094- special senses
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| The sensory hair cells of the organ of Corti are positioned on the __________. | Basilar membrane
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| When a bright light shines in the eye, what reflex response takes place? | Circular muscles of the iris contract
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| The photoreceptors in the eye are found in the __________. | Retina
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| The bumpy surface of the tongue is actually peg-like projections called __________. | papillae
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| The __________ glands release tears | Lacrimal
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| The conduction of a sound vibration from the middle ear to the inner ear is created by the vibration of the __________. | Stapes in the oval window
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| Smell, taste, sight, and hearing are collectively called __________ | special senses
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| Focusing the light rays involves which of the following? | Change in the shape of the lens
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| The receptors for taste and smell are classified as __________. | Chemoreceptors
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| If a patient is having difficulty with __________, a deficiency of vitamin A might be a factor | Night Vision
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| The division of cranial nerve VIII carrying information from the maculae and crista is the __________ branch | Vestibular
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| Which structure in the eye is associated with color blindness? | Cones
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| What is the ability of the eye to focus specifically on close objects (those less than 20 feet away)? | Accommodation
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| What part of the retina contains only cones and is the area of greatest visual acuity? | fovea centralis
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| The optic disc marks the __________. | exit of the optic nerve NII
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| The maculae of the vestibule record __________ whereas the crista of the semicircular ducts record __________. | static equilibrium; dynamic equilibrium
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| This part of the eye is also known as the "white of the eye." | Sclera
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| The __________ is considered an accessory structure of the eye | Eyelid
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| The term for nearsightedness is __________ | myopia
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| The term for farsightedness is __________. | hyperopia
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| Within the membranous labyrinth of the cochlea is the primary organ of hearing. It is called the __________ and contains the hair cells associated with hearing | organ of Corti
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| A delicate membrane that lines the eyelids and covers part of the outer surface of the eyeball is called the __________. | conjunctiva
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| A division of cranial nerve VIII, the __________ nerve is vital to the sense of hearing | Cochlear
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| The transparent anterior portion of the fibrous layer is the __________. | Cornea
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| The cells that are responsible for olfaction are __________. | ciliated neuroepithelial cells
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