Nail and Hair Parts

Question 1

Incised Wounds

Answer 1

Clean, straight cuts with heavy bleeding

Question 2

Laceration

Answer 2

Blunt force tissue-tearing that leaves jagged scars

Question 3

Abrasion

Answer 3

Skin rubbing off on rough surfaces. Little to no scarring occurs relating to the depth.

Question 4

Puncture

Answer 4

An injury deeper than it is wide. The surface may heal too fast, trapping infection inside.

Question 5

Avulsion

Answer 5

Skin tears from the epidermis hooking on something. Surgical reattachment is possible

Question 6

Amputation

Answer 6

The loss of a distinct body part, like a limb, finger, toe, or ear. Often severe with profuse bleeding.

Question 7

Nail Bed

Answer 7

Groove in which the nail plate lies

Question 8

Nail Matrix

Answer 8

Supporting structure under the plate

Question 9

Nail Root

Answer 9

Responsible for nail growth

Question 10

Lunala

Answer 10

Half moon area at the nail’s base

Question 11

Eponychium

Answer 11

Cuticle

Question 12

Posterior Nail fold

Answer 12

Fold of skin at the nail’s base

Question 13

Shaft and Root

Answer 13

Visible part above the skin, part under the skin

Question 14

Hair bulb

Answer 14

Expanded section at the root’s base

Question 15

Follicle and Arrector Pilli

Answer 15

Membranous closure/muscle attached to follicle that contracts (goose bumps)

Question 16

Nerve receptor sac/sebaceous gland

Answer 16

wrapped around the hair bulb/located in the dermis to secrete natural oils

Question 17

Vellus/Lanugo

Answer 17

light-colored hair on most skin/hair covering developing babies