90 out of 120
The retinal pigment epithelium: (True / False) (LQ)
|A||contains both tight and gap junction|
|B||contains melanin on its apical surface|
|C||produces c wave of the ERG (electroretinogram)|
|D||produces part of the Bruch membrane|
|E||is not permeable to sodium fluorescein molecules|
Ans. A a.T b.T c.T d.T e.T A continuous series of tight junctions encircle the RPF cells and forms the blood retina barrier between the choriocapillaris and the retina.