Hair & Scalp Sciences第 61 / 100 题
The active growing phase of the hair growth cycle is called:
a.Telogen
b.Anagen
c.Catagen
d.Keratin
解析
Anagen is the phase of active growth during which the hair is being produced, and it can last several years. Catagen is the brief transition phase and telogen is the resting/shedding phase.
免费刷完整 100 道题库 — 无需注册。
同考点相关题目
- The three main layers of the hair shaft from outside to inside are:
- Which layer of the hair contains the pigment (melanin) that gives hair its color?
- The small, cone-shaped structure at the base of the follicle that supplies nourishment for hair growth is the:
- The chief protein of which hair is composed is:
- Dandruff, characterized by flaking of the scalp, is technically known as:
- Which scalp condition is caused by a fungus and typically appears as red, ring-shaped patches?