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Anatomy

Skin

QuestionAnswer
M: What does ABCD mean in reference to the skin? Asymmetry; Border; Color; Diameter
EPI: The outermost layer of the epidermis is... Stratum Corneum
AS: What is the importance of accessory structures in a third degree burn? It provides protection and the skin grows faster from the inside out.
EPI: This layer of the epidermis is seen only in thick skin. Stratum Lucidum
SC: Differences in skin color are due primarily to... The amount of melanin produced; we all have the same amount of melanocytes but not melanin
AS: Sebaceous glands produce... Oil a.k.a Sebum
D: What are three things found in the dermis? Nerves, Sweat glands, hair follicles, muscles, dermis, epidermis, subcutaneous, blood vessels
D: This is a part of the dermis that creates fingerprints... Dermal papillae
SC: ____ is a bluish cast of the skin due to a lack of oxygen in the blood. Cyanosis
M: What type of cancer grows rapidly, metastasizes, and is the worst kind of cancer to have? Melanoma
EPI: The layer of skin from which new epidermal cells come from? Stratum Basale
SC: The most common skin cancers are... Basale Cell Carcinomas
D: The blood vessels that nourish the hair follicles are located where? Hair Papillae
AS: The main function of an eccrine sweat gland is to... Regulate body temperature
M: The waterproofing protein found in epidermal cells is called... Keratin
M: Which is most superficial: a. basal b. lucidum c. hypodermis d. corneum Corneum
EPI: This is the deepest layer of the epidermis where cell growth and division happens. Stratum Basale
SC: The pinkish red color of lighter colored people caused by something in the blood is caused by what? Hemoglobin
D: Sebaceous glands usually secrete their product where? Into and around the hair follicle.
AS: What is the more common type of sweat gland? Eccrine
D: What type of tissue is the dermis made up of? Connective Tissue
EPI: Nourishment to the cells and epidermis are provided by: a. b.v. s.b b. keratinocytes c. papillae Papillae
M: The epidermis is made up of what kind of tissue? Stratified Squamous Epithelial
AS: Contraction of a smooth muscle of what causes the hair follicle to be pulled. Erector Pilli
Absorption of UV rays is primarily the cause of the production of what? Melanin
Why a 2nd degree burn hurts more than a 3rd. Burnt on back of head and torso, both sides of both legs: percentage burned? Nerves are burnt; 58.5%
What are the three layers of the skin? Epidermis, Dermis, and Subcutaneous
What are the functions of the skin? Helps maintain homeostasis, protection, retards water loss by diffusion, regulates body temperature
From superficial to deep, what are the five layers of the epidermis? Stratum Corneum, Stratum Lucidum, Stratum Granulosum, Stratum Spinosum, Stratum Basale
What forms with frequent pressure? Calluses and corns
Where do the melanocytes reside? Stratum Basale
This layer of the epidermis is only present in the palms of the hands and soles of the feet. Stratum Lucidum
What 2 things cause the cells of the epidermis to die? The lack of nourishment as cells are pushed further from the the deeper layers of the skin; keratinization
What is the area of growth in a nail called? Lunula at the base of the nail plate
What are the two types of glands in the skin? Eccrine and Apocrine
How do eccrine and apocrine glands differ? Eccrine: -most numerous -respond to body temp changes -sweat (forehead, neck, and back) Apocrine: -develop a scent by skin bacteria -become active at puberty
What is the function of sebaceous glands? Keep hair soft, pliable, waterproof
Name 2 sweat glands that do not produce sweat. Ceruminous glands (earwax), Mammary glands (milk)
What are 3 ways the body can lose heat? Physics answer, simple answer??
Why is a hot, humid day dangerous? UV rays??
What are 3 factors that affect your skin color? Genetics, amount of melanin produced, amount of time spent in the sun/tanning beds
What are the 3 most common types of skin cancer? Basale Carcinoma, Melanoma, Squamous Cell Carcinoma
What are things you should look for when examining your skin? Your ABCD's
Describe what happens when a deep cut heals. Granulations appear in the open wound, consisting of a new branch of a blood vessel, which is absorbed and leaves a scar.
Describe the 3 types of burns. 1st Degree: -injures only the epidermis -no scarring 2nd Degree: -some epidermis and underlying dermis -blisters 3rd Degree: -destroys epidermis, dermis, and accessory structures -usually healed by skingrafts
What is the rule of nines? Head (both F/B): 9% Upper Extremities (both F/B): 18% Torso (both F/B): 36% Legs (both F/B): 36% Peritoneum: 1%
Created by: dlnymarie