The registered nurse is teaching a group of student nurses about the terminologies used to describe skin lesions. Which statement made by the student nurse needs correction?

Question

1. "The dried yellowish and yellow-brown exudate on the skin is called crust."
2. "The hardening or thickening of the skin is referred to as erythema."
3. "Bulla is a blister with a diameter greater than 0.5 cm."
4. "Atrophy is thinning and loss of skin layers."

Answer 1

2