04: Support and Movement

  • Define the skeletal system.

    Define the skeletal system.

    The skeletal system is a framework of bones and cartilage that provides structural support, protects vital organs, allows movement, stores…

  • What is the function of bones?

    What is the function of bones?

    Bones support the body, protect internal organs, facilitate movement by serving as levers for muscles, store minerals (like calcium and…

  • Explain the term ‘joint’.

    Explain the term ‘joint’.

    A joint is a point of connection between two or more bones, allowing movement and flexibility. Joints can be classified…

  • What is cartilage?

    What is cartilage?

    Cartilage is a flexible, semi-rigid connective tissue found in areas like joints, ears, and the nose. It provides cushioning, reduces…

  • Define ligament.

    Define ligament.

    Ligaments are strong, flexible bands of connective tissue that connect bones to other bones at joints, providing stability and limiting…

  • What is the role of tendons?

    What is the role of tendons?

    Tendons are fibrous connective tissues that connect muscles to bones, enabling the transfer of force from muscle contractions to bone…

  • Explain the term ‘muscle contraction’.

    Explain the term ‘muscle contraction’.

    Muscle contraction is the process in which muscle fibers shorten in response to a stimulus, resulting in movement. This process…

  • What is the function of the axial skeleton?

    What is the function of the axial skeleton?

    The axial skeleton consists of the skull, vertebral column, and rib cage. Its primary function is to protect the brain,…

  • Define the appendicular skeleton.

    Define the appendicular skeleton.

    The appendicular skeleton includes the limbs and their attachment points to the body, such as the shoulder girdle and pelvic…

  • What is the role of calcium in bone health?

    What is the role of calcium in bone health?

    Calcium is essential for maintaining bone density and strength. It is a major component of bone mineralization and helps prevent…