L1 Flashcards
Epidermis and dermis is part of what membrane
Cutaneous membrane
What is the term used for both hair nails and exocrine glands all together
Accessory structures
The integumentary system includes:
Sweat glands
oil glands
nails
hair
layers of skin
cutaneous membrane
skin pathogens
sensory receptors
Is the largest organ in the body this protects the body from foreign agents and dreams can sense temperature paint touch and pressure
The skin
What is the surface area of the skin
25 square feet
The integumentary system first line of defense is protecting us against what
Bacteria and viruses
The integumentary system first line of defense protects underlying structures from what
Ultraviolet radiation and dehydration
The skin also helps with body temperature regulation what does it do when it gets too hot
Dermal blood vessels dilate and vessels carry more blood to surface so sheet can escape
The skin also helps with body temperature regulation what does it do if the body gets too cold
Dermal blood vessels constrict to prevent heat from escaping
This is a function of integumentary system that is needed for calcium absorption
Vitamin d production
This is a function of integumentary system a small amounts of waste products are lost through perspiration
Excretion
The functions of integumentary system
Protection
vitamin d production
body temperature regulation
excretion
The structure of the skin
Epidermis dermis hypodermis
Medically known as tinea pedis caused by a fungal infection thrives in warm moist area contagious by contact
Athlete’s foot
Inflammation of hair follicles and sebaceous glands caused by bacterial infection
Boils and carbuncles
Caused by the herpes simplex virus can remain dormant for extended periods of time
Cold sores
Caused by bacterial infection (staph) contagious common in elementary children
Impetigo
Contact dermatitis exposure to substances cause an allergic reaction
Allergies
Chronic autoimmune condition can be disfiguring attacks are often triggered by trauma infection stress or hormonal changes
Psoriasis
Tissue damage and cell death caused by heat electricity uv radiations
Burn
This is a degree of burn that only affects the superficial epidermis
First degree burn
This is a degree of burn in which epidermis and upper dermis are damaged
Second degree burn
This is the degree of burn in which it destroys the entire skin layer and the skin is gray white or black may appear waxy orchard minimal pain at first due to nerve damage
Third-degree burns
Burns are considered critical if
over 25% of the body has ____
over 10% of the body have____
Second degree burns
third-degree burns
Two types of cancer abnormal cells
Benign and malignant
This is a type of cancer abnormal cell mass where the cell does not spread and it is encapsulated
Benign
This is the type of cancer abnormal cell mass where the cell is metastasized or move to other parts of the body and it is the most common type of cancer
Malignant
This is a type of skin cancer where it is least malignant most common type and arises from stratum basal
Basal cell carcinoma
This is a type of skin cancer where it arises from stratum spinosum metastasize to lymph nodes and early removal allows for good chance of a cure
Squamous cell carcinoma
This is a type of skin cancer where it is the deadly type of skin cancer it is a cancer of melanocytes metastasized rapidly to lymph and blood vessels you can detect it by using the abcd rule
Malignant melanoma
A- asymmetry
B- border
C- colour
D- Diameter
E- Evolving
