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The word eyelash is a compound consisting of the words eye, referring to the eye which the lashes surround and protect; and lash, referring to the braided cord of a whip or to the act of stroking with a whip. This is in reference to both the individual lashes resembling whips, and the action of blinking the eyes causing the lashes to move in a ...
This can be either voluntarily or involuntarily. "Palpebral" (and "blepharal") means relating to the eyelids. Its key function is to regularly spread the tears and other secretions on the eye surface to keep it moist, since the cornea must be continuously moist. They keep the eyes from drying out when asleep.
The irises of human eyes exhibit a wide spectrum of colours. Eye color is a polygenic phenotypic trait determined by two factors: the pigmentation of the eye's iris [1] [2] and the frequency-dependence of the scattering of light by the turbid medium in the stroma of the iris. [3]: 9
While not everyone is cut out to be a doctor, millions of people around the world are happy to live vicariously through the lives of doctors and nurses by binge-watching medical dramas. “Grey ...
Pages in category "Human eyelashes" The following 8 pages are in this category, out of 8 total. This list may not reflect recent changes. D. Demodex; E. Eyelash curler;
Madarosis is a condition that results in the loss of eyelashes, and sometimes eyebrows. The term "madarosis" is derived from the ancient Greek "madaros", meaning "bald". [1] Eyelashes are important in the prevention of bacteria and other foreign objects entering the eye.
The ciliary muscle is an intrinsic muscle of the eye formed as a ring of smooth muscle [3] [4] in the eye's middle layer, the uvea (vascular layer).It controls accommodation for viewing objects at varying distances and regulates the flow of aqueous humor into Schlemm's canal.
Human eyes have three types of cones: red-sensing, green-sensing and blue-sensing. Feline eyes also contain the same color-sensing cones as humans , but this doesn't mean our visions are the same ...