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MOT 133
Final Review
| Question | Answer |
|---|---|
| An Ocular tumor that is the most common malignancy in children is called what? | Retinoblastoma |
| Define referred pain | Pain that originates in one place and is felt in another |
| These bones, lacrimal, maxilla, zygomatic, frontal, sphenoid and ethmoid bones, form what to protect the eyeball? | The orbit |
| What is the correct medical term that describes the sense of smell? | Olfaction |
| _________ detect colors, most abundant in the macula lutea (center) directly in line with the lens. | Cones |
| What is the inner layer of the eyeball? | Retina |
| Name the two visceral sensations | Hunger and Thirst |
| What are the three bones that pick up the vibrations from the tympanic membrane? | Malleus, Incus, Stapes |
| What two structures deal with the body at rest? | Utricle and Saccule |
| Intraocular pressure is the main cause of glaucoma which damages the optic nerve? | True |
| T/F – Macular degeneration can be cured. | False |
| What are the two ways to classify hearing loss? | Conductive and Seneorineural |
| What is it called when the eyes fail to look in the same direction at the same time? | Strabismus |
| What are the two visual fields that are tested in a vision test? | Central and Peripheral |
| What does the outer ear consist of? | Pinna (auricle) and the external ear canal |
| Name the two cavities in the eyeball that contain fluid. | Anterior and Posterior |
| What is the function of the Aqueous fluid? | Nourishes the lens and cornea |
| What are the 3 layers of the eyeball? | Sclera (outer), Choroid layer (middle), retina (inner) |
| In this portion of the eye, the ______ contain no rods or cones. | Optic disc |
| Failure of the auditory bones or the tympanic membrane to conduct vibrations causes what? | Conductive hearing loss |
| ___________ stretches across canal & vibrates from sound waves. | Tympanic membrane |
| ____________ is the larger cavity in the eyeball that is located between the lens and retina; it contains vitreous humor. | Posterior cavity |
| _________ detect the presence of light and are abundant on the edge of the retina. | Rods |
| If someone complains of ringing or buzzing noises in their ear, they may have what? | Tinnitus |
| Glaucoma is damage to the optic never because of what? | Intraocular pressure |
| What is the cause of seneorineural hearing loss? | Impairment of the cochlea or the auditory nerve. |
| _________ is formed in capillaries in ciliary body & reabsorb by the_____________ | Aqueous humor, canal of Schlemm |
| ________________ is the tunnel that leads from the pinna to the middle ear through the temporal bone. | External ear canal (external auditory meatus) |
| ____________ a small depression in the macula contains only cones & is the best area for color vision. | Fovea |
| What is a small, painless lump on the margin of the eyelid? | Chalazion |
| What two structures tell your body about information about the position of your body when you are at rest and where are they located? | Utricle and Saccule – Semicircular canal |
| bending of light rays as it passes through one object into another is called? | refraction |
| _____ and ____ provide information about the position of the body at rest. | Utricle and Saccule |
| The anterior cavity is found between what? | Back of the cornea and the front of the lens. |
| What area of the cerebral cortex contains the auditory center? | Temporal Lobes |
| What is the name of the fluid found in the anterior cavity of the eyeball? | Aqueous humor |
| What is the structure that is concerned with equilibrium (balance)? | Semicircular canals |
| What is the medical term for inflammation of a hair follicle of the eyelid? | Hordeolum or Stye |
| What is the name of the diagnostic test used to measure intraocular pressure? | Tonometry |
| Electroretinography is used to measure electric activity of the retina in response to a blast of what? | Light |
| Can we cure macular degeneration? | No |
| Evacuation of the fluid and surgical insertion of a tube into the tympanic membrane for treating otitis media is called what? | Myringotomy |
| If someone complains of dizziness, we call this what? | Vertigo |
| The organ of corti, which is in the cochlea, contains receptors for what sense? | Hearing |
| The Eustachian tube extends from the middle ear to the nasopharynx and does what? | Equalizes air pressure |
| What is the function of the tympanic membrane? | Vibrates with sound waves |
| What structures deal with the body in motion? | Semicircular canals |
| A hordeolum is the medical term for what? | Stye |
| What is the most common malignancy of the eye in children is called what? | Retinoblastoma |
| What is the cause of conductive hearing loss? | There is impairment of one of the structures that transmit vibrations (bones or tympanic membrane) |
| The aqueous humor is formed, by capillaries, in the ______ and is reabsorbed by the _______. | Ciliary body and Canal of Schlemm |
| What is the function of the Vitreous humor fluid? | Holds the retina in place. |
| What portion of the eye detects light? | Rods |
| What is there area called that protects the eyeball, it contains 6 bones of the skull? | Orbit |
| __________extends from middle ear to the nasopharynx and permits air to enter or leave middle ear allowing proper vibration of the eardrum. | Eustachian Tube |
| _________ is the bending or alteration of the direction of the light rays from one object to another. | Refraction |
| Name the portion of the retina, which is located in a small depression of the macula, which only contains cones. | Fovea |
| When the auditory nerve does not transmit, this causes what? | Seneorineural hearing loss |
| The ___________ is located between the front of the lens and the cornea; it contains the aqueous humor (tissue fluid of the eye). | Anterior cavity |
| What is the name of the fluid found in the posterior cavity of the eyeball? | Vitreous humor |
| ______ ______ provide information to the brain when the body is in motion. | Semicircular canals |
| What is the blind spot of the retina which contain no rods or cones is called? | Optic disc |
| The Eyeball is contain within and protected by what? | The orbit |
| The posterior cavity is found between what? | The back of the lens and the retina |
| What portion of the eye detects color? | Cones |
| What is the outer layer of the eyeball? | Sclera |
| Does the visceral sensation of Thirst go away? | No |
| Define referred pain | Pain that originates in one place and is felt in another |
| Which visceral sensation will go away if you ignore it? | Hunger |
| What is the middle layer of the eyeball? | Choroid layer |
Created by:
kbcanarr
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