NEETBiologyNeural Control and CoordinationMCQ+4 / −1
Which of the following statements is the characteristics of human cornea?
- AIt is secreted by conjuctiva and glandular layer.
- BIt is a lacrimal gland which secrete tears.
- CBlood circulation is absent in cornea.
- DIn old age it becomes the cause of cataract.
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Correct answer: C
Cornea forms the anterior one-sixth of the fibrous coat. It is transparent, circular and fully visible from infront. It is composed of a peculiar variety of connective tissue covered externally by stratified nonkeratinized squamous epithelium and internally by simple squamous epithelium. It lacks blood vessels. It is nourished by lymph from adjacent area.
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