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Tissues and Histology - Anatomy & Physiology

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Terms in this set (20)

  • What is histology?

    Histology is the study of tissues, their structure, and function in the body.

  • What are the four primary tissue types?

    The four primary tissue types are epithelial, connective, muscle, and nervous tissue.

  • What is the main function of epithelial tissue?

    Epithelial tissue covers body surfaces, lines cavities, and forms glands for protection, absorption, and secretion.

  • Name a characteristic of epithelial tissue.

    Epithelial tissue has cells closely packed with minimal extracellular matrix and is avascular.

  • What is connective tissue's primary role?

    Connective tissue supports, binds, and protects organs and tissues in the body.

  • What are the components of connective tissue?

    Connective tissue consists of cells, fibers, and an extracellular matrix.

  • What distinguishes muscle tissue?

    Muscle tissue is specialized for contraction and movement.

  • Name the three types of muscle tissue.

    The three types are skeletal, cardiac, and smooth muscle.

  • What is the function of nervous tissue?

    Nervous tissue transmits electrical signals to coordinate body functions.

  • What cells make up nervous tissue?

    Neurons and neuroglia compose nervous tissue.

  • What is the extracellular matrix?

    The extracellular matrix is the non-cellular component providing structural and biochemical support to surrounding cells.

  • How does epithelial tissue receive nutrients if it is avascular?

    Epithelial tissue receives nutrients by diffusion from underlying connective tissue.

  • What is the basement membrane?

    The basement membrane is a thin layer that anchors epithelial tissue to underlying connective tissue.

  • What type of connective tissue connects muscles to bones?

    Tendons are connective tissues that connect muscles to bones.

  • What connective tissue connects bones to bones?

    Ligaments connect bones to other bones at joints.

  • What is the role of collagen fibers in connective tissue?

    Collagen fibers provide tensile strength and structural support.

  • Which muscle tissue type is involuntary and found in the heart?

    Cardiac muscle is involuntary and found only in the heart.

  • Which muscle tissue type is voluntary and attached to bones?

    Skeletal muscle is voluntary and attaches to bones for movement.

  • Which muscle tissue type is involuntary and found in walls of hollow organs?

    Smooth muscle is involuntary and found in walls of hollow organs like intestines and blood vessels.

  • What is the function of neuroglia?

    Neuroglia support, protect, and nourish neurons in nervous tissue.