MICROANATOMY

Detailed explanation-1: -The two main types of hair are the shorter and thinner “vellus” hairs (peach fuzz) found on the body and the longer and thicker “terminal” hairs. Examples of terminal hairs include the hair on your head, facial hair, eyelashes, eyebrows, pubic hair, chest hair and belly hair.

Detailed explanation-2: -The scalp consists of 5 distincts layers: the skin, connective tissue, epicranial aponeurosis, loose areolar tissue and pericranium. The skin is composed of two main layers, such as the epidermis and the dermis (with hair follicles, glands, Pacinian corpuscles, etc.)

Detailed explanation-3: -Alopecia totalis and universalis are the most severe forms of alopecia. Alopecia totalis eradicates all terminal scalp hairs alopecia universalis eradicates all body hairs.