Bones, Muscles and Skin

What is a follicle?

• A type of flower

• A protein used to make hair and skin

• A type of cloud

• A place in the skin from which a hair grows

Where in the body would you find an immovable joint?

• knee

• shoulder

• ankle

• skull

Which of these is responsible for vitamin D production?

• the skin

• the red marrow

• the yellow marrow

• cardiac muscle

Which joint allows bones to move back and forth like a door?

• ball and socket

• hinge

• pivot

• gliding

Which of these joints is created when the rounded end of one bone fits into the cuplike cavity of another?

• ball and socket

• hinge

• pivot

• gliding

Skeletal muscles always work:

• alone

• in groups

• in pairs

• none of these

What is the main job of your SKELETAL muscles?

• digest your food

• help your heart pump blood

• move your bones and body parts

• push blood through blood vessels

Your skeletal muscles are:

• voluntary

• involuntary

Tendons attach muscles to bone.

• True

• False

Muscle contractions convert chemical energy into what?

• carbon dioxide

• thermal energy (heat)

• vitamin D

• oxygen