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ATI TEAS: Integumentary System

Anatomy and Physiology12 CardsCreated 2 months ago

This deck covers the key concepts related to the integumentary system as tested in the ATI TEAS exam.

What makes up the integumentary system?

Skin, glands, hair, nails
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Key Terms

Term
Definition
What makes up the integumentary system?
Skin, glands, hair, nails
What are the three layers of the skin from superficial to internal?
Epidermis, dermis, hypodermis
What is the Epidermis layer?
Made of epithelial tissues; does not have blood vessels, regenerates once a month
What is the Dermal/cutaneous layer?
Made of connective tissue, hair follicles, sebum glands, capillaries, blood vessels
What is the Hypodermis/subcutaneous layer?
Areolar and adipose tissues, highly vascular, above the muscle layer
What do sebaceous glands do?
Secrete sebum to keep hair and skin flexible and water resistant

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TermDefinition
What makes up the integumentary system?
Skin, glands, hair, nails
What are the three layers of the skin from superficial to internal?
Epidermis, dermis, hypodermis
What is the Epidermis layer?
Made of epithelial tissues; does not have blood vessels, regenerates once a month
What is the Dermal/cutaneous layer?
Made of connective tissue, hair follicles, sebum glands, capillaries, blood vessels
What is the Hypodermis/subcutaneous layer?
Areolar and adipose tissues, highly vascular, above the muscle layer
What do sebaceous glands do?
Secrete sebum to keep hair and skin flexible and water resistant
What forms from ceruminous gland's mixture of sebum and dead epithelial cells?
Ear wax
What does the apocrine gland do?
Sex pheromone sweat gland connected to the hair; makes more fatty acids
What do eccrine/merocrine glands do?
Regular sweat gland
What are the six functions of the integumentary system?
Body protection
What are the two primary means of thermoregulation of the skin?
Perspiration and diameter changes of blood vessels
Where are the thermoreceptors of the integumentary system?
Hypothalamus and skin