In What Region of the Retina Is Vision the Sharpest

question 59

Multiple Choice

In what region of the retina is vision the sharpest due to the largest concentration of cones?

• A) fovea
• B) optic nerve
• C) saturation
• D) where the optic nerve leaves the eye

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Definitions:

Synaptic Vesicles

Small structures within neurons that store neurotransmitters, which are released into the synaptic cleft during neural communication.

Axon Terminals

The endings of axons that transmit signals to other neurons or muscle cells through synapses.

Neurogenesis

The process of generating new neurons in the brain, which occurs in certain brain regions throughout life.

Dopamine

A neurotransmitter involved in controlling movement and posture, moderating mood, and plays a central role in the reward system of the brain.