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43 Cards in this Set
- Front
- Back
outermost layer of skin
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Epidermis
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helps determine the color of your skin, more melanin=darker skin
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Melanin
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tough and elastic layer of skin below the epidermis
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Dermis
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the opening of a narrow channel that leads to a gland
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Pore
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produces oil
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Sebaceous Gland
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condition in which the oil glands become blocked, infected, and swollen
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Acne
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a physician who deals with skin disorders
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Dermatologist
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a condition in which an area of skin becomes red, swollen, hot, and itchy
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Dermatitis
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a virus that causes clusters of watery blisters or cold sores
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Herpes Simplex I
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an area of uncontrolled cell growth that invades the surrounding tissue and destroys it
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Cancer
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the most serious form of skin cancer
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Melanoma
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white of the eye
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Sclera
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the nerve that transmits visual information to the brain
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Optic Nerve
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allows light to enter into the eyes
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Cornea
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thin, moist membrane that covers the front part of the sclera and the inside of the eyelid
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Conjunctiva
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dark colored membrane that makes up most o the middle layer of the eye
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Choroid
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gives the eye its color
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Iris
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opening in the iris that allows light to pass through the cornea into the interior of the eye
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Pupil
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lies behind the iris and is a transparent structure that focuses light on the inner, back side of the eye
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Lens
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the light-sensing part of the eye
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Retina
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respond to dim light and allow you to see black, white, and gray
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Rods
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stimulated by bright light and enable you to see color
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Cones
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process by which your eyes see and your brain interprets images
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Stereoscopic Vision
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the ability to see things to the side of the object you are looking at
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Peripheral Vision
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the ability to see nearby objects clearly but not far away objects
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Nearsightedness
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the ability to see far away objects clearly but not nearby objects
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Farsightedness
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distorted vision caused by irregular curvature of the cornea or lens
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Astigmatism
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inability to distinguish certain colors
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Color Blindness
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a condition caused by the pressure of fluid between the cornea and lens
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Glaucoma
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clouding of the eye’s lens
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Cataract
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a red, painful swelling at the base of an eyelash gland
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Sty
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an inflammation o the conjunctiva
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Conjunctivitis
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a narrow cavity that leads to the middle ear
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Ear Canal
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vibrates when sound waves strike it, at the end o the ear canal
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Eardrum
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connects the middle ear with the back of the throat
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Eustachian Tube
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separates the middle ear from the inner ear
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Oval Window
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a hollow, coiled tube that is filled with fluid
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Cochlea
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nerve through which impulses travel to the brain where they are interpreted as sound
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Auditory Nerve
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main inner-ear structures that help give you a sense of balance
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Semicircular Canals
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refers to a partial loss of hearing
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Hearing Impairment
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total inability to hear
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Deafness
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units of intensity or loudness of sound
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Decibels
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a specialized ear doctor
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Audiologist
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