Human Body

Adults have _____ bones in their body.

• 180

• 206

• 260

• 345

Which type of muscle moves on its own?

• Smooth muscles

• Skeletal muscles

• Cardiac muscles

• None of the them

There are ____ layers of skin.

• 5

• 1

• 3

• 2

Which of these is NOT a function of our bones?

• Help us breathe

• Movement

• Store minerals such as calcium

• Protect organs

True or false: The heart is our largest organ.

• True

• False

Which of the following is an example of a joint?

• Femur

• Cranium

• Elbow

• Collarbone

True or false: the femur is the largest and strongest bone in our body.

• True

• False

What type of muscle surrounds the heart?

• Smooth muscles

• Cardiac muscles

• Skeletal Muscles

• All of the above

Which bones protect the lungs and heart?

• Humerus

• Cranium

• Phalanges

• Ribs

The middle layer of skin is called the ___________.

• Epidermis

• Subcutaneous

• Dermis

• Middle layer