Human Skin

The largest organ of the human body is the:

• liver
• skin
• lungs
• heart

The outermost and thinnest layer of the skin is the:

• surface
• epidermis
• subcutaneous
• dermis

These structures are considered part of the DERMIS LAYER - the middle layer of your skin.

• nerves, fat, blood vessels
• sweat glands and hair follicles
• protein layers and melanocytes

The coloring in the skin; found in the epidermis.

• Melanin
• Oil
• Perspiration
• Pores

Tags

NGSS.MS-LS3-1

Skin protects the body by keeping harmful substances outside the body and keeping important substances inside the body.

• True

• False

openings that allow sweat to reach the surface of

the skin

• vitamin D

• dermis

• pores

• disease

the inner layer of the skin

• dermis

• melanin

• pores

• skin

a structure out of which strands of hair grow

• Follicles

• Pores

• Head

• Eyelashes

Tags

NGSS.MS-LS1-5

What is the evaporation of a liquid to cool the body?

• Shivering
• Sweating
• Vasodilation
• Vasoconstriction

Homeostasis

• allows for a wildly fluctuating internal environment
• is impossible in vertebrates
• is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation
• is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation

Tags

NGSS.HS-LS1-3