Human Body Unit- Test Skin, Bones, and Muscles

The largest organ of your body is your:

• Lungs

• Heart

• Skin

The dermis is:

• a protein in skin

• the inner layer of skin

• blood vessels in the skin

The epidermis is the:

• outside layer of the skin

• color of skin

• inner layer of skin

What protects cuts from germs on the skin?

• a scab

• a minor injury

• a sun burn

All of your skin cells are replaced every

• year

• day

• month

What is the longest bone in the human body?

• Femur

• Pelvis

• Skull

Where is the smallest bone in the human body?

• Fingers

• Toes

• Ear

What is the skull used for?

• Keeps the body upright

• Protects the brain

• Protects the lungs

What is the function of the skeleton? (Select all correct answers)

• Protects organs

• Supports body

• Allows movement

• Forms blood Cells

• Stores fat and minerals

Bones are made of 3 types of bone material: (choose 3)

• compact bone

• spongy bone

• bone marrow

• sponge bob