Diseases And Disorders Of The Eye & Ear
(82).jpg "Diseases And Disorders Of The Eye & Ear - Quiz")
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Questions and Answers
- 1.
Covers the anterior external visible portion of the sclera? It begins at the edge of the cornea extends over the exsposed sclera, and folds anteriorly to line the inside portion of the lid. Also called Pink Eye
- A.
Sclera
- B.
Conjunctiva
- C.
Otitis Media
- D.
Nystagmus
Correct Answer
B. ConjunctivaExplanation
The conjunctiva is a thin, transparent membrane that covers the anterior external visible portion of the sclera. It starts at the edge of the cornea and extends over the exposed sclera, then folds anteriorly to line the inside portion of the eyelid. This membrane helps to protect the eye and keep it moist. Conjunctivitis, commonly known as pink eye, is an inflammation of the conjunctiva.Rate this question:
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- 2.
Smooth Muscles Change shape of Lens - The lens budlges allowing the focusing that is necessary for Close vision
- A.
Ciliary Body
- B.
SclerA
- C.
Retina
- D.
Conjunctiva
Correct Answer
A. Ciliary BodyExplanation
The ciliary body is responsible for changing the shape of the lens in the eye. When the ciliary body contracts, it causes the lens to bulge, allowing for the necessary focusing required for close vision. This is achieved through the adjustment of the tension in the suspensory ligaments that hold the lens in place.Rate this question:
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- 3.
Light sensative layer made up of photo receptive cells
- A.
Otitis Media
- B.
Sclera
- C.
Choroid
- D.
Retina
Correct Answer
D. RetinaExplanation
The retina is the light-sensitive layer of tissue in the back of the eye that contains photo-receptive cells called rods and cones. These cells capture light and convert it into electrical signals that are sent to the brain through the optic nerve, allowing us to perceive visual images. The other options listed, such as otitis media (an ear infection), sclera (the white outer layer of the eye), and choroid (a layer of tissue that provides blood supply to the retina), are unrelated to the description given.Rate this question:
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- 4.
Middle lay of Tissue of the Eye - Vascular structures supply the tissue of the eye with oxygen and nutrients (Blood Supply)
- A.
Chroid
- B.
Retina
- C.
Keratitis
- D.
Hyperopia
Correct Answer
A. ChroidExplanation
The correct answer is Chroid. The chroid is the middle layer of tissue in the eye that is responsible for supplying oxygen and nutrients to the other structures of the eye. It contains a network of blood vessels that nourish the retina, which is the light-sensitive tissue at the back of the eye. The chroid also helps regulate the amount of light that enters the eye.Rate this question:
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- 5.
Outer most layer - consits of tought fibrous connectvie tissue that is visible as white of the eye and there are six extrinsic musbles that move the eye
- A.
Sencorineural Loss
- B.
Retina
- C.
Sclera
- D.
Aqueos Humar
Correct Answer
C. ScleraExplanation
The correct answer is Sclera. The sclera is the outermost layer of the eye that consists of tough fibrous connective tissue. It is visible as the white of the eye and provides protection and support to the eyeball. The sclera also helps maintain the shape of the eye and serves as an attachment site for the extrinsic muscles that control eye movement.Rate this question:
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- 6.
Nerve deafness results from an impairment of the cochlea of the auditory nerve
- A.
Sclera
- B.
Infective Otitis
- C.
Sencorineural Loss
- D.
Ectropion
Correct Answer
C. Sencorineural LossExplanation
Sensorineural loss refers to a type of hearing loss that occurs due to damage in the inner ear or the auditory nerve pathway that connects the inner ear to the brain. Nerve deafness, as mentioned in the statement, is another term for sensorineural loss. The cochlea, which is a part of the inner ear, plays a crucial role in converting sound vibrations into electrical signals that can be interpreted by the brain. Therefore, an impairment of the cochlea or the auditory nerve can lead to sensorineural hearing loss.Rate this question:
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- 7.
Impairment of the eardrum or bones in the middle ear, which conduct sound waves to cocklea in the inner ear
- A.
Cancer of the Eye
- B.
Conductive Loss
- C.
Retina
- D.
