| A | B |
|---|
| Integumentary system | skin |
| specialized organs derived from the skin | hair, nails & glands |
| functions of the skin | protects the body from dehydration & from damage by the elements |
| Epidermis | Outer layer of the skin |
| Dermis | corium |
| corium | Inner layer of the skin |
| Hypodermis | subcutaneous connective tissue |
| subcutaneous connective tissue | superficial connective tissue |
| superficial connective tissue | Tissue under the skin |
| Skin consists of the | epidermis & dermis |
| Glands | specialized organs derived from skin |
| dermis | inner layer of skin |
| corium | dermis |
| Deep to the dermis | hypodermis |
| Ectoderm | Outer layer of an embryo |
| Keratinized | To convert into fibrous protein |
| Stratified | formed into layers |
| Squamous | scales |
| Epithelium | thin protective layer of tissue |
| types of Glands | Sebaceous & sweat |
| Sebaceous Glands | alveolar glands |
| alveolar | relating to air sac in lung |
| alveolar glands | acinar glands |
| Sweat | a watery fluid containing ammonia, urea, uric acid & sodium chloride |
| types of sweat glands | eccrine & apocrine |
| Eccrine Sweat Glands | coiled tubular glands |
| merocrine | without cell damage |
| Apocrine Sweat Glands | Very large glands |
| Hair | filamentous keratinized structures derived from the epidermis of skin |
| filamentous | slender strand or fiber |
| A hair consists | of a shaft & a root |
| Hair Follicles | Consists of 2 sheathes |
| Hair Follicle's 2 sheathes | the epithelial root sheath & the connective tissue root sheath |
| hair matrix | strands |
| dermal papilla | small lump of tissue |
| Nails | Translucent plates of keratinized epithelial cells |
