Which of the Following Statements About Quaternary Ammonium Compounds Is

question 57

Multiple Choice

Which of the following statements about quaternary ammonium compounds is FALSE?

• A) They are a type of detergent.
• B) Zephiran is an example of a quat.
• C) They are not effective against Pseudomonas aeruginosa.
• D) They function by cross-linking proteins.
• E) They are harmless to humans except at high concentrations.

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Definitions:

Cornea

The transparent front part of the eye that covers the iris, pupil, and anterior chamber, contributing to the eye's optical power.

Visual Stimulation

The process of stimulating one's sense of sight, often through the presentation of images, patterns, or light.

Ganglion Cells

Neurons located in the retina that receive visual information from photoreceptors and transmit it to the brain via the optic nerve.

Bipolar Cells

Neurons located in the retina that function as intermediaries between photoreceptors (rods and cones) and ganglion cells, playing a critical role in visual signal processing.