Sencorineural Loss
Correct Answer
B. Conductive LossExplanation
Conductive loss refers to a type of hearing loss caused by a problem in the outer or middle ear, which prevents sound waves from reaching the inner ear properly. In this case, the impairment of the eardrum or bones in the middle ear can disrupt the transmission of sound waves to the cochlea in the inner ear, leading to conductive hearing loss. This condition can result from various factors such as infections, blockages, or damage to the eardrum or ossicles.Rate this question:
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- 8.
Inflammation of the normally airfilled middle ear with the accumulation of fluid behind the tympanic membraine (Eardrum)
- A.
Sclera
- B.
Otitis Media
- C.
Impaired otitis medica
- D.
Impacted Cerumen
Correct Answer
B. Otitis MediaExplanation
Otitis media refers to the inflammation of the middle ear, which is usually filled with air. This condition is characterized by the accumulation of fluid behind the eardrum. The given answer correctly identifies Otitis Media as the condition described in the question. The other options, Sclera, Impaired otitis medica, and Impacted Cerumen, do not accurately describe the inflammation of the middle ear with fluid accumulation.Rate this question:
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- 9.
A typical accumulation of cerumen in the canal of the out ear
- A.
Impacted Cerum
- B.
Infective Otitis Media
- C.
Strabisms
- D.
Opthamologist
Correct Answer
A. Impacted CerumExplanation
Impacted cerumen refers to a buildup of earwax in the ear canal. This occurs when the wax becomes compacted and blocks the ear canal, causing symptoms such as hearing loss, earache, and a feeling of fullness in the ear. It is a common condition and can be caused by factors such as excessive earwax production, narrow ear canals, or the use of hearing aids or earplugs. Treatment typically involves removing the impacted wax using methods such as ear irrigation or earwax removal drops.Rate this question:
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- 10.
Inflammation of the external ear canal and accumulation of cerum in ear canal when mixed with water; acts as median for bacteria and infection. Usually accompanied by Infection.
- A.
Signs & Symptoms of Ear
- B.
Glaucoma
- C.
Intfective Otitis Externa
- D.
Blepharitis
Correct Answer
C. Intfective Otitis ExternaExplanation
Infective Otitis Externa refers to the inflammation of the external ear canal and the accumulation of cerumen (earwax) in the ear canal when mixed with water. This condition creates a favorable environment for bacteria to thrive, leading to infection. The signs and symptoms of Infective Otitis Externa may include pain, redness, swelling, discharge, and sometimes hearing loss.Rate this question:
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- 11.
Eyelid margins turn Inward causing the lashes to rub the conjunctiva -- "Lower Lid Inward"
- A.
Retina
- B.
Otitis Externa
- C.
Vitreous Humor
- D.
Entropian
Correct Answer
D. EntropianExplanation
Entropian is a condition where the eyelid margins turn inward, causing the lashes to rub against the conjunctiva. This can lead to irritation, redness, and discomfort in the affected eye. The other options mentioned, such as Retina, Otitis Externa, and Vitreous Humor, are unrelated to the given symptoms and do not explain the eyelid margin turning inward. Therefore, the correct answer is Entropian.Rate this question:
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- 12.
Inflammation of the margins of the eye lid invlolving hair folicles & Glanks Caused by Staphylococal Infection
- A.
Cornea
- B.
Keratitis
- C.
Blepharitis
- D.
Iris
Correct Answer
C. BlepharitisExplanation
Blepharitis is the correct answer because it is the inflammation of the margins of the eyelid involving hair follicles and glands. It is commonly caused by a Staphylococcal infection. The other options, such as Cornea, Keratitis, and Iris, do not specifically refer to the inflammation of the eyelid margins.Rate this question:
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- 13.
Inflammation or infection of the cornea Caused by an infection of the herpes simplex virus
- A.
Keratitis
- B.
Cornea
- C.
Hordeolum
- D.
Aqueous Humar
Correct Answer
A. KeratitisExplanation
Keratitis is the inflammation or infection of the cornea, which is the clear, dome-shaped layer at the front of the eye. It can be caused by various factors, including infections such as the herpes simplex virus. This virus can lead to the development of keratitis, resulting in symptoms such as eye redness, pain, blurred vision, and sensitivity to light. Therefore, the correct answer is keratitis.Rate this question:
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- 14.
