Hair & Scalp SciencesCâu 60 / 100
The small, cone-shaped structure at the base of the follicle that supplies nourishment for hair growth is the:
a.Cuticle
b.Medulla
c.Dermal papilla
d.Arrector pili
Giải thích
The dermal papilla contains the blood supply and nerves that feed the growing hair bulb. Because it is living tissue, damage to the papilla can affect hair growth.
Luyện miễn phí toàn bộ 100 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- The part of the hair that projects above the surface of the skin is the:
- 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 active growing phase of the hair growth cycle is called:
- The chief protein of which hair is composed is:
- Dandruff, characterized by flaking of the scalp, is technically known as:
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