What Three Factors Determine the Depth of Field of a Field

question 7

Multiple Choice

What three factors determine the depth of field of a field of view?

• A) zoom range, focal length, and subject-to-camera distance
• B) iris,Ò-stop, and light level
• C) subject-to-camera distance, aperture, and zoom ratio
• D) aperture, subject-to-camera distance, and focal length
• E) subject-to-camera distance, contrast range, and iris

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Definitions:

Insulin

A substance secreted by the pancreas that controls blood glucose levels by promoting glucose absorption into the body's tissues.

Resting Potential

The electrical potential of a neuron or other excitable cell relative to its surroundings when not stimulated or involved in passage of an impulse.

Central Nervous System

The part of the nervous system consisting of the brain and spinal cord, which integrates information received from the body and coordinates activity.

Synapse

The junction between neurons that permits a signal to pass from one neuron to the next.