Or Maybe Satellite Dishes?
a: rods and cones ~
b: antennas on old TV sets
What:
"The rods and cones are like antennas on old TV sets, and if these antennas are broken, you don't get a good picture on the TV," he explained. "So if enough rods and cones degenerate, then vision quality and center vision goes down."
Useful?
Writer: Sandeep Grover, M.D.
LCC:
Where:
Date: Mar 11 2015 11:00 AM
# 7501 Critique Analogy