That depends on the length of the hair. Someone with a crew cut might be close to 50/50 whereas someone with hair they can sit on the ratio would be more like 1/99.
Shaft
Hair root
The hair shaft, which is above the skin's surface, is considered dead tissue. The living portion of the hair is the hair follicle, located below the skin's surface.
The inner portion of the hair is the cortex and the inner-most portion is the medulla.
The inner portion of the hair is the cortex and the inner-most portion is the medulla.
The hair shaft is the portion of the hair that projects above the skin, it has 3 layers.The 3 layers are the cuticle, the cortex and the medulla. If you need more information on the 3 layers respond back!
hair shaft
a lock of hair
Hair Shaft
hair shaft
Hair shaft
we most clean our hair nd make it