Sense Organs Welcome to your Sense Organs 1. The median cochlear canal of inner ear is filled with Endolymph Cystolymph Otolymph Perilymph2. Which of the following is true about retina? Sensitive to light Innermost layer Contains rods and cones All of the above3. The medical condition in which the lens of the eye of a person becomes progressively cloudy resulting in blurred vision is called Presbyopia Cataract Myopia Hypermetropia4. Which part of the eye is grafted in a needy patient from a donated eye? Conjunctiva Choroid Ciliary muscles Cornea5. Find the incorrect match Middle ear - amplifies sound waves CRistae - perform hearing function Saccule and utricule - maintain static equilibrium Sensory hair cells - Present on basilar membrane6. The aperture in the eye through which light enters is the Ciliary muscles Conjunctiva Choroid Pupil7. The part of the human eye where rod cells and cone cells are located is the Retina Choroid Cornea Sclera8. Which part of our ear is shaped like a snail shell? Eustachian tube Stapes Semi-circular canals Cochlea9. Aqueous humour is present between the Cornea and lens Cornea and iris Iris and lens Lens and retina10. What type of image is formed by the eye lens on the retina? Virtual and erect Real and erect Virtual and inverted Real and inverted11. The sequence of ear ossicles of vertebrates starting from the tympanum is Stapes, malleus, incus Incus, malleus, stapes Malleus, incus, stapes Stapes, incus, malleus12. The parts of the human ear concerned with hearing are Eustachian tube, tympanum and utriculus Semicircular canals, utriculus and sacculus Cochlea, ear ossicles and tympanum Perilymph, ear ossicles and semicircular canals13. The number of spinal nerves in a human being are 31 pairs 30 pairs 10 pairs 21 pairs14. The photoreceptor cells of the retina sensitive to colour are Pupil Cones Rods Organ of corti15. Find the incorrect match Blind spot - no vision Cone cells - iodopsin Yellow spot - blurred vision Rod cells - rhodopsin16. Find the correct statement about the eustachian tube. it equalises pressure between middle aer and outer atmosphere Connects internal ear to external ear Connects middle ear to pharynx Equalises pressure between middle ear and outer atmosphere and also connects middle ear to pharynx17. The defect of the eye in which the eye ball becomes too long is Hypermetropia Presbyopia Myopia Cataract18. The defect of vision in which a person cannot see the distant objects clearly but can see nearby objects clearly is called Myopia Hypermetropia Presbyopia Bifocal eye19. The vestibular and tympanal canal of inner ear is filled with Perilymph Endolymph Otolymph Cystolymph20. The defect of vision in which the image of nearby objects is formed behind the retina is Myopia Presbyopia Hypermetropia Short- sightedness21 out of 20Please fill in the comment box below.
