The Center of the Retina, the Fovea, Contains a Mixture

question 131

True/False

The center of the retina, the fovea, contains a mixture of about 75 percent rods and 25 percent cones.

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Definitions:

Reuptake

The process by which neurotransmitters are taken back into the neuron after being released into the synapse, effectively stopping their action on adjacent neurons.

Neurotransmitters

Chemical substances that carry signals from one neuron to another.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, responsible for processing and sending out nervous signals.

Spinal Cord

The long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.