Exploring the Skeletal and Muscular Systems

How many bones are there in the human body?

• 150

• 400

• 305

• 206

What is the skeletal system?

• All the bones in the body

• All the muscles in the body

• The brain and spinal cord

• The digestive system

Which organ does the skull protect?

• Liver

• Brain

• Lungs

• Heart

What is found at the center of bones?

• Tendons

• Cartilage

• Bone marrow

• Synovial fluid

What is the function of cartilage in joints?

• To store calcium

• To connect muscles to bones

• To produce red blood cells

• To allow smooth movement of bones

How do muscles help bones to move?

• By pushing them

• By pulling them

• By stretching them

• By rotating them

Which type of muscles are under our conscious control?

• Involuntary muscles

• Voluntary muscles

• Cardiac muscles

• Smooth muscles

Where are involuntary muscles found?

• In the arms

• In the heart

• In the fingers

• In the legs

Which of the following is a good exercise for healthy bones and muscles?

• Cycling

• Sleeping

• Watching TV

• Reading

What is the importance of good posture?

• It improves eyesight

• It increases height

• It keeps us fit and prevents body pain

• It helps in digestion