By the end of this section, you will be able to:Describe the various types of body plans that occur in animalsDescribe limits on animal size and shapeRelate bioenergetics to body size, levels of activity, and the environment

By the end of this section, you will be able to:Describe epithelial tissuesDiscuss the different types of connective tissues in animalsDescribe three types of muscle tissuesDescribe nervous tissue

By the end of this section, you will be able to:Define homeostasisDescribe the factors affecting homeostasisDiscuss positive and negative feedback mechanisms used in homeostasisDescribe thermoregulation of endothermic and ectothermic animals

By the end of this section, you will be able to:Describe the system of blood flow through the bodyDescribe how blood pressure is regulated

Revised images and multiple choice questions only. By the end of this section, you will be able to:Describe the system of blood flow through the bodyDescribe how blood pressure is regulated

By the end of this section, you will be able to:List the basic components of the bloodCompare red and white blood cellsDescribe blood plasma and serum

By the end of this section, you will be able to:List the basic components of the bloodCompare red and white blood cellsDescribe blood plasma and serum

By the end of this section, you will be able to:Describe the structure of the heart and explain how cardiac muscle is different from other musclesDescribe the cardiac cycleExplain the structure of arteries, veins, and capillaries, and how blood flows through the body

By the end of this section, you will be able to:Describe the structure of the heart and explain how cardiac muscle is different from other musclesDescribe the cardiac cycleExplain the structure of arteries, veins, and capillaries, and how blood flows through the body

By the end of this section, you will be able to:Describe an open and closed circulatory systemDescribe interstitial fluid and hemolymphCompare and contrast the organization and evolution of the vertebrate circulatory system.

By the end of this section, you will be able to:Describe the role of different glands in the endocrine systemExplain how the different glands work together to maintain homeostasis

By the end of this section, you will be able to:Explain how hormones workDiscuss the role of different types of hormone receptors

By the end of this section, you will be able to:Explain how hormones regulate the excretory systemDiscuss the role of hormones in the reproductive systemDescribe how hormones regulate metabolismExplain the role of hormones in different diseases

By the end of this section, you will be able to:Explain how hormone production is regulatedDiscuss the different stimuli that control hormone levels in the body

By the end of this section, you will be able to:List the different types of hormonesExplain their role in maintaining homeostasis

By the end of this section, you will be able to:Explain adaptive immunityCompare and contrast adaptive and innate immunityDescribe cell-mediated immune response and humoral immune responseDescribe immune tolerance

By the end of this section, you will be able to:Explain cross-reactivityDescribe the structure and function of antibodiesDiscuss antibody production