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Archived - Bio 160 Review > Integumentary System > Flashcards

Integumentary System Flashcards

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1
Q

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
A

Stratum corneum

Stratum basale

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2
Q

What is the hypodermis?

A. The top layer.
B. The middle layer.
C. The bottom or fatty layer

A

C. The bottom or fatty layer

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3
Q

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

A

Keratinocytes - Produce Keratine

C. Strength, flexibility, waterproof

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4
Q

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

A

Melanocytes - Produce Melanin

B. Provides protection against UV radiation from sunlight

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5
Q

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

A. Immune cells that recognize foreign markers on pathogens (Langerhans)

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6
Q

What is cyanosis?

A. Polycythemia
B. Acidosis
C. Bluish discoloration secondary to low O2 in the blood/arterial O2
D. Pulmonary Hypertension

A

C. Bluish discoloration secondary to low O2 in the blood/arterial O2

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7
Q

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

A

C. Melanocytes no longer produce pigment

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8
Q

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

A

Stratum basale

C. Most common skin cancer in humans. It typically appears on sun-exposed skin, is slow-growing, and rarely metastasizes

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9
Q

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

A. Metastisizes aggressively skin cancer, and is the second most common

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10
Q

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

A

B. Moles with uneven edges and discoloration. Accounts for only 4% of all skin cancers but is the deadliest

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11
Q

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

A

B. Highly efficient part of the body’s heat-regulating system

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12
Q

What do blood vessels do when the body wants to lose heat?

A. Constrict
B. Dilate
C. Elongate

A

B. Dilate

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13
Q

What do blood vessels do when the body wants to conserve heat?

A. Constrict
B. Dilate
C. Elongate

A

A. Constrict

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14
Q

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

A

C. Damage to epidermis only. Minimal tissue damage, redness, and swelling

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15
Q

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

A

B. damage to epidermis and dermis (blistering, severe pain, swelling)

(Went partially through the dermal layers)

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16
Q

What is a Full-Thickness (3rd 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

A

A. complete destruction of the epidermis and dermis, and possible damage to the structures below

(It when fully through the dermal layers)

17
Q

What happens in a patient suffering from psoriasis?

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

A

A. Immune system causes inflammation and excessive skin production

A chronic skin disease that occurs when the immune system causes inflammation
and excessive skin production. It commonly causes red, scaly patches called plaques to appear on the skin

18
Q

What happens in a patient suffering from a decubitus ulcer?

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

A

B. Pressure causes reduced blood flow, causing tissue damage

19
Q

What happens in a patient suffering from Tinea?

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

A

D. General name for many different fungal infections of the skin

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