Inflammartory infection of the Sebaceous(grease) gland of the eyelids Might seem like you have something in the eye Often Results of the Staphyococcal Infection & Can be associated with Blepharitis
- A.
Keratitis
- B.
Strabisms
- C.
Vitreous Humar
- D.
Hordeolum
Correct Answer
D. HordeolumExplanation
A hordeolum is an inflammatory infection of the sebaceous gland of the eyelids. It can cause symptoms such as redness, swelling, and tenderness in the affected area. This infection may make it feel like there is something in the eye, leading to the perception of having something in the eye. Hordeolum is often caused by a staphylococcal infection and can be associated with blepharitis, which is inflammation of the eyelids. Therefore, the given answer "Hordeolum" is the most appropriate choice based on the information provided.Rate this question:
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- 15.
Visual Effects of misalignment, failutre of the eyes to look in the same direction at the same time Develops during infancy or child hood Also called Crosseyed, Lazy Eye
- A.
Cornea
- B.
Strabisms
- C.
Mystagmus
- D.
Keratism
Correct Answer
B. StrabismsExplanation
Strabismus is a condition where the eyes are misaligned and do not look in the same direction at the same time. It can develop during infancy or childhood and is also known as "crosseyed" or "lazy eye". The other terms mentioned in the question (cornea, mystagmus, keratism) are unrelated to the condition of strabismus.Rate this question:
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- 16.
Involuntary repatative rythmic movements of one or both eyes
- A.
Strabismus
- B.
Astigmatism
- C.
Cataract
- D.
Nystagmus
Correct Answer
D. NystagmusExplanation
Nystagmus is the correct answer because it is a condition characterized by involuntary repetitive rhythmic movements of one or both eyes. This condition can cause the eyes to move rapidly in various directions, such as side to side, up and down, or in a circular motion. Nystagmus can be congenital or acquired, and it can be associated with other underlying conditions or neurological disorders. It can affect vision and cause symptoms like blurred vision, reduced visual acuity, and difficulty with depth perception. Treatment options for nystagmus depend on the underlying cause and may include corrective lenses, medications, or surgery.Rate this question:
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- 17.
Occurs when disease produces lesions in the brain or inner ear or abnormal development of nervous system
- A.
Nystagmus
- B.
Presbyopia
- C.
Blepharotoitis
- D.
Sternum
Correct Answer
A. NystagmusExplanation
Nystagmus is a condition characterized by involuntary and repetitive eye movements. These movements can occur horizontally, vertically, or in a rotary fashion. The explanation suggests that nystagmus is caused by disease that produces lesions in the brain or inner ear, or abnormal development of the nervous system. This implies that the condition is not a result of external factors or injury, but rather a neurological issue.Rate this question:
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- 18.
Inability of the internal lens to focus and then refocus quickly b/c of gradual loss of muscle& lens elasticity.
- A.
Astigmatism
- B.
Hernia
- C.
Presbyopia
- D.
Hesbyopia
Correct Answer
C. PresbyopiaExplanation
Presbyopia is the correct answer because it is a condition that occurs due to the gradual loss of muscle and lens elasticity in the eye, which leads to the inability of the internal lens to focus and refocus quickly. This causes difficulty in seeing objects up close, typically experienced by people as they age. Astigmatism is a condition where the cornea is irregularly shaped, causing blurred vision at all distances. Hernia is a condition where an organ pushes through a weak spot in the surrounding muscle or tissue. Hesbyopia is not a recognized medical term, so it is not a valid answer.Rate this question:
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- 19.
An irregular focusing of the light rays entering the eye, usually caused by the cornea not being spherical
- A.
Astigmatism
- B.
Hyperopia
- C.
Diabeted Retinopathy
- D.
