Kahoot Review
When the arrector pili muscles contract
"goose bumps" are formed
Nerve fibers in the dermis most likely functions in
controlling blood flow to the dermis and epidermis
The skin is also called the ________ membrane
cutaneous
The two major components of the integument are
cutaneous membrane and accessory structures
When the body is overheated, the skin responds by
dilating
Protein that forms from blood proteins during the clotting response.
fibrin
Which type of burn appears inflamed and feels tender, but has no blisters ?
first-degree
The loose connective tissue that separates the integument from deeper tissues and organs
hypodermis or subcutaneous layer
Another term for sweat glands is
sudoriferous
Melanin serves to protect cells in the deeper layers of the epidermis from
ultraviolet radiation
Which of the following is the function of hair associated with a nerve fiber?
Provides an early warning system that helps prevent injury
A small amount of ultraviolet radiation is beneficial because it
stimulates vitamin D3 synthesis in the epidermis
Epidermal cells synthesize this vitamin when exposed to sunlight.
D3
Epidermal cells are supplied with nutrients from blood vessels in the
Dermis
The highly vascular layer of the skin, which provides thermoregulation via blood flow
Dermis
Through which mechanism does perspiration function in cooling the body?
Evaporation
Hair is formed by the repeated divisions of epithelial stem cells in which structure ?
Hair matrix
Which statement is true about the hypodermis ?
It is very elastic
respond primarily to elevated body temperature
Merocrine sweat glands
Which is the most logical reason for an elderly person to be more prone to skin infections ?
Stem cell activity in the epidermis declines in the elderly
A "rug burn" which scrapes the skin, is an example of a(n)
abrasion
In some mammals _ glands function as scent glands, providing an important form of communication
apocrine
Which of the following conditions is the most common form of skin cancer ?
basal cell carcinoma
Glands that are located in the passageway of the external ear are called _____ glands.
ceruminous
The protein that contributes to many of the skin's protective qualities is called
keratin
The pale white crescent area of the nail is called the
lunula
Modified and specialized sweat glands that produce milk are called ____ glands.
mammary
In albinism, _________ is lacking
melanin
The observed differences in skin color reflect the levels of _______ production.
melanin
The most severe type of skin cancer is most likely to develop from
melanocytes