Description : A person who can see distant objects clearly but cannot see nearby objects distinctly is suffering from which eye disease?
Last Answer : Hypermetropia.
Description : ______ is the defect which occurs in eye due to excessive curvature of cornea and person is not able to see distant objects clearly . a)myopia b)hypermetropia c)squint d)cataract
Last Answer : a)myopia
Description : Ability of the eye to see objects at all distances is called (a) Binocular vision (b) Myopia (c) Hypermetropia (d) Accommodation
Last Answer : Ans:(d)
Description : What type of lens is used to correct vision of a person suffering from Myopia? (1) Convex lens (2) Concave lens (3) Crossed lens (4) Cylindrical lens
Last Answer : (2) Concave lens Explanation: Near-sightedness, also known as short-sightedness and myopia, is a condition of the eye where light focuses in front of, instead of on, the retina. This causes distant objects to be blurry while close objects appear normal.
Description : Cylindrical lens is used by a person suffering from - (1) astigmatism (2) myopia (3) hypermetropia (4) None of these
Last Answer : (1) astigmatism Explanation: A cylindrical lens is typically used to focus, condense or expand incoming light. A cylindrical lens has one cylindrical surface, causing light to be focused in a single dimension or axis.
Last Answer : Concave lens
Description : Persons suffering from myopia are advised to use – (1) convex lens (2) concave lens (3) piano-convex lens (4) plano-concave lens
Last Answer : (2) concave lens Explanation: A concave lens is used to correct short-sightedness (myopia). In myopia, images are formed in front of the retina, resulting in a blurred image. This occurs when the ... too long or the refractive powers of the cornea and lens of the eye are relatively too strong.
Description : Persons suffering from myopia are advised to use (1) convex lens (2) concave lens (3) plano-convex lens (4) plano-concave lens
Last Answer : concave lens
Description : What type of lens is used to correct vision of a person suffering from Myopia?
Description : A man cannot see clearly beyond 10 meters. The disease he suffers from : (1) Far sight (2) Myopia (3) Cataract (4) Hypermetropia
Last Answer : (2) Myopia Explanation: The man suffers from myopia, a vision condition in which close objects are seen clearly, but objects farther away appear blurred. Nearsightedness occurs if the eyeball is too ... a result, the light entering the eye isn't focused correctly and distant objects look blurred.
Last Answer : Myopia
Description : Distant objects are visible as a little out of focus in this condition – (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia
Last Answer : (4) myopia Explanation: Myopia, also known as nearsightedness and short-sightedness, is a condition of the eye where the light that comes in does not directly focus on the retina but in front of it, causing ... at a distant object to be out of focus, but in focus when looking at a close object.
Description : Distant objects are visible as a little out of focus in this condition : (1) presbiopia (2) hypermetropia (3) astigmatism (4) myopia
Last Answer : myopia
Description : Myopia is the same as (1) Near sightedness (2) Astigmatism (3) Presbyopia (4) Long sightedness
Last Answer : Near sightedness
Description : A far-sighted person, without optical correction, is typically able to see nearby objects more clearly in bright light. The reason for this phenomena is: w) bright light provides better ... bright light causes squinting which flattens the eyeball which tends to correct the far-sighted condition.
Last Answer : ANSWER: X -- THE PUPIL OF THE EYE NARROWS WHICH INCREASES THE DEPTH OF FOCUS
Description : A colour-blind person cannot – (1) See distant objects (2) See black colour (3) Distinguish between certain colours (4) Have persistence of vision
Last Answer : (3) Distinguish between certain colours Explanation: Colour blindness or colour vision deficiency is the inability or decreased ability to see coluor, or perceive colour differences, under normal lighting ... to the optic nerve. This type of colour blindness is usually a sex-linked condition.
Description : A colour-blind person cannot (1) see distant objects (2) see black colour (3) distinguish between certain colours (4) have persistence of vision
Last Answer : distinguish between certain colours
Description : Among the defects of eye, the shortsightedness is called - (1) coma (2) hypermetropia (3) myopia (4) astigmatism
Last Answer : (3) myopia Explanation: Myopia, commonly known as being nearsighted and shortsighted. It is a condition of the eye where the light that comes in does not directly focus on the retina but in ... . It may also be corrected by refractive surgery, though there are cases of associated side effects.
Description : Myopia is a defect of Human eye. it can be corrected by using a lens called? A. Convex lens B. Concave lens (Answer) C. Cylindrical lens D. Plano convex lens E. None of these
Last Answer : B. Concave lens (Answer)
Description : Among the defects of eye, the shortsightedness is called (1) coma (2) hypermetropia (3) myopia (4) astigmatism
Description : When I close my left eye while lying down, why do objects seem to be at a different angle?
Last Answer : It is normal, and has to do with depth perception I believe. Both eyes work together to figure out where things are. If you close one eye, you’ve only got half the information your brain is used to getting.
Description : When a person walking in bright Sunlight enters a dark room, he is not able to see clearly for a little while because (1) the eye muscles cannot immediately adjust the focal length of the eye ... is unable to contract the pupil immediately. (4) the iris is unable to dilate the pupil immediately.
Last Answer : the iris is unable to dilate the pupil immediately.
Description : How is the human eye able to adjust to near and far objects?
Last Answer : The human eye is able to adjust to near and far objects by altering the focal length of the lens. When we see a near by object, the muscles around the lens contract which increase the convexity ... we see a distant object, the muscles around the lens relax which decreases the convexity of the lens.
Description : Which of the following terms refers to the decrease in lens flexibility that occurs with age, resulting in the near point of focus getting farther away? a) Presbyopia Presbyopia usually begins in ... lens of the eye. d) Glaucoma Glaucoma is a disease characterized by increased intraocular pressure.
Last Answer : a) Presbyopia Presbyopia usually begins in the fifth decade of life, when reading glasses are required to magnify objects.
Last Answer : The force of attraction between the earth and the objects near it is called the force of gravity.
Description : An object is projected vertically upward near the surface of the earth. At the very top of its path, the object's velocity is zero, and its acceleration is: w) 0 x) 9.8 meters per second squared DOWNWARD y) 9.8 meters per second squared UPWARD z) depends on the mass of the object
Last Answer : ANSWER: X -- 9.8 METERS PER SECOND SQUARED DOWNWARD
Description : Resolving power is the ability of a microscope to a. Estimate cell size. b. Magnify an image. c. See two close objects as separate. d. Keep objects in focus.
Last Answer : d. Keep objects in focus.
Description : When a person walking in bright sunlight enters a dark room, he is not able to see clearly for a little while because (a) The eye muscles cannot immediately change the focal length of the eye ... iris is unable to contract the pupil immediately (d) The iris is unable to dilate the pupil immediately
Description : In a patient suffering from ARCUS SENILIS, which Chapter of Kent's repertory needs to be referred to find medicines specifically covering this pathology. Options: 1) Eye 2) Vision 3) Generalities 4) Head
Last Answer : Correct Answer: 1) Eye
Description : When a person enters a dark room from bright light he is not able to see clearly for little while because ______ A. Eye is unable to adjust itself immediately B. Retina becomes insensitive ... is unable to dilate the pupil immediately D. Distance between the lens and retina take time to adjust
Last Answer : ANSWER: C
Description : When a person enters a dark room from bright light, he is not able to see clearly for a little while because the (a) eye is unable to adjust itself immediately (b) retina becomes insensitive ... is unable to dilate the pupil immediately (d) distance between the lens and retina takes time to adjust
Last Answer : Ans:(c)
Description : When a person enters a dark room from bright light he is not able to see clearly for a little while because the? A. Eye is unable to adjust itself immediately B. Retina becomes insensitive ... to dilate the pupil immediately (Answer) D. Distance between the lens and retina take time to adjust
Last Answer : C. Iris is unable to dilate the pupil immediately (Answer)
Description : Two sources of sound placed close to each other, are emitting progressive waves given by y1 = 4 sin 600 t and y2 = 5 sin 608 t. An observer located near these two sources of sound will ... between waxing and waning (4) 8 beats per second with intensity ratio 81 : 1 between waxing and waning
Last Answer : (1) 4 beats per second with intensity ratio 81 : 1 between waxing and waning
Description : Gradient of velocity-time graph tells us about object's A. velocity B. displacement C. distance D. acceleration
Last Answer : acceleration
Description : If the distance between two objects, each of mass 'M', is tripled, the force of attraction between the two objects is: w) 1/2 the original force x) 1/3 the original force y) 1/9 the original force z) unchanged
Last Answer : ANSWER: Y -- 1/9 THE ORIGINAL FORCE
Description : Is it impossible to see objects as far as the distance of the moon and the sun?
Last Answer : Our eyes can only see as far as the horizon, due to the curvature of the Earth. For instance, an observer standing on a hill 100 feet (30 m) in height, their horizon is at a distance of 12.2 ... even better with a telescope. So the answer is we can see much further into space than our moon and sun.
Description : A child cannot distinguish between ’saw’ and ’was’, nuclear’ and ’unclear’. She/he is suffering from Options: A) dyslexia B) word jumbling disorder C) dyslexemia D) dysmorphemia
Last Answer : B) word jumbling disorder
Description : If someone were to write a biography about us, the following could be reported: #1 - We are always present in multiple-choice exams. #2 - Sherlock Homes kept a close eye on us after he retired. #3 - ... in reality, one of us. Based on the biographical information above --- Who/what are we? -Riddles
Last Answer : We are Bs, Bees, or Beas (as in Aunt Bea and actress Bea Benaderet.)
Description : A person was unable to close his right eye. There is dribbling of saliva from right angle of his mouth and he in unable to make a pout. The probable diagnosis is Options: 1) Bell’s Palsy 2) Trigeminal Neuralgia 3) Optic Nerve Injury 4) Oculomotor Nerve Injury
Last Answer : Correct Answer: 1) Bell’s Palsy
Description : The gravitational potential energy of an object close to the ground varies: w) inversely as its distance from the ground x) directly as its distance from the ground y) inversely as the square of its distance from the ground z) directly as the square of its distance from the ground
Last Answer : ANSWER: X -- DIRECTLY AS ITS DISTANCE FROM THE GROUND
Last Answer : : For normal eyes, the telescopes are infinite distances.
Description : What is myopia ?
Last Answer : : Myopia is one of the 4 major diseases of the eye.
Description : Myopia is a disease connected with – (1) Lungs (2) Brain (3) Ears (4) Eyes
Last Answer : (4) Eyes Explanation: Myopia, commonly known as nearsightedness, is a vision condition in which close objects are seen clearly, but objects' farther away appear blurred. It occurs if the eyeball ... eye has too much curvature. Concave lenses or corrective surgery is used to correct this defect.
Description : Which one of the following is a hereditary disease? (1) Haemophilia (2) Myopia (3) Anaemia (4) Leukemia
Last Answer : (1) Haemophilia Explanation: Hemophilia is a group of hereditary genetic disorders that impair the body's ability to control blood clotting or coagulation, which is used to stop bleeding when a ... been associated with royal families due to inbreeding, and is sometimes called the 'Royal Disease.'
Description : Myopia and Hypropia
Last Answer : Myopia - nearsightedness, condition of the eyes in which objects that are far away cannot be seen clearly (Ophthalmology); lack of insight and forethought Hyperopia - far-sightedness, ability to see distant objects more clearly than near ones
Description : Myopia is connected with?
Last Answer : eyes
Description : How is Myopia corrected?
Description : Give reason: A concave lens is used to correct myopia.
Last Answer : In a myopic eye light falls too short from the retina. A concave lens forces light to fall on the retina. Hence concave lens is used to correct myopia.
Description : What is myopia? How can it be corrected?
Last Answer : Myopia is a defect of the eye in which the person can see near by objects but cannot see far off objects clearly. It is caused due to the bulging of the eye ball or elongation of the eye ball. It can be corrected by using concave lens.