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A & P 3.1-3.3
| Term | Definition |
|---|---|
| Cutaneous Membrane | Another name for skin |
| Epithelial Membrane | Thin sheets of tissue lining the internal and external surfaces of the body |
| Membranes | Thin sheets or layers of pliable tissue |
| Mucous Membranes | Thin sheets of tissues lining the body cavities that open to the outside world |
| Pericardium | The membrane that surrounds the heart |
| Peritoneum | The membrane that lines the abdominal cavity |
| Pleura | The membrane that encases the lungs |
| Serous Fluid | Thin, clear liquid that serves as a lubricant between parietal and visceral membranes |
| Serous Membranes | Thin sheets of tissues that line the body cavities closed to the outside world |
| Synovial Fluid | A clear liquid secreted by synovial membranes that provide cushioning for and reduces friction in synovial joints |
| Synovial Membrane | Lining of the synovial joint cavity that produces synovial fluid |
| Dermis | Layer of skin between the epidermis and the hypodermis; includes nerve endings, glands and hair follicles |
| Epidermal Dendritic Cells | Skin cells that initiate an immune system response to the presence of foreign bacteria or viruses |
| Epidermis | Outer layer of skin |
| Hypodermis | Layer of skin beneath the dermis, which serves as a storage repository for fat |
| Integumentary System | Enveloping organ of the body that includes the epidermis, dermis, sudoriferous, sebaceous glands, nails and hair |
| Keratin | Tough protein found in the skin, hair and nails |
| Keratinocytes | Cells within the epidermis that produce keratin |
| Melanin | Pigment that protects the body against harmful effects of ultraviolet ray damage from the sun |
| Melanocytes | Specialized cells in the skin that produce melanin |
| Merkel Cells | Touch receptors in the skin |
| Papillary Layer | Outer layer of the dermis |
| Reticular Layer | Layer of skin superficial to the papillary layer |
| Sebaceous Glands | Glands located all over the body that produce sebum |
| Sebum | Oily substance that helps keep the hair and skin soft |
| Stratum Basale | Deepest layer of epidermis |
| Stratum Corneum | Outer layer of the epidermis |
| Stratum Granulosum | Layer of somewhat flattened cells lying just superficial to the stratum spinosum and interior to the stratum lucidum |
| Stratum Lucidum | Clear layer of thick skin found only on the palms of hands and feet |
| Stratum Spinosum | Layer of cells in the epidermis superior to the stratum basale and inferior to the stratum granulosum |
| Sudoriferous Glands | Swear glands that are distributed in the dermis over the entire body |
| Basal Cell Carcinoma | Most common and least malignant form of skin cancer |
| Cellulitis | Bacterial infection characterized by an inflamed area of skin |
| Common Warts | Typically appear on hands and feet but disappear without treatment |
| First-Degree Burns | Burns that affect only the epidermal layer of skin |
| Herpes Simplex Virus Type 1 | Cold Sores around the mouth |
| Herpes Simplex Virus Type 2 | Genital herpes |
| Herpes Varicella | Chickenpox |
| Herpes Zoster | Shingles |
| Impetigo | Bacterial infection characterized by pink blister-like bumps, usually on the fafce |
| Malignant melanoma | Cancer of the melanocytes; the most serious form of skin cancer |
| Peritonitis | Inflammation of the peritoneum (Membrane lining the inner wall of the abdomen and abdominal organs) |
| Plantar Warts | Foot warts which grow inward |
| Pleurisy | Inflammation of the pleura (Membrane encasing the lungs) |
| Psoriasis | Common skin disorder involving redness, irritation, scales, burning and cracking of the skin |
| Rule of Nines | Calculating body surface area affected by burns |
| Second-Degree Burns | Damage to epidermis and upper portion of the underlying dermis (Blisters are present) |
| Squamous Cell Carcinoma | Rapidly growing cancer that appears as a scaly, reddened patch of skin |
| Third-Degree Burns | Burns which destroy the entire thickness of the skin |
| Tinea | Fungal infection that tends to occur in moist areas of the body |