Skin structures Pre-Flashcard

Front

What is the outermost layer of the skin called?

Back

Epidermis

Front

Which layer of the skin is primarily responsible for protection against environmental hazards?

Back

Epidermis

Front

What is the function of the hypodermis?

Back

The hypodermis, also known as subcutaneous tissue, provides insulation, shock absorption, and stores fat.

Front

What is the youngest layer of the epidermis?

Back

Stratum basale (or stratum germinativum) is the youngest layer of the epidermis.

Front

How thick is the epidermis compared to a sheet of paper?

Back

The epidermis is about as thick as a sheet of paper.

Front

What layer of skin is located beneath the epidermis?

Back

Dermis.

Front

What are the main cell types found in the epidermis?

Back

Keratinocytes, melanocytes, Langerhans cells, and Merkel cells.

Front

What is the primary protein found in the epidermis that provides strength and waterproofing?

Back

Keratin.

Front

What is the role of melanocytes in the skin?

Back

Melanocytes produce melanin, which gives skin its color and protects against UV radiation.

Front

What is the dermis primarily composed of?

Back

Connective tissue, which includes collagen and elastin fibers.