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Anatomy and Physiology Lesson 2
Integumentary system
26
Nursing
Professional
12/31/2011

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Cards

Term
arrector pili
Definition
tiny bundle of smooth muscle attached to each hair follicle
Term
stratum basale (stratum germinativum)
Definition
The deepest layer of the epidermis
Term
lunula
Definition
crescent-shaped region at the base of the nail
Term
papillary and reticular
Definition
The two layers of the dermis
Term

squamous cell carcinoma,

malignant melanoma

Definition
Which types of skin cancer has a high probability of metastasis?
Term
basal cell carcinoma
Definition
Which type of skin cancer tends NOT to metastasize?
Term
melanocyte
Definition
Cell type in skin responsible for skin color
Term
keratinocyte
Definition
most abundant type of cell in the epidermis
Term
collagen and elastin
Definition
Two most common protein molecules in the dermis
Term
keratin
Definition
protein responsible for hardness in hair and nails
Term
sebum barrier, immunocytes in epithelium
Definition
how skin protects body from dehydration and infection
Term
[image]
Definition
[image]
Term

- Stratum corneum

- Stratum granulosum

- Stratum spinosum

- Stratum basale

Definition
four layers that comprise most of the epidermis
Term
stratum lucidum
Definition
additional layer of epidermis found in palms of hands and soles of feet
Term
Papillary layer
Definition
The upper part of the dermis, which contains a large capillary network
Term
second-degree burns
Definition
Burns that involve epidermal damage and some harm to the dermis
Term
Hypodermis
Definition
A thick layer of fat that protects organs and provides thermal insulation
Term
reticular layer
Definition
The lower part of the dermis, which mainly contains collagen and elastin
Term
Third-degree burns
Definition
Burns that affect a person's epidermis, dermis, and subcutaneous tissue
Term
Squamous cell carcinoma
Definition
Type of skin cancer that arises from cells in the stratum spinosum
Term
Malignant melanoma
Definition
Type of cancer that arises from pigment-producing cells in the skin
Term
axilla
Definition
armpits
Term
carcinoma
Definition
malignant tumor
Term
cerumen
Definition
ear wax
Term
Stratum granulosum
Definition
As cells leave the stratum spinosum and enter this layer, they begin to synthesize and store a keratohyalin
Term
Stratum lucidum
Definition
Consists of cells filled with droplets of elaidin.
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