Iris sphincter muscle, light micrograph. Pupillary zone of the eye iris showing from bottom: anterior surface (without epithelium), iris stroma with the many smooth muscle fibres of the sphincter muscle, and anterior and posterior pigmented epithelia. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / JOSE CALVO |
Taille de l’image : | 3840 px × 3072 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |