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Doctors Medicines MCQs Q&A

Related Questions

What type of lens is used to correct vision of a person suffering from Myopia?
With reference to defects of vision, consider the following statements: 1. A person with Myopia can see nearby objects clearly but cannot see distant objects distinctly. 2. This defect may arise due to excessive curvature of the eye lens. Which of the statements given above is/are correct?
Which statement is correct about telescope: a) The focal length of the objective lens is more than the eyepiece. b) The focal length of the eyepiece is more than the objective lens. c) The aperture of the objective lens is more than the eyepiece. d) The aperture of the eyepiece is more than the objective lens.
 Which of the following statements is/are true of the human eye lens? Choose the correct answer from the code given below:  (i) It is a convex lens (ii) It is a concave lens (iii) It is a convex lens of variable focal length (iv) It forms a real and inverted image of a distant object at the retina
Given below are four statements- (p) The second principal focus of a lens is the position of the object, real or virtual whose image is at infinity. (q) The second principal focus of a lens is the position of the image, real or virtual whose object is at infinity. (r) The first principal focus of a lens is the position of the object, real or virtual whose image is at infinity. (s) The first principal focus of a lens is the position of the image, real or virtual whose object is at infinity.  Examine the above statements and find which among then are correct. 
Accommodation is a process in the eye where
1. Ciliary muscles attached to the lens
flatten it for distant objects
2. Ciliary muscles attached to the lens thicken for closer objects
3. Ciliary muscles flatten the lens for closer objects
4. Ciliary muscles thicken the lens for distant objects
Select the correct answer from the options given below:
Consider the results of a medical experiment that aims to predict whether someone is going to develop myopia based on some physical measurements and heredity. In this case, the input dataset consists of the person’s medical characteristics and the target variable is binary: 1 for those who are likely to develop myopia and 0 for those who aren’t. This can be best classified as
Eight friends— A, B, C, D, E, F, G and H are sitting around a circular table facing the centre. Each one of them likes different brands of television—Onida, Sony, Samsung, Micromax, TCL, LG, Toshiba and Sansui, but not necessarily in the same order. A sits third to the right of the person who likes Sansui. A does not like Samsung. E is not an immediate neighbour of H. C sits on the immediate right of the person who likes Samsung.                                     Neither A nor H likes TCL or a Sony. The person who likes TCL is not an immediate neighbour of the person who likes Sansui. The person who likes Onida sits second to the left of E. The person who likes Onida is an immediate neighbour of the both persons who like LG and Toshiba. Person who likes Toshiba sits third to the right of B. B does not like TCL. F is not an immediate neighbour of A. G is not an immediate neighbour of the person who likes Onida. Only two people sit between the person who likes Toshiba and H. The persons who like TCL and the Sony are immediate neighbours of each other. Which of the following brands of television is liked by H?
There are flowers in a basket which are to be distributed to five persons standing in a row. The second person received half of the number of flowers given to the first person, the third person received half of the number of flowers received to the second person; the fourth person received half of the number of flowers received to the third person and the fifth person received half of the number of flowers received to the fourth person. If the fifth person received only one flower and there is no flower remaining in the basket, how many flowers were their in the basket?
Which of the following statements regarding defects of vision in human beings is correct? I. A person with Hypermetropia can see nearby objects clearly but cannot see distant objects distinctly. II. A person with myopia can see distant objects clearly but cannot see nearby objects distinctly.