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42 terms

Integumentary System

STUDY
PLAY
Functions of the Skin
1.Regulation of Body Temp
2.Blood Reservoir
3.Protection
4.Excretion and Absorption
5.Vitamin D Synthesis
How does skin regulate body temp?
Sweat and chill bumps
Callous
Replacement for the Stratum Corneum; Non-living substance that forms a waterproof covering
How can the Stratum Corneum destroy bacteria?
It's slightly warm
Corn
Thickening of the skin that grows inward
Papillae
Ridges into which stratum germinativum are thrown; characteristic can be used for protection
Arrector Pili
muscle attached to the hair follicle
Curium
Name for the dermis layer of skin
Sudoriferous Glands
Glands that produce sweat
600 ml
Average amount of sweat produced per day
Sebaceous Glands
produce wax which lubricate skin keeping it waterproof and soft
Structures of the Hair
1.Shaft in Dermis
2.Medulla or inner layer
Structure of the Nail
1.Cuticle layer or cortex
2.Hard, Keratinzed Plate
3.Elongated Epidermal Cell
Athletes foot
contagious fungal infection characterized by the formation of small blisters between the fingers and toes
Eczema
chronic, non-contagious inflammatory skin disease which causes the skin to become dry, itchy, and scaly
Psoriasis
Skin disease in which there are red patches covered by silver/flat white scales
Rash or Hives
May develop as the result of an allergic reaction
Layers of the Epidermis
1. Stratum Corneum
2.Stratum Lucidium
3.Stratum Germinivatum
4.Stratum Spinosum
5.Stratum Basale
Layers of the Dermis
1.Papillary Layer
2. Reticular Layer
Layer of the Hypodermis
Adipose Tissue
Stratum Spinosum
Body's first line of defense
Pheomelanin
Lighter-skinned people have a greater proportion of this in their skin
Three Layers that Compose Hair
1.Cuticle
2.Cortex
3.Medulla
Ceruminous
Glands found in the ear canal
Stratum Spinosum
Epidermal layer of Melanocytes, Keratinocytes, and Langerhans
Cause of Underarm Odor
Bacteria and secretion from sudoriferous glands
Staphylococcus or Streptococcus
cause of the contagious condition, Impetigo
First Degree Burns
Burns that Involve only the first layer of skin
Shingles
painful condition that occurs around the nerve endings
Skin Cancer
Most common type of cancer
Basale Cell Carcinoma
has a recovery rate of 75%
Squamous Cell Cancer
found on the face and metastizes
Malignant Melanoma
tumor that may appear as a brown or black irregular patch
Tumor
Solid, abnormal mass of cells
Ulcer
loss of skin surface may extend to the surface
Vesicle
fluid-filled raised area
Ringworm
raised, itchy, circular patches with crusts
Melanoma
brown or black irregular patch
Macule
flat spot, flush with skin area of a different color
Papule
elevated sold area
Pustule
discrete pus-filled area
Wheal
itchy, temporarily elevated area