Question

question 29 tyrahns rods do not transform light into nerve impulses as easily and efficiently as they should, so he has trouble seeing in dim light. this is called ______
o conductive
o night
o foveal
o sensorineural
blindness
question 30 in a person whose eyes work in the usual fashion, the ____ will focus images perfectly on a small indentation in the back of the eye known as the ____.
o iris; retina
o lens; fovea
o fovea; lens
o cornea; iris

Explanation:

For Question 29, rods are photoreceptor cells in the retina important for night - vision. When rods don't convert light to nerve impulses properly, it causes night blindness. For Question 30, the fovea is the small indentation in the back of the eye where images are focused perfectly in normal - functioning eyes.

Answer:

Question 29: night blindness
Question 30: fovea