VOCABULARY
What is the largest organ of the human body?
Skin
Which gland produces oil, or sebum, that helps keep the skin and hair from drying out?
Sebaceous Glands
The outer or most superficial layer of the skin
Epidermis
Epidermis
A person spends too much time in the sun and their skin becomes red and painful. What type of injury has occurred?
Sun Burn
What pigment gives the skin its color and helps protect it from UV radiation?
Melanin
Which glands produce sweat?
Sweat Glands or Sudoriferous Glands
What is the layer of skin where you will find glands, hair follicles, and blood vessels?
Dermis
A 2nd degree burn damages what layers
Epidermis and the top of the dermis
A patient is extremely hot and sweating heavily. Which function of the integumentary system is helping regulate their body temperature?
Sweating helps cool the body through evaporation.
A tumor begins in the skin and cancer cells travel to the lungs. What process has occurred?
Metastasize
What structure surrounds the root of a hair and is responsible for producing the hair?
Hair follicle
What tissue makes up the epidermis?
Stratified Squamous Epithelial Tissue
What is the body's normal response to injury that causes redness, swelling, warmth, and sometimes pain?
A patient has very dry skin because their skin is not producing enough oil. Which gland may not be functioning properly?
Sebaceous Gland
You are outside on a cold morning and suddenly develop goosebumps. Which structure is responsible?
Arrector Pili Muscle
half-moon-shaped structure at base of nail plate; most actively growing region of the nail root
Lunula
Layer of the epidermis that is only found in thick skin
Stratum Lucidum
A third degree burn damages what layers?
A patient has a patch of skin that has lost its normal color because the cells that produce pigment have been damaged. Which pigment is missing, and which cells normally produce it?
melanin, melanocytes
A person has a condition in which their skin produces very little melanin. What pigment-producing cells are responsible for this?
Melanocytes
What are the two different types of sweat glands?
Eccrine and Apocrine
List the layers of the epidermis form deep to superficial
Stratum Basale, Stratum Spinosum, Stratum Granulosum, Stratum Lucidum, Stratum Corneum
A critical burn is what percentage of the body?
10%
A patient suffers a severe injury that destroys both the epidermis and dermis. Explain three major problems this injury could cause