What Are Heberden Nodes

question 14

Multiple Choice

What are Heberden nodes?

• A) Yellow longitudinal lines in the nails
• B) Thickened discolored fingernails
• C) Darkened areas under the fingernail
• D) Bony enlargements of distal joints of the fingers

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Definitions:

Spinal Cord

The cylindrical bundle of nerve fibers and associated tissue that is enclosed in the spine and connects nearly all parts of the body to the brain, forming the central nervous system.

Olfactory Cortex

A region in the brain involved in the perception of odors.

Frontal Lobe

The part of the brain located at the front of each cerebral hemisphere, responsible for voluntary movement, expressive language, and managing higher level executive functions.

Temporal Lobe

A region of the cerebral cortex involved in processing auditory information and is critical for the understanding of language.