Presbyopia
Correct Answer
A. AstigmatismExplanation
Astigmatism is the correct answer because it refers to an irregular focusing of the light rays entering the eye, usually caused by the cornea not being spherical. This condition can cause blurry or distorted vision at any distance and may require corrective lenses such as glasses or contact lenses to improve vision. Hyperopia refers to farsightedness, Diabetic Retinopathy is a condition that affects the blood vessels in the retina due to diabetes, and Presbyopia is an age-related condition that causes difficulty in focusing on close objects.Rate this question:
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- 20.
Nearsightedness - result of light x-ray entering the eye being focused in front of the retina causing blurred vision Eyeball measured long from front to back
- A.
Myopia
- B.
Astigmatism
- C.
Hernia
- D.
Cancer
Correct Answer
A. MyopiaExplanation
Myopia, also known as nearsightedness, is a condition where the eyeball is longer from front to back. This causes the light rays entering the eye to be focused in front of the retina instead of directly on it, resulting in blurred vision.Rate this question:
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- 21.
Farsightedness - Occurs when light that enters the eye is focused behind the retina rather than on it Eye ball is abnormmally short from Front to back
- A.
Hyperopia
- B.
Opthamologist
- C.
Myopia
- D.
Ectropian
Correct Answer
A. HyperopiaExplanation
Hyperopia, also known as farsightedness, is a refractive error that occurs when the light entering the eye is focused behind the retina instead of directly on it. This happens because the eyeball is abnormally short from front to back. As a result, distant objects appear clear, but close-up objects appear blurry. Hyperopia can be corrected with glasses, contact lenses, or refractive surgery. An ophthalmologist is a medical doctor who specializes in the diagnosis and treatment of eye diseases and conditions, including hyperopia. Myopia refers to nearsightedness, while ectropion is an eyelid condition where the lower eyelid turns outward.Rate this question:
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- 22.
Opthamologist
- A.
Someone who studies Diseases
- B.
Treats Disease and disorder of the eye
- C.
Studies Disease of the body
- D.
Ectopia
Correct Answer
B. Treats Disease and disorder of the eyeExplanation
The correct answer is "treats Disease and disorder of the eye." An ophthalmologist is a medical doctor who specializes in the diagnosis, treatment, and management of diseases and disorders related to the eye. They are trained to perform eye exams, prescribe corrective lenses, and perform surgeries if necessary. Their main focus is on maintaining and improving eye health and vision.Rate this question:
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- 23.
What are the signs and symptoms of eye diorders?
- A.
Redness of the eye, pain, itching, swelling, drainage, and repatative involuntary movement of the eye.
- B.
Vomiting Nausea
- C.
Migraines, patchy skin, hair loss
- D.
Heartburn, stomach ache
Correct Answer
A. Redness of the eye, pain, itching, swelling, drainage, and repatative involuntary movement of the eye.Explanation
The signs and symptoms of eye disorders include redness of the eye, pain, itching, swelling, drainage, and repetitive involuntary movement of the eye. These symptoms can indicate various eye conditions such as conjunctivitis, corneal abrasion, or uveitis. Redness of the eye can be a sign of inflammation or infection, while pain, itching, and swelling may indicate irritation or allergic reactions. Drainage can be a symptom of conjunctivitis or a blocked tear duct, and repetitive involuntary movement of the eye may be a sign of conditions like blepharospasm or nystagmus.Rate this question:
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- 24.
Fluid occupying the anterior and posterior chambers is a watery substance produced by the ciliary body
- A.
Hemarous Humar
- B.
Retinal
- C.
Aqueous Humar
- D.
Eye Disease
Correct Answer
C. Aqueous HumarExplanation
The correct answer is Aqueous Humar. The explanation for this answer is that the fluid occupying the anterior and posterior chambers of the eye is called aqueous humor. It is a watery substance that is produced by the ciliary body. Aqueous humor helps maintain the shape of the eye, provides nutrients to the cornea and lens, and helps regulate intraocular pressure.Rate this question:
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- 25.
Damage to the optic nerve often caused by elevated intraocular pressure usually patient 60+
- A.
Cataract
- B.
Glaucoma
- C.
Eye Disease
- D.
