Download Slide 1

SKIN GLAND NOTES
SKIN GLANDS
• Sebaceous (oil) glands
–Usually connected to hair
follicles
–Moistens hair and
waterproofs skin
• Sweat (sudoriferous) glands
–Eccrine sweat glands
• Function is to cool the body
(also nervous)
–Apocrine sweat glands
• Associated with hair follicles
• Odor occurs when broken
down by bacteria
• Ceruminous glands
–Modified sudoriferous glands
–Secrete cerumen (ear wax)
• Mammary glands
–Secrete milk
SKIN COLOR
• Genetic factors
–Same number of melanocytes
–Albinism – no melanin
• Environmental factors
–UV light or x-rays
• Physiological factors
–Amount of blood – appear
pink/red
–Amount of oxygen
• Cyanosis – bluish skin tone
due low oxygen in blood
–Carotene accumulation – orange
tint
–Jaundice – yellowish skin tone
due liver disorder