WebMay 3, 2024 · Hair is a derivative of the epidermis and consists of two distinct parts: the follicle and the hair shaft. The follicle is the essential unit for the generation of hair. The hair shaft consists of a cortex and cuticle cells, and a medulla for some types of hairs. Hair follicle has a continuous growth and rest sequence named hair cycle. WebJul 21, 2015 · The human hair follicle is an intriguing structure, and much remains to be learned about hair anatomy and its growth. The hair follicle can be divided into 3 regions: …
The Integumentary System Accessory Structures: Glands
WebApr 22, 2015 · Textureis the diameter of a single hair. Diameter varies by genetics—hair can be any texture from very coarse to very fine. Coarse hair has a slower, harder time absorbing color, and requires more physical color to make a change. Fine hair receives color and lightens much more easily. WebStratum Basale. The stratum basale (also called the stratum germinativum) is the deepest epidermal layer and attaches the epidermis to the basal lamina, below which lie the layers of the dermis. The cells in the stratum basale bond to the dermis via intertwining collagen fibers, referred to as the basement membrane. A finger-like projection, or fold, known as … sls sharps bin
Chapter 5 Flashcards - Easy Notecards
WebJun 29, 2024 · As a hair grows towards the surface of the epidermis, the cells composing it are cut off from nourishment and die. We usually say that hair is “made” of a protein … WebThe abdomen is also known as the opisthosoma. On the ventral side of the abdomen are two hardened plates covering the book lungs. These are called the epigastric plates. A fold, known as the epigastric furrow, separates the region of the book lungs and epigyne from the more posterior part of the abdomen. WebAnatomy of Hair. Hair is a filamentous, usually pigmented outgrowth from the skin found only on mammals. Hair can be found on all areas of the skin except the lips, fingertips, … sls shop