Integumentary System

Front

What is the Integumentary System?

Back

The Integumentary System is the organ system that includes the skin, hair, nails, and glands, serving as a protective barrier for the body.

Front

What are the main functions of the skin?

Back

The main functions of the skin include protection, regulation of body temperature, sensation, and synthesis of vitamin D.

Front

What is a 1st degree burn?

Back

A 1st degree burn affects only the outer layer of skin (epidermis), causing redness and minor pain, like a sunburn.

Front

What is the Anagen phase in hair growth?

Back

The Anagen phase is the active growth phase of hair follicles, during which hair continuously grows.

Front

What is sebum?

Back

Sebum is an oily substance produced by sebaceous glands that helps keep the skin soft and moist.

Front

What are Merkel cells?

Back

Merkel cells are specialized cells in the epidermis that contain nerve endings and function as touch receptors.

Front

What is a hair follicle?

Back

A hair follicle is a small tubular structure from which hair grows, embedded in the skin.

Front

What is the role of keratinocytes?

Back

Keratinocytes are the primary cells in the epidermis that produce keratin, a protein that helps protect the skin.

Front

What is the difference between the dermis and epidermis?

Back

The epidermis is the outermost layer of skin, while the dermis is the thicker layer beneath it that contains blood vessels, nerves, and connective tissue.

Front

What is the function of sweat glands?

Back

Sweat glands help regulate body temperature by producing sweat, which cools the body when it evaporates.