Sense Organs Welcome to your Sense Organs 1. The defect of the eye in which the eye ball becomes too long is Hypermetropia Cataract Myopia Presbyopia2. Which of the following is true about retina? Sensitive to light Contains rods and cones Innermost layer All of the above3. What type of image is formed by the eye lens on the retina? Virtual and inverted Virtual and erect Real and inverted Real and erect4. Aqueous humour is present between the Cornea and lens Cornea and iris Lens and retina Iris and lens5. The parts of the human ear concerned with hearing are Cochlea, ear ossicles and tympanum Semicircular canals, utriculus and sacculus Eustachian tube, tympanum and utriculus Perilymph, ear ossicles and semicircular canals6. The number of spinal nerves in a human being are 10 pairs 31 pairs 21 pairs 30 pairs7. The aperture in the eye through which light enters is the Ciliary muscles Choroid Conjunctiva Pupil8. Find the correct statement about the eustachian tube. Equalises pressure between middle ear and outer atmosphere and also connects middle ear to pharynx Connects internal ear to external ear Connects middle ear to pharynx it equalises pressure between middle aer and outer atmosphere9. The photoreceptor cells of the retina sensitive to colour are Rods Organ of corti Cones Pupil10. Find the incorrect match Blind spot - no vision Yellow spot - blurred vision Cone cells - iodopsin Rod cells - rhodopsin11. Find the incorrect match Saccule and utricule - maintain static equilibrium Sensory hair cells - Present on basilar membrane Middle ear - amplifies sound waves CRistae - perform hearing function12. The medical condition in which the lens of the eye of a person becomes progressively cloudy resulting in blurred vision is called Presbyopia Cataract Hypermetropia Myopia13. The defect of vision in which a person cannot see the distant objects clearly but can see nearby objects clearly is called Bifocal eye Presbyopia Hypermetropia Myopia14. Which part of our ear is shaped like a snail shell? Eustachian tube Stapes Cochlea Semi-circular canals15. The vestibular and tympanal canal of inner ear is filled with Endolymph Cystolymph Perilymph Otolymph16. The part of the human eye where rod cells and cone cells are located is the Retina Choroid Cornea Sclera17. The defect of vision in which the image of nearby objects is formed behind the retina is Hypermetropia Short- sightedness Presbyopia Myopia18. The median cochlear canal of inner ear is filled with Cystolymph Perilymph Endolymph Otolymph19. Which part of the eye is grafted in a needy patient from a donated eye? Choroid Conjunctiva Ciliary muscles Cornea20. The sequence of ear ossicles of vertebrates starting from the tympanum is Stapes, malleus, incus Malleus, incus, stapes Incus, malleus, stapes Stapes, incus, malleus21 out of 20Please fill in the comment box below.
