객관식
What is the name of the structure located inside the cochlea that contains auditory receptors?
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15. The Special Senses
Introduction to Special Senses
객관식
Where is the blind spot located in the human eye?
A
At the fovea centralis
B
In the lens
C
At the optic disc
D
In the macula lutea
검증된 단계별 안내1
Understand the anatomy of the eye: The human eye is composed of several key structures, including the cornea, lens, retina, fovea centralis, macula lutea, and optic disc.
Identify the function of the optic disc: The optic disc is the point on the retina where the optic nerve fibers exit the eye. It lacks photoreceptors, which are the cells responsible for detecting light.
Recognize the significance of the optic disc: Because the optic disc has no photoreceptors, it is unable to detect light, creating a 'blind spot' in the visual field.
Differentiate between the optic disc and other parts of the eye: The fovea centralis is responsible for sharp central vision, the lens focuses light onto the retina, and the macula lutea is an area of the retina with a high concentration of photoreceptors.
Conclude that the blind spot is located at the optic disc, as it is the only area in the eye without photoreceptors, leading to a lack of visual information from that specific point.
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