MNT Nail Anatomy & Pathology 2

Question 1

What is paronychia?

Accepted Answer

Infection and inflammation of the tissue surrounding the nail (nail fold)

Answer

A type of nail fungus

Answer

Normal nail growth variation

Answer

Nail plate separation from the bed

Question 2

What are Beau's lines?

Accepted Answer

Transverse depressions across the nail plate caused by temporary disruption of nail matrix growth

Answer

Vertical ridges that are a normal part of aging

Answer

Longitudinal dark streaks in the nail

Answer

White spots from minor trauma

Question 3

What systemic condition can cause spoon-shaped nails (koilonychia)?

Accepted Answer

Iron deficiency anemia

Answer

Vitamin C excess

Answer

High blood pressure

Answer

Diabetes

Question 4

What is the nail plate composed of?

Accepted Answer

Hard keratinized protein layers produced by the nail matrix

Answer

Calcium deposits

Answer

Bone tissue

Answer

Cartilage

Question 5

What are splinter hemorrhages under the nail?

Accepted Answer

Thin, dark red-brown lines under the nail caused by tiny blood vessel damage in the nail bed

Answer

Wooden splinter injuries

Answer

Normal nail coloring

Answer

Signs of fungal infection

Question 6

What is pterygium of the nail?

Accepted Answer

Abnormal growth of skin tissue (cuticle or proximal nail fold) that adheres to and grows over the nail plate

Answer

A wing-shaped growth on the eye

Answer

Normal cuticle tissue

Answer

A type of nail polish damage