Growth cycle and skin diagram

What stage is the hair in catagen?

• Acvtive

• Resting

• Changing

When the hair is in growth that lasts for 1-6 years this is called

• Anagen

• Catagen

• Telogen

When hair follicle is in Telogen what happens to the follicle?

• The follicle is attached to the dermal papilla

• Has started to detach from the dermal papilla

• Is fully detached from the dermal papilla

the blood supply needs to be attached to the base of the follicle for hair growth

• True

• False

• makes no difference as the blood vessels still produce blood regardless

Telogen lasts for how long

• 3-4 months

• 2-3 weeks

• 3-10 years

Catagen lasts for how long?

• 2-3 weeks

• 3-4 months

• 6 years

where will you find the nerve endings

• Upper part of the dermis

• Hypodermis

• Dermis

Where is the Epidermis?

• It is the middle layer of the skin

• It is the top or first layer of the skin

• it is the third layer of the skin

what can affect the growth cycle

• Shampooing

• Medication, pregnancy, illness

• Combing the hair too much

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Why are the nerve endings in the upper part of the dermis?

• So you can feel pain, heat and sharp objects

• So they spread out more

• To stop your body feeling pain