Review Integumentary System Review The skin performs five

Review Integumentary System

Review • The skin performs five important functions for the body, what are they? • 1. Protection(against invasion) • 2. Perception(in cooperation with the nervous system) • 3. Temperature control(with blood) • 4. Absorption(material from its surface into glands , transdermal patch) • 5. Excretion(eliminating water and salt plus waste products) • When the skin is exposed to the sun, it becomes red because of dilation of the superficial blood vessels called? • Erythema • When the body’s temperature control center in the brain senses that the body is to warm, the surface vessels do what to cool the body? • Dilate • When the body is to cool the surface vessels do what to warm the body, shivering also occurs • Constrict

Review • The skin also combines the ultraviolet rays from sunlight with the skin to produce of? • Vitamin D • The outer, non-sensitive, nonvascular layer of the skin? • Epidermis • Full of ridges that form what? and patterns on the fingertips that we call fingerprints • Whorls • The inner layer of skin, the dermis contains most of the skin's specialized cells and structures? • Dermis • This part of the skin is below the dermis • Subcutaneous

Review • These glands secrete sebum(oil) to lubricate the hair, prevent dying of the skin and hair? • Sebaceous glands • This is the visible part of the hair? • Hair shaft • This is the cavity which contains the hair • Hair follicle

Review • • • Human skin color is primarily due to the presence of? Melanin This is an itchy, irregular shaped skin edema? Wheal This is a solid mass(benign or malignant)? Tumor This is an inflammation of the sebaceous glands and oversupply of sebum oil? Acne Vulgar This is the loss of hair, thinning and eventual absence of hair(baldness) Alopecia This is a closed sac containing fluid(usually benign) Cyst

Review • This is a slow growing skin cancer and is a locally destructive skin tumor • Basal cell carcinoma • This skin cancer might metastasize through the lymphatic and circulatory system? • Melanoma • What are the ABCDE’s of checking your skin? • A- asymmetry • B- border • C- color • D-diameter • E-evolving

Review • This is an acute diffuse or spreading inflammation of the skin and subcutaneous tissue, characterized by swelling, pain, heat, and redness? • Cellulitis • This is a disease associated with lesions in the oral and nasal area? • Herpes simplex 1 • This is a disease that is associated with genital lesions? • Herpes simplex 2 • Is an acute infection process also known as shingles? • Herpes Zoster

Review • A thickened scar that developed excess dense tissue as it progressed through the healing process • Keloid • This is a common skin condition that causes skin redness, itching and irritation, characterized by red papules and scaling • Psoriasis • This is a chronic skin eruption that makes the face, especially the nose and cheeks, look flushed • Rosacea

Review • This is a skin infestation caused by the itch mite • Scabies • This is caused from a self-limiting reaction to allergens, from stress or viral infection • Urticaria or ? • Hives • This is a benign(noncancerous) viral infection of the skin also called warts? • Verrucae