Local Anesthetic Works by Blocking

question 67

Multiple Choice

Local anesthetic works by blocking:

• A)Receptor sites"
• B)Nodes of Ranvier"
• C)Neurotransmitter reuptake"
• D)Action potentials"

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Definitions:

Optic Nerve

A bundle of more than a million nerve fibers that transmit visual signals from the retina to the brain.

Fovea

A tiny pit located in the macula of the retina, responsible for sharp central vision due to a high concentration of cone cells.

Fovea

A small depression in the retina of the eye where visual acuity is highest due to the concentration of cones.

Visual Processing

The ability of the brain to interpret and make sense of visual information from the eyes, including recognizing shapes, colors, and movement.