Integumentary System

Skin color is due to a pigment called

• Keratin
• Melanin
• Chromatin
• Epithelium

The epidermis is composed of _____.

• stratified squamous epithelium
• simple columnar epithelium
• adipose tissue
• connective tissue

What types of cells found in the epidermis contain nerve endings that are touch receptors?

• Keratinocytes

• Langerhans cells

• Melanocytes

• Merkel cells

Tags

NGSS.MS-LS1-8

What is the top layer of the skin called?

• Dermis
• Hypodermis
• Epidermis
• Subcutaneous

Tags

NGSS.HS-LS1-2

What are the three main layers of the skin?

• The epidermis, the dermis, and the subcutaneous
• The epidermis, the dermis, and the sebaceous
• The dermis, the sebaceous, and the sudoriferous
• The sudoriferous, the dermis, and the epidermis

The hypodermis contains this type of tissue which is another name for fat.

• epithelial

• connective

• sebum

• adipose

The innermost layer of skin is

• dermis

• epidermis

• stratum layer

• hypodermis

A slight scratch of the skin does not causing bleeding because the epidermis lacks___________.

• Living cells

• Blood vessels

• Hair Follicles

• Melanin