Integumentary System Flashcards
What are the two main strata of the epidermis? (Select all that apply)
Stratum corneum Stratum lucidum Stratum granulosum Stratum spinosum Stratum basale Papillary Layer Reticular Layer
Stratum corneum
Stratum basale
What is the hypodermis?
A. The top layer.
B. The middle layer.
C. The bottom or fatty layer
C. The bottom or fatty layer
What are the functions of the Keratinocytes?
A. Immune cells that recognize foreign markers on pathogens (Langerhans)
B. Provides protection against UV radiation from sunlight
C. Strength, flexibility, waterproofKeratinocytes
Keratinocytes - Produce Keratine
C. Strength, flexibility, waterproof
What are the functions of the Melanocytes?
A. Immune cells that recognize foreign markers on pathogens (Langerhans)
B. Provides protection against UV radiation from sunlight
C. Strength, flexibility, waterproof
Melanocytes - Produce Melanin
B. Provides protection against UV radiation from sunlight
What are the functions of the dendritic cells?
A. Immune cells that recognize foreign markers on pathogens (Langerhans)
B. Provides protection against UV radiation from sunlight
C. Strength, flexibility, waterproof
A. Immune cells that recognize foreign markers on pathogens (Langerhans)
What is cyanosis?
A. Polycythemia
B. Acidosis
C. Bluish discoloration secondary to low O2 in the blood/arterial O2
D. Pulmonary Hypertension
C. Bluish discoloration secondary to low O2 in the blood/arterial O2
What happens in a patient suffering from vitiligo?
A. Immune system causes inflammation and excessive skin production
B. Pressure causes reduced blood flow, causing tissue damage
C. Melanocytes no longer produce pigment
D. General name for many different fungal infections of the skin
C. Melanocytes no longer produce pigment
What is basal cell carcinoma?
A. Metastisizes aggressively skin cancer, and is the second most common
B. Moles with uneven edges and discoloration. Accounts for only 4% of all skin cancers but is the deadliest
C. Most common skin cancer in humans. It typically appears on sun-exposed skin, is slow-growing, and rarely metastasizes
Stratum basale
C. Most common skin cancer in humans. It typically appears on sun-exposed skin, is slow-growing, and rarely metastasizes
What is Squamous cell carcinoma?
A. Metastisizes aggressively skin cancer, and is the second most common
B. Moles with uneven edges and discoloration. Accounts for only 4% of all skin cancers but is the deadliest
C. Most common skin cancer in humans. It typically appears on sun-exposed skin, is slow-growing, and rarely metastasizes
A. Metastisizes aggressively skin cancer, and is the second most common
What is melanoma?
A. Metastisizes aggressively skin cancer, and is the second most common
B. Moles with uneven edges and discoloration. Accounts for only 4% of all skin cancers but is the deadliest
C. Most common skin cancer in humans. It typically appears on sun-exposed skin, is slow-growing, and rarely metastasizes
B. Moles with uneven edges and discoloration. Accounts for only 4% of all skin cancers but is the deadliest
What is the function of sweat glands?
A. Hydrate the Arrector Pili Muscle
B. Highly efficient part of the body’s heat-regulating system
C. Connect the Follicular Artery to the dermis
B. Highly efficient part of the body’s heat-regulating system
What do blood vessels do when the body wants to lose heat?
A. Constrict
B. Dilate
C. Elongate
B. Dilate
What do blood vessels do when the body wants to conserve heat?
A. Constrict
B. Dilate
C. Elongate
A. Constrict
What is a superficial (1st Degree) Burn?
A. complete destruction of the epidermis and dermis, and possible damage to the structures below
B. damage to epidermis and dermis (blistering, severe pain, swelling)
C. Damage to epidermis only. Minimal tissue damage, redness, and swelling
C. Damage to epidermis only. Minimal tissue damage, redness, and swelling
What is a partial-thickness (2nd Degree) Burn?
A. complete destruction of the epidermis and dermis, and possible damage to the structures below
B. damage to epidermis and dermis (blistering, severe pain, swelling)
C. Damage to epidermis only. Minimal tissue damage, redness, and swelling
B. damage to epidermis and dermis (blistering, severe pain, swelling)
(Went partially through the dermal layers)
