Which of the Following Represents the Lowest Vacuum

question 5

Multiple Choice

Which of the following represents the lowest vacuum?

• A) 10 psia.
• B) 5 in. Hg vacuum.
• C) 5 psig.
• D) 1000 microns.

---

Definitions:

Opponent-Process Cells

Cells in the eye that are responsible for processing colors by detecting differences in the wavelengths of light, supporting the theory that color perception is controlled by opposing retinal processes.

Thalamus

A brain structure that acts as a relay station, processing and transmitting sensory and motor signals to and from the cerebral cortex.

Retina

A light-sensitive layer of tissue at the back of the eye that converts light into electrical signals, which are sent to the brain to produce vision.

Blindsight

A condition in which individuals can respond to visual stimuli in their blind spots without consciously perceiving them.