What Region of the Eye Has the Largest Concentration of Cones

question 80

Multiple Choice

What region of the eye has the largest concentration of cones?

• A)the periphery
• B)the iris
• C)the optic nerve
• D)the fovea

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Definitions:

Terminal Buttons

Terminal buttons are the small knobs at the end of an axon that release chemicals called neurotransmitters, which convey signals across synapses to other neurons.

Neurotransmitters

Chemicals in the brain that transmit signals from one neuron to another, influencing various functions and moods.

Chemicals

Substances with a distinct molecular composition that are produced by or used in a chemical process.

Myelin Sheath

A fatty layer that envelops axons of some neurons, enhancing the speed at which nerve impulses are conducted.