Structure
What are the 3 major regions of the skin?
Epidermis, Dermis, Hypodermis
What triggers vitamin D synthesis?
Exposure to UV
What is the arrector pili muscle responsible for?
it causes the hair to stand up and goosebumps
What are the three levels of burn severity?
What room number are we in right now?
1081
What 2 glands are found in the skin?
Sweat and Sebaceous glands
Name 2 functions of sweat.
Helps dissipate excess heat
Excretes waste products
Acidic nature inhibits bacteria growth
What are the 2 functions of melanin?
Melanin provides pigmentation to your skin, eyes and hair. The substance also absorbs harmful UV rays and protects your cells from sun damage.
What are 2 risk factors for skin cancer?
Skin type
Sun exposure
Family history
Age
Immunological status
Who does hope share a birthday with?
Jesus
What tissue type is the epidermis made of?
Stratified Squamous
What does sebum, the the oil produced by the Sebaceous gland, do?
Kills bacteria & lubricates skin
What is the role of keratin ?
Helps form/supports skin, hair, and nails.
What can the ABCDE rule tell you?
Potential signs of melanoma
Which 2 students in the class work at mad maggies
Ava and Declan
List the layers of the epidermis in order:
stratum spinosum, ,stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
stratum Corneum, stratum Lucidum, stratum Granulosum, stratum Spinosum, and stratum Basale
What cell produces melanin?
Melanocytes
Name 3 ways that the integumentary system regulates your body temp.
Sweat evaporates and carries heat away from skin
Capillaries near epidermis dilate to release heat or constrict to conserve heat
Fat insulates heat
Hair / Goosebumps trap heat near skin
Which degree of burn damages the epidermis and upper dermis
Second degree
Name 3 seniors in this class
Javi, Tarik, Genyesys
Which layer of the skin contains blood vessels and nerves?
Dermis
Which layer of the epidermis does mitosis occur?
Stratum Basale
Name 4 ways that the integumentary system protects your body.
Skin has many layers, outer layers are dead and keratinized, protects from scrapes & keeps water out
Melanin protects from UV
Hair keeps bugs off
Sweat: is acidic kills bacteria and Oil (sebum) has antibiotic properties
White blood cells (macrophages) live in the skin & touch receptors signal WBCs if bacteria get in
Touch, temperature, pain, & pressure receptors
Creates Vitamin D
What will the rule of 9s tell you?
The extent of burns
What year did I graduate high school? and which high school did I graduate from?
Essex Tech 2021