what is the space in between your eyes called?
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- The space between your eyebrows is called the Glabella..
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How the Human Eye Works The cornea is also a part of the outer layer. The middle layer between the retina and sclera is called the choroid. The choroid contains blood vessels that supply the retina with nutrients and oxygen and remove its waste products.
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About the Eye and How It Works The Iris and the Pupil. The iris is a tissue inside the eye that has a hole in the center called the pupil. The iris contains muscles that allow the pupil to become larger (open up or dilate) and smaller (close up or constrict). The iris regulates the amount of light that enters your eye by adjusting the size of the pupil opening.
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Major Ocular Structures The middle layer of the cornea, between the two membranes is called the stroma and makes up 90% of the thickness of the cornea. From the cornea, light passes through the pupil. The amount of light allowed through the pupil is controlled by the iris, the colored part of the eye.
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conjunctival fornix Type:Term. Definitions. 1. the space formed by the junction of the bulbar and palpebral portions of the conjunctiva, that of the upper lid being the superior conjunctival fornix [TA] (fornix conjunctivae superior [TA]) and that of the lower lid, the inferior conjunctival fornix [TA] (fornix conjunctivae inferior [TA]). Stedman’s Medical Dictionary © Wolters Kluwer Health.
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Eye health guide The eye is a slightly asymmetrical globe, about an inch in diameter. Just behind the iris and pupil lies the lens, which helps to focus light on the back of the eye. Most of the eye is filled with a clear gel called the vitreous. Light projects through the pupil and the lens to the back of the eye. The inside lining of the eye is covered by special light-sensing cells that are collectively called the retina. The retina converts light into electrical impulses. Behind the eye, the optic nerve carries these impulses to the brain. The macula is a small extra-sensitive area within the retina that gives central vision. It is located in the center of the retina and contains the fovea, a small depression or pit at the center of the macula that gives the clearest vision. Eye color is created by the amount and type of pigment in the iris.
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Interstellar Matter Looking at the center star in the sword with a pair of binoculars or a small telescope, small fuzzy patch of interstellar gas and dust is visible, called the Orion Nebula. Space is not empty. The matter in the space between the stars is called interstellar matter or the interstellar medium. The interstellar medium consists of atoms, ions, and molecules of gas and dust grains. It is both concentrated into clouds and spread out between stars and the clouds.
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- The conjunctiva is the clear tissue that covers the white of the eye (the sclera) and lines the inside of both eyelids. A subconjunctival hemorrhage is blood that is located between the conjunctiva and the underlying sclera. Medically Reviewed by a Doctor on 7/20/2015.
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Eye health guide • The sclera (the white part). • The conjunctiva (a thin layer of tissue covering the front of the eye, except the cornea). Just behind the iris and pupil lies the lens, which helps to focus light on the back of the eye. Most of the eye is filled with a clear gel called the vitreous.
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The Eyes and Vision Structure of the eye. The clear front of your eye is called the cornea. This transparent disc sits over the pupil and iris, protecting them and letting in light. It is highly sensitive. The cornea also forms the first part of the process of focusing what you look at into an image on the back of your eye (see below). The coloured part of your eye is called the iris.
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Cornea Of The Eye The cornea is the clear front surface of the eye. It lies directly in front of the iris and pupil, and it allows light to enter the eye. Cross-section of cornea. Viewed from the front of the eye, the cornea appears slightly wider than it is tall.
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- Fort Lauderdale Weather in September. We've never actually been down here in September but our neighbors and friends tell us that Fort Lauderdale weather in September is very similar to August but with slightly less heat and humidity.From what we are told, you can expect it to still be pretty hot, sticky, and humid with ocean waters warmer than ever.e've never actually been down here in September but our neighbors and friends tell us that Fort Lauderdale weather in September is very similar to August but with slightly less heat and humidity. From what we are told, you can expect it to still be pretty hot, sticky, and humid with ocean waters warmer than ever.
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What Is the Inside Corner of Your Eye Called? According to Stanford Children's Health, the inside corner of the eye is called the lacrimal caruncle. This small pink nodule is made of modified oil and sweat glands, and it may become inflamed and... According to Stanford Children's Health, the inside corner of the eye is called the lacrimal caruncle.
