What are the structures of the skeletal system?
What are the structures of the Muscular System?
What are the functions of the Skeletal System?
What are the functions of the Muscular System?
What are the functions of the Integumentary System?
What are the structures of the Integumentary System?
What the main function of these body systems?
What are the three types of muscles?
Which type of muscle is voluntary (you can control them)?
Which type of muscles are involuntary (you can't control them)?