Dermis of Skin Appendages of Skin Wound Healing

Dermis of Skin Appendages of Skin Wound Healing & Aging Chapter 4 Video 2 Review

Review Questions • What are the finger-like upward projections of the dermis called? DERMAL PAPILLAE

Review Questions • What are tears in the dermis called? STRIAE

Review Questions • What is the deepest layer of the dermis called? RETICULAR LAYER

Review Questions • What type of connective tissue makes up most of the dermis? DENSE CONNECTIVE TISSUE

Review Questions • Which structures increase friction for better grasping and provide the basis for fingerprints and footprints? EPIDERMAL RIDGES

Review Questions • What type of fibers are found in the connective tissue of the dermis (there are 2)? COLLAGEN & ELASTIC FIBERS

Review Questions • What is the name for the bluish tint that can indicate a lack of oxygen? CYANOSIS

Review Questions • Which pigment is produced for protection from UV radiation? MELANIN

Review Questions • What type of tissue makes up the dermis? DENSE FIBROUS CT

Review Questions • What protein makes up nails? KERATIN

Review Questions • What are sweat glands called? SUDORIFEROUS GLAND

Review Questions • What abnormal skin color indicates liver disease? JAUNDICE

Review Questions • What is one function of sebum? Keeps skin soft Moistens skin Prevents hair from Becoming brittle Antibacterial properties

Review Questions • Which gland is only found in the ear and produces ear wax? CERUMINOUS GLAND

Review Questions • What three things contribute to skin color? MELANIN CAROTENE HEMOGLOBIN (BLOOD CAPILLARIES)

Review Questions • What type of hair is found on the fetus in utero? LANUGO

Review Questions • Where does cell division occur in the nail? MATRIX

Review Questions • In which part of the skin do most effects of aging take place? DERMIS