MICROANATOMY

ENDOCRINE ORGANS AND RESPIRATORY SYSTEM

ENDOCRINE ORGANS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which neurons in your eye can detect only black and white of light?
A
rods
B
cones
C
cylinders
D
prisms
Explanation: 

Detailed explanation-1: -There are two types of photoreceptors in the retina, the rods and the cones . The rods see only in black and white and are mainly responsible for our night vision. The cones, on the other hand, can see in color and are responsible for color vision as well as sharp vision.

Detailed explanation-2: -Biology textbooks say that the eye uses one type of photoreceptor cells, called cones, for color vision and another type, called rods, for black and white vision.

Detailed explanation-3: -Cone cells help detect colors. Most people have three kinds of cone cells. People without all three see fewer colors, sometimes called color blindness. Some cones respond more strongly to blue light.

Detailed explanation-4: -The two types of photoreceptors in the eye are rods for black and white vision and cones for color vision. Rods are more active during periods of low ambient light, while cones are more active during periods of higher ambient light. Rod cells are much more numerous than cone cells.

Detailed explanation-5: -These specialized cells are called photoreceptors. There are 2 types of photoreceptors in the retina: rods and cones. The rods are most sensitive to light and dark changes, shape and movement and contain only one type of light-sensitive pigment. Rods are not good for color vision.

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