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- The tear drain consists of two small openings called the puncta, one in your upper and the other in your lower eyelid. Each of these openings lead into a small tube called a canaliculus which, in turn, empties into the tear sac at the inside corner of your eye along your nose.
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Topic 37. Correcting common vision defects The distance between the eye-lens and the retina is about 20 mm. When an object is very far away from the eye, the image is located essentially at the focal point. Therefore the focal length of the cornea and the eye-lens should be about 20 mm when the muscles of the eye are relaxed.Since the strength of a lens is the reciprocal of its focal length in meters, the strength of the cornea and the eye-lens in this situation is about 1/0.020 = 50 diopters.he distance between the eye-lens and the retina is about 20 mm. When an object is very far away from the eye, the image is located essentially at the focal point. Therefore the focal length of the cornea and the eye-lens should be about 20 mm when the muscles of the eye are relaxed.
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- 4. A space between the upper central incisors in humans, or a space between two adjacent teeth in the same dental arch, especially that between the upper lateral incisor and the adjacent canine, into which the lower canine closes in the Carnivora, such as dogs. Synonym(s): space (2) . [G. diastēma, an interval]. , pl.
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Types of Eye Problems The cornea is a layer of clear tissue at the front of the eye that helps focus light. Located at the corner of each eye, tear ducts drain tears secreted by the lacrimal gland to the surface of the eye. Tears keep the cornea lubricated and clear of debris. The colored part of the eye is the iris. It is a muscle that controls the pupil, the opening in the middle of the eye that controls the amount of light coming in. The lens is behind the pupil and focuses light onto the retina, the light-sensitive cells on the back of the eyeball.
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Vision Conditions Vision Conditions. Myopia. Myopia, also known as shortsightedness or nearsightedness, is a condition in which distant objects appear out of focus. Myopia occurs when the physical length of the eye is greater than the optical length, causing the visual image to focus in front of the retina instead of directly onto it.
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What Causes a Feeling of Pressure Behind the Eye? Sinusitis, or a sinus infection, happens when bacteria or viruses get into the space behind your nose, eyes, and cheeks. These germs cause your sinuses to swell up and your nose to fill with mucus. With a sinus infection, you’ll feel pressure in the upper part of your face, including behind your eyes.
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Diastema In humans, the term is most commonly applied to an open space between the upper incisors (front teeth). It happens when there is an unequal relationship between the size of the teeth and the jaw.
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How the Human Eye Works The cornea is a transparent structure found in the very front of the eye that helps to focus incoming light. Situated behind the pupil is a colorless, transparent structure called the crystalline lens.A clear fluid called the aqueous humor fills the space between the cornea and the iris. The 7 Biggest Mysteries of the Human Body ]. Behind the cornea is a colored, ring-shaped membrane called the iris. The iris has an adjustable circular opening called the pupil, which can expand or contract to control the amount of light entering the eye, Fromer said. Ciliary muscles surround the lens.
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- The fluid behind the cornea is known as the vitreous humor.
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myopia Refractive condition of the eye in which the images of distant objects are focused in front of the retina when the accommodation is relaxed. Thus distance vision is blurred. In myopia the point conjugate with the retina, that is the far point of the eye, is located at some finite point in front of the eye (Fig.M16).o understand myopia it is necessary to have a basic knowledge of the main parts of the eye's focusing system: the cornea, the lens, and the retina. The cornea is a tough, transparent, dome-shaped tissue that covers the front of the eye (not to be confused with the white, opaque sclera).
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What is Interstitial Fluid? What It’s Made Of. Space between cells is mostly water, but it also contains small amounts of salt, sugar, fats, and enzymes. The exact composition tends to vary, both based on cellular needs and overall health.
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The eye and vision Anatomy of the eye. The eye is the organ that allows us to see. The eyeball itself is a sphere spanning approximately 24 mm in diameter. It is suspended in the bony socket by muscles controlling its movements, and is partially cushioned by a thick layer of fatty tissue within the skull that protects it during movement.
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Eye health guide The eye is a slightly asymmetrical globe, about an inch in diameter. The front part of the eye (the part you see in the mirror) includes: • The iris (the pigmented part) • The cornea (a clear dome over the iris) • The pupil (the black circular opening in the iris that lets light in) • The sclera (the white part) • The conjunctiva (a thin layer of tissue covering the front of the eye, except the cornea)