- secondary iris cells
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
secondary iris cells
Look at other dictionaries:
Iris (anatomy) — Iris The iris is the blue area. The other structures visible are the pupil center and the white sclera surrounding the iris. The overlying cornea is pictured, but not visible, as it is transparent … Wikipedia
accessory pigment cells — (ARTHROPODA: Insecta) As many as twenty four cells that surround the retinulae of a compound eye; in superposition eyes the pigment granules assume different positions in light and darkness; also known as secondary pigment cells, secondary iris… … Dictionary of invertebrate zoology
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… … Medical dictionary
Eugen Steinach — Dr Eugen Steinach (1861 1944) a leading Austrian physiologist and pioneer in endocrinology.Dr. Steinach performed endocrine research that was aimed to revolutionize human life by the use of glandular techniques, for example, experiments with… … Wikipedia
Glaucoma — Classification and external resources Acute angle closure glaucoma of the right eye. Note the mid sized pupil, which was nonreactive to light, and injection of the conjunctiva. ICD 10 … Wikipedia
Lens (anatomy) — Crystalline lens (anatomy) Light from a single point of a distant object and light from a single point of a near object being brought to a focus by changing the curvature of the lens … Wikipedia
eye disease — Introduction any of the diseases or disorders that affect the human eye (eye, human). This article briefly describes the more common diseases of the eye and its associated structures, the methods used in examination and diagnosis, and the… … Universalium
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
human embryology — ▪ biology Introduction the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth. The human body, like that of most animals, develops from a single cell produced by the union of… … Universalium
