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प्रश्न
State the functions of the following:
Eyelids
उत्तर
Maintain moisture in the eyes by protecting the outer surface and spreading tears.
संबंधित प्रश्न
Which one or more of the expressions in column II are appropriate for the items listed in column I? write the correct matching pairs-
| Column I | Column II |
| (i) The blind spot | (a) colour of the eye |
| (ii) the yellow spot | (b) shape of the lens |
| (iii) Ciliary muscle | (c) protective covering of the brain |
| (iv) Iris | (d) basic unit of brain |
| (v) Meninges | (e) free of rod cells |
| (f) vitreous humour | |
| (g) centre of the retina | |
| (h) no sensory cells |
Tear gland is also called ______.
What are the three main parts of the membranous labyrinth.
Arrange and rewrite the terms in the group in the correct order to be in a logical sequence beginning with the term that is underlined:
Fovea, Lens, Cornea, Coniunctiva.
The antiseptic present in tears is ______.
State the functions of the following:
Eyelashes
State the functions of the following:
Tears
Give the reason for the following:
Medicines dropped in the eye flow down into the nose.
Tears have an antiseptic property due to the presence of ______.
Define the following term:
Conjunctiva
Define the following term:
Lysozyme
