Lecture12: Histology Of Retina

Question 1

Which photoreceptor type has multiple invaginations of plasma membrane?

Answer 1

Cones

Question 2

Which photoreceptor type has layer upon layer of flattened disks?

Answer 2

Rods

Question 3

Which photoreceptor is more sensitive to light?

Answer 3

Rods

Question 4

Which photoreceptor type is there more of?

Answer 4

Rods

Question 5

Which photoreceptor type is more central?

Answer 5

Cones

Question 6

What is the Macula Lutea (yellow spot)

Answer 6

Part of retina of most visual clarity

Question 7

What myelinates the optic nerve

Answer 7

Oligodendrocytes

Question 8

Explain retinal detachment?

Answer 8

When the pigmented epithelial layer detaches from the photoreceptor layer

Question 9

What is a symptom of retinal detachment?

Answer 9

Blurred vision

Question 10

What cells are included in the inner nuclear layer?

Answer 10

Bipolar and horizontal cells

Question 11

What layer is the horizontal cells reaching towards?

Answer 11

Outer plexiform layer

Question 12

What layer are rods and cones included in?

Answer 12

Photoreceptor outer segment