Body Membranes
What are the three main categories of body membranes?
Cutaneous Membrane, Serous Membrane and Mucous Membrane
What is the skin’s main function?
Protection of the organs
These two types of marks found on the skin are a result of concentrated melanin.
Moles and Freckles
List the 4 appendages of the skin.
1. Cutaneous glands
2. Hairs
3. Hair Follicles
4.
What rule is used to determine if a burn is classified ad 1st, 2nd, or 3rd Degree?
1st: Only epidermis is damaged
2nd: Injury to Epidermis and Upper Dermis Region
3rd: All three skin layers are damaged
This membrane is composed of simple Squamous epithelial and lines body Cavities that are closed to the exterior.
Serous Membrane
This thick region of skin is made up of dense connective tissue
This layer houses cornified cells, this is also where shedding takes place.
Stratum Corneum
Cutaneous receptors found in the dermis respond to what 4 sensations?
What makes a burn critical
1. Over 25% of the body has 2nd degree burns.
2. Over 10% of the body has 3rd degree burns.
3. There is 3rd degree burns on the face, hands, or feet.
This membrane is “dry” and is
Made of keratinized stratified
Squamous epithelium.
Cutaneous Membrane
Melanin produced by melanocytes offers protection from this.
UV Radiation/ Sunlight
This layer contains cells that are constantly undergoing mitosis.
Stratum Basale
This band of smooth muscle contracts to pull hairs upright, often causing “goose bumps”
Arrector Pilli
A ______ is damage to tissue due to intense heat, Electricity, UV, or chemicals.
Burn
This membrane contains NO Epithelial cells at all and lines the Fibrous capsules surrounding joints.
Synovial Membrane
This term describes the process in which cells or tissues become hard or tough.
Keratinized
The dense connective tissue that makes up the dermis is divided into what two major regions.
Papillary Layer & Reticular Layer
The ducts of this type of exocrine gland empty into hair follicles and lubricate skin.
Sebaceous Glands
What are the 2 leading causes of death in burn patients?
Infection and Dehydration
This membrane rests on loose connective tissue and lines cavities like the respiratory and reproductive tract
Mucous Membranes
Which layer of the dermis produces Fingerprints?
Papillary Layer
The epidermis is composed of 5 layers, or _______ (what is the Latin term for “layer”)
Daily Double: Name all 5
Strata
1. Stratum Basale
2. Stratum Spinosum
3. Stratum Granulosum
4. Stratum Lucidum
5. Stratum Corneum
These sweat glands are extremely important for heat regulation and are supplied with nerve endings that are triggered when temperature increases.
Eccrine Sweat Glands
This rule is used while examining skin for recognizing a melanoma what do the letters stand for?
A: Asymmetry
B: Border Irregularity
C: Color
D: Diameter