Skeletal system

What are the soft spots on a newborn's head called?

• Joints

• Cartilage

• Fontanels

• Marrow

How many bones does an adult human typically have?

• 180

• 206

• 250

• 300

What is the primary function of the skeletal system?

• Digestion

• Support and framework

• Circulation

• Respiration

Are bones considered organs of the body?

• Yes, they are organs

• No, they are tissues

• Only in children

• Only in the appendicular skeleton.

Which type of bone tissue forms the hard, dense outer layer?

• Spongy bone

• Marrow

• Compact bone

• Cartilage

What is the characteristic feature of spongy bone?

• Solid and dense

• Soft and flexible

• Primarily composed of marrow

• Hard with many "holes"

What is the function of bone marrow?

• Stores calcium

• Filters waste

• Provides flexibility

• Produces blood cells

How many bones are in the axial skeleton?

• 80

• 100

• 126

• 206

Which part of the skeleton includes the appendages?

• Axial skeleton

• Cranium

• Vertebral column

• Appendicular skeleton

What is the term for the areas where bones in a newborn's skull haven't fused?