Vitreous Humar
Correct Answer
B. GlaucomaExplanation
Glaucoma is a condition characterized by damage to the optic nerve, often caused by elevated intraocular pressure. It is more commonly found in patients who are 60 years old or older. Cataract refers to clouding of the eye's lens, which can cause vision problems but is not related to damage to the optic nerve. Eye disease is a general term that encompasses various conditions affecting the eye. Vitreous humor refers to the gel-like substance that fills the eye. Therefore, the correct answer is Glaucoma.Rate this question:
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- 26.
The natural lens of the eye becomes opacified (Cloudy)
- A.
Cataracts
- B.
Glucouse
- C.
High Blood Pressure
- D.
Ectropian
Correct Answer
A. CataractsExplanation
Cataracts occur when the natural lens of the eye becomes cloudy or opacified. This cloudiness can cause blurry vision, difficulty seeing at night, and sensitivity to glare. Cataracts are commonly associated with aging, but can also be caused by other factors such as certain medications, eye injuries, or medical conditions like diabetes. Treatment for cataracts usually involves surgery to remove the cloudy lens and replace it with an artificial lens to restore clear vision.Rate this question:
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- 27.
The lower eye lid everts from the eye ball & esposes the surface of the eye ball & lining of the eye becomes dry and irritated
- A.
Intraocular
- B.
Entropian
- C.
Glaucoma
- D.
Ectropion
Correct Answer
D. EctropionExplanation
Ectropion is a condition where the lower eyelid turns outward, causing the surface of the eye and its lining to become dry and irritated. This can lead to symptoms such as redness, tearing, and a gritty sensation in the eye. Ectropion can be caused by various factors, including age-related changes in the muscles and tissues around the eye, facial nerve damage, or previous eye surgeries. Treatment options for ectropion may include lubricating eye drops or ointments, eyelid taping or splinting, or surgical correction to tighten the eyelid muscles.Rate this question:
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- 28.
Permenant drooping of the upper eye lid
- A.
Blephropatosis
- B.
Cross Eye
- C.
Glaucoma
- D.
Ectropian
Correct Answer
A. BlephropatosisExplanation
Blephropatosis refers to the permanent drooping of the upper eyelid. This condition is also known as ptosis. It can be caused by various factors such as age, muscle weakness, nerve damage, or trauma. The drooping of the eyelid can obstruct vision and may require surgical intervention to lift the eyelid to its normal position. Cross eye, glaucoma, and ectropian are unrelated conditions and do not involve the drooping of the upper eyelid.Rate this question:
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- 29.
Sings & Syptoms of Ear
- A.
Headache
- B.
Blood Loss
- C.
Hair Loss
- D.
Hearing loss, pain or pressure, tinnitus, vertigo, nausea & vomiting
Correct Answer
D. Hearing loss, pain or pressure, tinnitus, vertigo, nausea & vomitingExplanation
The given symptoms of hearing loss, pain or pressure, tinnitus, vertigo, nausea, and vomiting are commonly associated with ear problems. These symptoms can indicate various conditions such as ear infections, fluid buildup, or damage to the ear structures. Hearing loss can occur due to damage to the inner ear or auditory nerve, while pain or pressure can be caused by inflammation or blockage. Tinnitus refers to a ringing or buzzing sound in the ears, and vertigo is a sensation of dizziness or spinning. Nausea and vomiting can occur as a result of the imbalance caused by ear issues.Rate this question:
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- 30.
Contains two membrane lined Chambers each filled with Fluid Cochlea Labrynth
- A.
Inner Ear
- B.
Outter Ear
- C.
Middle Ear
- D.
Tiny Ossicles
Correct Answer
A. Inner EarExplanation
The inner ear contains two membrane-lined chambers, the cochlea and labyrinth, which are filled with fluid. The cochlea is responsible for converting sound vibrations into electrical signals that can be interpreted by the brain. The labyrinth, on the other hand, is involved in balance and spatial orientation. Together, these structures play a crucial role in hearing and maintaining equilibrium.Rate this question:
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- 31.
Contains hair that change sound waves in the fluid into never impulses which are transfered to the brain
- A.
Labrith
- B.
Middle Ear
- C.
Larynx
- D.
