The Skeletal System

What is the primary component that makes up bones?

• Calcium

• Collagen

• Magnesium

• Iron

What type of tissue connects muscles to bones?

• Ligaments

• Tendons

• Cartilage

• Nerves

What kind of skeleton do earthworms have?

• Endoskeleton

• Hydrostatic skeleton

• Exoskeleton

• Cartilaginous skeleton

What do insects have that is a hard outer skeleton?

• Endoskeleton

• Hydrostatic skeleton

• Exoskeleton

• Cartilage

What function does the skeletal system NOT perform?

• Protecting organs

• Storing minerals

• Producing hormones

• Producing blood cells

Which term combines the skeletal system with the muscular system?

• Skeletal system

• Musculoskeletal system

• Endoskeletal system

• Hydrostatic system

How many bones does an adult human typically have?

• 206

• 210

• 200

• 250

What happens to the number of bones from infancy to adulthood?

• They decrease

• They increase

• They remain the same

• They disappear

What does the axial skeleton include?

• Bones in your hands

• Bones in your legs

• Bones in your skull

• Bones in your feet

What is the function of the appendicular skeleton?

• Protects vital organs

• Supports the head

• Essential for movement of arms and legs

• Stores fat