Skeletal, Digestive, and Muscular Systems Quiz

What is the main function of the skeletal system?

• Pump blood

• Help with breathing

• Provide support and protect organs

• Help in digestion

What protects your brain?

• Ribs

• Skull

• Spine

• Pelvis

Which bones protect your lungs and heart?

• Skull

• Femur

• Ribs

• Spine

What is the longest bone in the human body?

• Skull

• Femur

• Spine

• Humerus

How many bones does an adult human body have?

• 100

• 206

• 150

• 300

What is the function of joints?

• Pump blood

• Help bones grow

• Connect muscles

• Help bones move

Which bone is found in your arm?

• Tibia

• Humerus

• Femur

• Fibula

Where is your backbone or spine located?

• Chest

• Back

• Arm

• Head

What is bone marrow?

• Muscle layer

• Joint fluid

• Soft tissue inside bones that makes blood

• Bone cover

Which bone protects your spinal cord?

• Skull

• Rib

• Spine

• Femur