result in ptosis. Synonym(s): musculus tarsalis superior [TA], Müller muscle (3)

Müller,

Heinrich, German anatomist, 1820-1864. Müller fibers - (1) circular fibers - (2) sustentacular neuroglial cells of the retina. Synonym(s): Müller radial cellsMüller muscle - Synonym(s): circular fibers; orbitalis muscle; superior tarsal muscleMüller radial cells - Synonym(s): Müller fibers (2)Müller trigone - the floor of the supraoptic recess of the third ventricle.