A Flexible, Spiral-Shaped Bacterium Is Called a

question 59

Multiple Choice

A flexible, spiral-shaped bacterium is called a

• A) spirochete.
• B) vibrio.
• C) coccobacillus.
• D) spirillum.
• E) sarcina.

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Definitions:

Macular Degeneration

A medical condition which may result in blurred or no vision in the center of the visual field due to damage to the retina.

Optic Disk

The point in the eye where the optic nerve connects to the retina, also known as the blind spot.

Retina

A thin layer of tissue located on the inside back wall of the eye, containing cells that are sensitive to light and trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.

Lens

A part of the eye that focuses light onto the retina, enabling vision.