BIO201 Chapter 6: Integumentary System Quiz Questions with Correct Answers Graded A+

BIO201 Chapter 6: Integumentary System Quiz Questions with Correct Answers Graded A+ _____ perspiration occurs when perspiration evaporates quickly so it is not noticed. - Answer Insensible _________________ are flat, melanized patches that vary with heredity and sun exposure. - Answer Freckles _________________ is a pale or ashen skin color that occurs when there is little blood flow through the skin. - Answer pallor _________________ is a word that means "abnormal redness of the skin." - Answer erythema ___________________ cells are skin cells with a sensory role. - Answer tactile - arises from superficial cells of the epidermis -raised, reddened, scally appearance - can spread from the keratinocytes to the lymphnodes - Answer squamous cell carcinoma - not actually part of the skin -contains tissues associated with insulation and energy storage - Answer Hypodermis - principally comprised of dense irregular connective tissue - includes hair, follicles, glands, and blood vessels -contains the papillary and reticular layers - Answer Dermis - the most common cell in the epidermis - produced by undifferentiated stem cells in the stratum basale -produce proteins and lipids associated with water-proofing of the skin - Answer keratinocytes -cells of lymphatic system -langerhans cells -phagocytes that ingest pathogens of the epidermis - Answer dendritic cells -creates a water barrier with the environment -includes 4-5 strata