Cochlea
Correct Answer
D. CochleaExplanation
The cochlea is a part of the inner ear that contains hair cells. These hair cells are responsible for converting sound waves in the fluid into neural impulses. These neural impulses are then transmitted to the brain, where they are interpreted as sound. The cochlea plays a crucial role in the process of hearing.Rate this question:
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- 32.
Responsible for maintaining balance and contains 3 connected tubes bent in half circles called semicircular canals
- A.
Cochlea
- B.
Impacted Cerum
- C.
Entacio
- D.
Labryinth
Correct Answer
D. LabryinthExplanation
The correct answer is "Labyrinth." The labyrinth is responsible for maintaining balance and contains three connected tubes called semicircular canals. These canals are bent in half circles and help detect changes in head position and movement, sending signals to the brain to maintain balance. The cochlea, on the other hand, is responsible for hearing, and impacted cerum refers to a blockage of earwax in the ear canal. Entacio is not a term related to the given description.Rate this question:
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- 33.
Contains Tympanic Membrane 3 Ossicles <--- Tiny bones 1. Malleus (Hammer) 2. Incus ( Anvil) 3. Stapes ( Stirrup) Canal called Estachian Tube
- A.
Inner ear
- B.
Outter ear
- C.
Tear Duct
- D.
Middle Ear
Correct Answer
D. Middle EarExplanation
The given correct answer is "Middle Ear". The middle ear contains the tympanic membrane, also known as the eardrum, which vibrates in response to sound waves. It also houses the three tiny bones called ossicles - the malleus (hammer), incus (anvil), and stapes (stirrup) - which transmit these vibrations to the inner ear. Additionally, the middle ear is connected to the back of the throat by a canal called the Eustachian tube, which helps equalize air pressure.Rate this question:
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- 34.
External Ear, also called pinna or auride and the external auditory canal - latters funtion to collect sound waves or viberation & channel them to they lymphanic membrane (eardrum) & begins to vibrate
- A.
Inner Ear
- B.
Outter Ear
- C.
Middlet Ear
- D.
Entrania
Correct Answer
B. Outter EarExplanation
The correct answer is "Outter Ear." The outer ear, also known as the pinna or auricle, and the external auditory canal function to collect sound waves or vibrations and channel them to the tympanic membrane (eardrum), causing it to vibrate.Rate this question:
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- 35.
What could cause removal of the eye ball?
- A.
Cancer of the eye
- B.
Diabetes Retinopathy
- C.
Hepatitis
- D.
Enctropian
Correct Answer
A. Cancer of the eyeExplanation
Cancer of the eye can cause the removal of the eye ball because it can lead to the growth of malignant tumors in the eye. In some cases, if the cancer is advanced and cannot be effectively treated with other methods such as chemotherapy or radiation, the eye may need to be surgically removed to prevent the spread of cancer cells to other parts of the body. This procedure, known as enucleation, is performed to eliminate the cancer and reduce the risk of further complications.Rate this question:
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- 36.
Disorders of retinal blood vessels- microaneurysms, hemorraghes, dilation of retinal veins, and the new formation of abnormal vessels.
- A.
Diabetes Retinopathy
- B.
Hypoxia
- C.
Hordoelum
- D.
Extropian
Correct Answer
A. Diabetes RetinopathyExplanation
Diabetic retinopathy is a disorder of the retinal blood vessels that occurs due to diabetes. It is characterized by various abnormalities in the blood vessels of the retina, including microaneurysms, hemorrhages, dilation of retinal veins, and the formation of abnormal vessels. These abnormalities are caused by the damage to the blood vessels due to high blood sugar levels and the resulting hypoxia (lack of oxygen) in the retina. This condition can lead to vision loss if left untreated.Rate this question:
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- 37.
Large cavity behind the lens; is a jelly like fluid that helps maintain the globular shape and facilitates the refraction of images.
- A.
Vitreous Humar
- B.
Hypertrophies
- C.
Blepharoptosis
- D.
Diabetes Retinothropy
Correct Answer
A. Vitreous HumarExplanation
The correct answer is Vitreous Humar. The explanation is that the vitreous humor is a large cavity behind the lens of the eye that contains a jelly-like fluid. This fluid helps to maintain the globular shape of the eye and also facilitates the refraction of images.Rate this question:
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