Integumentary Flashcards
(35 cards)
Epithelial membrane
tissues
Cutaneous membrane
the skin; composed of epidermal and dermal layer
Mucous membrane
membrane that forms the linings of body cavities open to exterior
Serous membrane
membrane that lines a cavity without an opening to the outside of the body
Serous fluid
a clear, watery fluid secreted by the cells of a serous membrane
Peritoneum
serous membrane lining the interior of the abdominal cavity and covering the surfaces of the abdominal organs
Pleura
the serous membrane covering the lungs and lining the thoracic cavity
Pericardium
the membranous sac enveloping the heart
Synovial membrane
membrane that lines the capsule of a synovial joint
Skin
largest organ
Integument
tough outer protective layer
Keratin
a tough, insoluble protein found in tissues such as hair, nails, and epidermis of the skin
Epidermis
the outer layers of the skin; epithelium
Dermis
the deep layer of the skin; composed of dense, irregular connective tissue
Stratum basale
deepest layer of epidermis
Stratum spinosum
between basale and granulosum layer in epidermis
Stratum granulosum
thin layer; above spinosum and below corneum in epidermis
Stratum lucidum
thin clear layer of dead skin cell in epidermis
Stratum corneum
outermost layer of epidermis
Melanin
the dark pigment synthesized by melanocytes; responsible for skin color
Sebaceous glands
glands that empty their sebum secretion into hair follicles
Sebum
the oily secretion of sebaceous glands
Eccrine glands
sweat gland that is found almost in all regions
Apocrine glands
the less numerous type of sweat gland. Produces a secretion containing water, salts, and proteins
