logo
Question of the Week
Video Library
Ophthalmology Books & Manuals
Cybersight Atlas of Eye Diseases
The Ophthalmology Minute
Nursing Education
Eye Care Equipment
Orbis Program Features
Free Online Journals
Ophthalmology Links
Frequently Asked Questions (FAQ)
Print ViewPrint this Page
2004 Series -  March 16, 2004 Lecture 42 of 50  NEXT»

 

    Cornea  

The cornea is said to be the "window" of the eye.  We observe the cornea each time we examine a patient.  How much do we know about this structure of the eye?

1.  The cornea has: 
 

a.  5 layers, the second of which is Bowman's
b.  4 layers, the deepest of which is Descemet's

c.  an epithelial covering which is not capable of regeneration
d.  a higher water content than adjacent sclera

2.  The cornea has a refractive power:
  a.  greater than the lens
b.  capable of producing astigmatism in certain conditions
c.  decreasing as the cornea flattens
d.  all of the above

3.  The normal cornea has:
  a.  abundant blood vessels seen only with high magnification
b.  rich sensory innervation
c.
  the ability to regenerate Bowman's membrane
d.  none of the above

 

For answers to the above, click here:

 

 


Lecture 42 of 50 «Previous Lecture   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50    Next»