The Study of Skin Flashcards
(120 cards)
Healthy skin requires special care to maintain its health, elasticity, vibrancy, and ___________.
color
What is the technical term for the study of skin, including its structure, functions, diseases, and treatment?
dermatology
The outer protective layer of skin is called the _______________.
epidermis
What is another name for the stratum germinativum?
basal or stratum basale layer
Where does mitosis or replacement of skin cells take place?
stratum germinativum
The _____________ layer of the skin does not contain any blood vessels.
epidermis
Which two layers of the skin contain melanin?
stratum germinativum and stratum spinosum
On the human body, the thickest skin is located on the ________________.
palms and soles
Where are the blood vessels found that transport nourishment to the skin and nerves?
subcutaneous
Sudoriferous glands, sebaceous glands, sensory nerve endings, arrector pili muscles, and a major portion of each hair follicle are found in the _____________.
dermis
The layer of the epidermis that is shed and replaced constantly is the ___________________.
stratum corneum
What is notable about the stratum corneum?
it is the toughest layer of the skin
The stratum corneum is composed of ____________.
keratin cells
Which layer is the top, uppermost layer of the epidermis?
stratum corneum
What part of the skin is often referred to as “true skin”?
dermis
Which layer of the skin contains collagen protein fibers to help give the skin its elasticity and pliability?
dermis
The deterioration of collagen and elastin fibers during the aging process causes _____________.
wrinkles
What is the major function of the sudoriferous gland?
help regulate the body temperature
The sebaceous gland produces ____________.
sebum (oil)
What is the function of sebum?
mix with sweat to form the acid mantle
On what area of the body would you not find any sebaceous glands?
on the palms of the hands or soles of the feet
Sweat or perspiration is excreted by what gland?
sudoriferous
The small openings onto the skin from the sudoriferous glands are called ______________.
pores
Sudoriferous glands and sebaceous glands are referred to as ___________________.
duct glands