click below
click below
Normal Size Small Size show me how
Capp #7
Integumentary System
Hint | Answer |
---|---|
Hair-Composition | Keratin, Melanin |
Hair- Function | protection from injury, sun, heat loss, or foreign particles |
Hair- nerve ending | Sensitive to touch |
Hair- oil | Sebaceaous gland |
Hair - muscle | Arrector pili |
Sebaceaous Gland | Secrete Sebum (oil) |
Sebeceaous Gland - location | Every where but palms and soles |
Sebaceaous Gland - function | prevent skin from drying out, inhibits bacterial growth and keeps skin flexible |
Acne | over-production of sebum with bacterial growth (pimple) |
Sudoriferous glands | Secrete sweat, directly onto skin |
Sudoriferous glands- function | Regulate body temp (evaporation), eliminate waste (urea) |
Eccrine gland (sudoriferous gland) | Most common type, forehead, palms and soles with watery secretion |
Apocine gland (sudoriferous)- location | "smelly areas", axilla, inguinal, breast regions |
Apcine gland (secretetion) | Phermones attracts- oposite sex |
Ceruminous glands | Secrete ear wax (modified sudoriferous gland) |
Ceruminous gland function | traps foriegn particles and bugs to prevent damage to ear |
Mammary glands secrete | Milk |
Mammary gland is modified | Sudoriferous gland |
Nipple | pigmented projection where all milk ducts empty |
Areola | circular pigmented area around nipple, rough due to oil glands |
Mammary gland function | Lactation (synthesis, seccretion and ejection of milk |
Nails are composed of: | hard keratin plates |
Nail- function | Grasp/manipulate objects, protection end of finger or toe |
Nails grow: | 1 mm per week |