Integumentary System

Front

What is the function of sebaceous glands?

Back

Sebaceous glands secrete sebum, an oily substance that keeps hair soft and acts as a barrier against bacteria and fungi.

Front

Define thermoregulation.

Back

Thermoregulation is the process by which the body maintains its internal temperature within a narrow, optimal range despite external temperature changes.

Front

What role does melanin play in the skin?

Back

Melanin is a pigment produced in the epidermis that protects the skin from UV radiation.

Front

What is keratin and its function in the skin?

Back

Keratin is a waterproofing protein that fills the cells in the upper layers of the epidermis, providing protection and preventing water loss.

Front

Which layer of skin is responsible for producing melanin?

Back

The epidermis is the layer of skin that produces melanin.

Front

What are the main components of the integumentary system?

Back

The integumentary system consists of the skin, hair, nails, and associated glands.

Front

What is the primary function of the epidermis?

Back

The primary function of the epidermis is to provide a protective barrier against environmental hazards.

Front

Explain the role of sweat glands in the integumentary system.

Back

Sweat glands help regulate body temperature through the process of perspiration, which cools the body when sweat evaporates.

Front

What is the hypodermis and its significance?

Back

The hypodermis, or subcutaneous layer, is the layer of fat and connective tissue beneath the skin that provides insulation and cushioning.

Front

How does the integumentary system contribute to homeostasis?

Back

The integumentary system helps maintain homeostasis by regulating temperature, protecting against pathogens, and preventing water loss.