What is the primary function of the skeletal system?

• To provide structure and protection

• To digest food

• To circulate blood

• To produce energy

Which of the following is NOT a component of the skeletal system?

• Muscles

• Joints

• Cartilage

• Bones

How many bones does an adult human skeleton typically have?

• 250

• 150

• 300

• 206

What is the role of cartilage in the skeletal system?

• To produce blood cells

• To connect muscles to bones

• To store minerals

• To cushion joints

What connects muscles to bones?

• Ligaments

• Tendons

• Cartilage

• Nerves

What happens when muscle tissue contracts and relaxes?

• It produces hormones

• It causes movement

• It generates heat

• It stores fat

Which type of muscle can you control voluntarily?

• Cardiac muscles

• Smooth muscles

• Skeletal muscles

• Involuntary muscles

Which of the following is an example of an involuntary muscle action?

• Smiling

• Digesting food

• Blinking your eyes

• Raising your hand

What is the combined system of muscles and bones called?

• Nervous system

• Cardiovascular system

• Musculoskeletal system

• Digestive system

What is the main purpose of the musculoskeletal system?

• To filter waste

• To regulate temperature

• To enable movement

• To produce hormones