The Change in the Shape of the Lens in Order

question 309

Multiple Choice

The change in the shape of the lens in order to focus on a visual image is known as ________.

• A) fixation
• B) divergence
• C) convergence
• D) visual accommodation

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Definitions:

Pain Signals

Neural transmissions that convey the sensation of pain from the peripheral nervous system to the central nervous system.

Neuron

A specialized cell transmitting nerve impulses; a basic building block of the nervous system.

Dendrites

are the branched extensions of a neuron that receive signals from other neurons.

Novocaine

A brand name for procaine, a local anesthetic used to numb tissue in a specific area.