Nail Unit

Question 1

Root

Answer 1

Is the part that extends the skin.

Question 2

Nail bed

Answer 2

Is the area the nail lays on.
It extends from the lunula to the hyponychium. This is the pink part of your nail which gets its color from blood vessels, nerves, and melanocytes.

Question 3

Nail plate

Answer 3

Is the acute nail made translucent keratin.

Question 4

Eponychium

Answer 4

Is the cuticle

Question 5

Perionchium

Answer 5

Is the skin around the nail and is the site of hangnails, ingrown nails, and infections of the skin around the nails call paronychia.

Question 6

Hyponchium

Answer 6

Is the junction between the free edge of the nail and the skin. A term you’ll want to be familiar with for nails is subungual.

Question 7

Subungual means under the nails.

Answer 7

Evacuation of a subungual hematoma is coded with cot code 11740.