Multiple Choice
Carl Jung, unlike Sigmund Freud, believed that _____ held much more than personal fears, urges, and memories.
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4. Sensation and Perception
Visual Anatomy
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Why do our eyes have a blind spot?
A
Having a place with no rods or cones saves biological resources.
B
A blind spot helps create a sense of depth perception.
C
Our blind spot is rich in rods, so it isn’t fully blind but lacks visual acuity.
D
Our blind spot is where the optic nerve leaves the eye to go to the brain.
Verified step by step guidance1
Understand the anatomy of the eye: The retina is the light-sensitive layer at the back of the eye, which contains photoreceptor cells known as rods and cones.
Identify the role of the optic nerve: The optic nerve is responsible for transmitting visual information from the retina to the brain.
Locate the blind spot: The blind spot, or optic disc, is the point on the retina where the optic nerve exits the eye. This area lacks photoreceptor cells, meaning it cannot detect light.
Recognize the implications of the blind spot: Since there are no rods or cones in the blind spot, it creates a small gap in the visual field where no image is detected.
Understand the brain's role: The brain compensates for the blind spot by using information from the other eye and surrounding visual cues to fill in the missing information, so we typically do not notice it in our daily vision.
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