Integumentary System Flashcards Preview

ANPH 1105 > Integumentary System > Flashcards

Flashcards in Integumentary System Deck (21)
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1
Q

What type of tissue is skin?

A

Keratinized stratified squamous epithelium.

2
Q

What is the outermost layer of skin called?

A

The stratum corneum.

3
Q

What are the layers of skin from outermost to innermost?

A

Stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum basale.

4
Q

What are the four types of cells in the epidermis?

A

Keratinocyte, melanocyte, langerhans cell, and merkel cell.

5
Q

What pigments create skin colour?

A

Melanin (brown/black), carotene (yellow/orange), and hemoglobin (red colour of underlying vessels).

6
Q

What is a papilla?

A

The area at the bulb of a hair that is fed by blood vessels.

7
Q

What are the four glands of the skin?

A

Sebaceous, sudoriferous, ceruminous, and mammary.

8
Q

What do sebaceous glands do and where are they found?

A

Found everywhere except palms and soles; produce sebum to keep skin and hair soft, prevent water evaporation, and inhibits growth of some bacteria.

9
Q

What do sudoriferous glands do and where are they found?

A

Found everywhere; sweat glands.

10
Q

What are ceruminous glands and where are they found?

A

Found in the external ear; produce ear wax.

11
Q

What are mammary glands and where are they found?

A

They are found in the breasts and they are modified sweat glands that produce milk.

12
Q

What is a hyponychium?

A

The nail bed.

13
Q

What is an eponychium?

A

The cuticle of the nail.

14
Q

What is a lunula?

A

The half moon on the nail

15
Q

What are the six functions of skin?

A

Temperature control, protection, sensation, excretion, blood reservoir, and endocrine function (synthesizes vitamin D).

16
Q

Define cyanosis.

A

Blue colour due to lack of oxygen.

17
Q

Define erythema.

A

Red colour of skin due to increased blood supply such as in exercise, fever, hemorrhage under skin, or inflammation.

18
Q

Define pallor.

A

Paleness, blanching due to decreased blood supply or lack of hemoglobin.

19
Q

Define jaundice.

A

Yellowish tones to skin and eyes due to increased bilirubin in the blood (ex. liver disease, obstructed bile duct.)

20
Q

What is a lichtenberg figure?

A

The fancy pattern of burn someone gets from being struck by lightning or an electrical burn.

21
Q

What are the types of skin cancer?

A

Basal cell carcinoma, squamous cell carcinoma, and malignant melanoma.