Explain the meaning of the term gland, cite three examples of glands, and state the extracellular products secreted by each. Describe the basic features of connective tissue, and explain how they enable connective tissue to carry out its various tasks. Connective tissue cells and fibers are surrounded by a ground substance. List three functions of blood. Distinguish among skeletal, cardiac, and smooth muscle tissues in terms of location, structure, and function.
Muscle tissues contain specialized cells that can contract.
Neurons are organized as lines of communicaiton. List the principal organ systems in humans and match each to its main task. Explain how, if each cell can perform all its basic activities, organ systems contribute to cell survival. Draw a diagram that illustrates the mechanism of homeostatic control. Explain what a reflex is by drawing and labeling a diagram and telling how it functions.