special sense week 4 final review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| astigmatism | defective curvature of the cornea or lens of the eye
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| hyperopia | farsightedness
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| myopia | nearsightedness
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| presbyopia | impaiment of vision due to old age
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| cornea | fibrous transparent layer of clear tissue that extends over the eyeball
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| sclera | tough, white outer coat of the eyeball
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| choroid | middle, vascular layer of the eye
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| retina | light-sensitive nerve cell layer of the eye containing rods and cones
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| macula | yellowish region on the retina lateral to and slightly below the optic disc
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| fovia centralis | contained in macula, tiny pit/depression in the retina; clearest point of vision
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| rods | photorecptor used to see black and white
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| cones | photoreceptors used to see color
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| cones | 6.5 million
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| rods | 120 million
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| vitreous humor | soft, jelly-like material behind the lens; maintains shape of eyeball; postior chamber
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| aqueous humor | fluid produced by the ciliary body and found in anterior chamber; anterior chamber
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| glaucoma | increased intraocular pressure in the aqueous humor
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| tonometry | used to diagnose glaucoma
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| conjunctiva | delicate membrane lining the undersurface of the eyelids and covering the anterior eyeball
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| conjunctivitis | pink eye; infection in the conjunctiva
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| blephar/o | eyelid
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| palpebr/o | eyelid
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| cycl/o | ciliary body
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| presby/o | old age
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| xer/o | dry
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| diabetic retinopathy | retinal effects of diabetes mellitus
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| macular degeneration | progressive damage to the macula of the retina
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| ciliary body | surrounds the lens and connects the choroid and iris
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| self cleaning | ear
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| pinna/auricle | flap of the ear
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| auditory canal | channel that leads from the pinna to the eardrum
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| middle ear | where the sounds waves travel through to hit the membrane
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| ot/o | ear
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| otitis media | ear infection
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| vistubular cochlear nerve | acoustic nerve; cranial nerve #8
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| semicircular canal | passages in the inner ear associated with maintaining equilibrium
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| semicircular canal connects to what | ampula
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| cochlea | snail-shaped spirally wound tube in the inner ear; contains hearing sensitive receptor cells
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| organ of corti | organ of hearing
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| tympan/o | eardrum
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| myring/o | eardrum
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| perilymph | outer part of cochlea
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| endolymph | inner part of cochlea
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| malleus | first ossicle of the middle ear
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| incus | second ossicle of the middle ear
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| stapes | third ossicle of the middle ear
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| conductive hearing loss | hole in the eardrum
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| neurosensory hearing loss | nerve damage
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| cholesteatoma | collection of skin cells and cholestrol in a sac with in the middle ear; errods bones
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| acoustic neuroma | benign tumor airsing from the acoustic vestibulocochlear nerve in brain
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| meniere | disorder in the labyrinth of the inner ear
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| otosclerosis | hardening of the bony tissue of the middle ear
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| autonomic nervous system | nerves that control involuntary body functions of muscles, glands and internal organs
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| arachnoid membrane | middle layer of the 3 meninges that surround brain and spinal cord
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| astrocytes | type of glia cell that transports water and salts from capillaries
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| cauda equina | collection of spinal nerves below the end of the spinal cord
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| central nervous system | brain and spinal cord
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| dura mater | thick, outer most layer of the meninges surrounding and protection the brain and spinal cord
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| ganglion | collection of nerve cell bodies in PNS
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| glial cell | supportive and connective nerve cells that DOES NOT carry nerve impulses
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| gyri | sheet of nerve cells that produces a rounded ridge on the surface of the cerebral cortex
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| hypothlamus | portion of the brain beneath the thalamus; controls sleep, appetite, body temp,
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| meninges | 3 protective membranes that surround the brain and spinal cord
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| microglial cell | phagocyte glial cell that removes waste products from the CNS
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| nerve | macroscopic cord like collection of fibers THAT carry electrical impulses
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| neuron | nerve cell that carries impulses throughout the body
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| oligodendroglial cell | glial cell that forms the myelin sheath covering axons
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| peripheral nervous system | nerves outside the brain and spinal cord; cranial, spinal, autonomic nerves
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| pia mater | thin, delicate inner membrane of the meninges
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| sulci | depression or groove in the surface of the cerebral cortex
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| thyroid | thyroxine(t4), triiodothyronine(t3), calcitonin
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| adrenal cortex | corisol, aldosterone, androgens
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| pituitary | growth hormone(somatropin)GH, Thyroid Stimulating Hormone(TSH), Adrenocorticottropic hormone(ACTH, Follicle-stimulating hormone(FHS), Lutenizing Hormone(LH), Prolactin(PRL)
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| Pancreas | insulin, glucagon
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| rhytidectomy | facelift
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| otoplasty | surgical creation of the external ear
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| blepharoplasty | resection of the eyelid to improve vision of the upper visual field
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| pedicle graft | provide coverage and vascularization to a soft tissue defect
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| skin graft | replace skin that has been lost as result of trauma disease, infection
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| first-degree burn | burn involving only epidermis
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| second-degree burn | damage occurs to both epidermis and dermis
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| third-degree burn | may be electricl, chemical, thermal...permanent damage to skin and tissue
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| facial augmentaion | preformed to give normal contours to chin and cheek; use implants to achieve this
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| mentoplasty | Chin augmentaion
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| Molar augmentation | cheek augmentation
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| augmentation mammoplasty | increase the size/shape of the breast
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| Transverse rectus abdominis myocutanous Flap...TRAM | performed to reconstruct the breast without the use on implants
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| liposuction | remove excess deep fat
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| panniculectomy(abdominoplasty) | remove excess skin and adipose tissue from the abdominal wall
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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