Vertical section through the finger end. 1: Nail; 2: Cuticle; 3: Cutis; 4: Groove in Cuticle at the root of the Nail; 5: Bone.

Skin

Vertical section through the finger end. 1: Nail; 2: Cuticle; 3: Cutis; 4: Groove in Cuticle at the…