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Major Bones of the Human Body & Their Functions

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  • How many bones make up the human skeleton?
    The human skeleton is made up of 206 bones.
  • What are the two main parts of the human skeleton?
    The skeleton is divided into the axial skeleton and the appendicular skeleton.
  • What bones make up the axial skeleton?
    The axial skeleton includes the skull, vertebral column, and rib cage.
  • What is the function of the skull in the axial skeleton?
    The skull protects the brain and forms the structure of the face.
  • What is the role of the vertebral column?
    The vertebral column supports the body, protects the spinal cord, and allows flexible movement.
  • What does the rib cage protect?
    The rib cage protects the heart and lungs.
  • Which bones connect the arms to the trunk in the appendicular skeleton?
    The clavicle (collarbone) and scapula (shoulder blade) connect the arms to the trunk.
  • What are the main arm bones and their function?
    The humerus, radius, and ulna enable lifting, holding, and manipulating objects.
  • Which bones allow fine motor skills and dexterity in the hand?
    The carpals, metacarpals, and phalanges allow fine motor skills and dexterity.
  • What is the function of the pelvic girdle?
    The pelvic girdle supports the weight of the upper body and protects pelvic organs.
  • Name the main leg bones and their function.
    The femur, tibia, fibula, and patella support body weight and allow walking, running, and jumping.
  • Which bones provide balance and movement in the foot?
    The tarsals, metatarsals, and phalanges provide balance and movement.
  • What is the general function of bones related to support?
    Bones provide a framework that supports the body.
  • How do bones protect vital organs?
    Bones shield vital organs, such as the skull protecting the brain.
  • How do bones assist in movement?
    Bones act as levers for muscles to pull on, enabling movement.
  • Where does blood cell production occur in bones?
    Blood cell production occurs in the bone marrow, a process called hematopoiesis.
  • What minerals are stored in bones?
    Bones store calcium and phosphorus.