No Bones About It

The mineral that makes our bones hard is called ________.

• tendons

• Spinal cord

• Lungs

• Calcium

Calcium is a mineral that makes our bones hard and strong. We get calcium from:

• the air we breathe

• dairy foods like milk and cheese

• sleeping

• Mrs. Call

Adults have 206 bones but children have _____.

• 150

• 200

• 258

• 300

The main component of the human skeletal system is:

• Muscles

• Bones

• Skin

• Nerves

Which mineral is essential for bone health and is stored in bones?

• Iron

• Calcium

• Potassium

• Sodium

What is the process by which bones are formed in the body called?

• Ossification

• Calcification

• Osteoporosis

• Metamorphosis

Which type of joint is found in the human knee?

• Ball and socket

• Hinge

• Pivot

• Gliding

What is the function of red bone marrow?

• Store fat

• Produce blood cells

• Transmit nerve signals

• Support muscles

Which vitamin is crucial for calcium absorption in bones?

• Vitamin A

• Vitamin B12

• Vitamin C

• Vitamin D

What is the name of the longest bone in the human body?

• Humerus

• Femur

• Tibia

• Fibula