Microbial Flora in Body Sites
By Dawn Madl
In an interactive exercise, learners identify the human body sites that harbor a normal resident flora and the sites that are sterile.
Helpful Microbes in Your Daily Life
By Elizabeth Yoon
Learners read how microbes in such items as yogurt, bread, insulin, and insect sprays improve our lives.
The Sense of Sight
By Barbara Liang
In this animated and interactive object, learners read about the parts of the eye. A short quiz completes the activity.
In this interactive object, learners categorize different metabolic activities as catabolic or anabolic and follow a glucose molecule through the processes of glycolysis, aerobic respiration, and fermentation.
The Cell: Passive Transport Diffusion (Video)
Explore what passive transport diffusion is and how it moves water through a membrane.
In this learning activity you'll review the structure and function of the different tissues of the human body.
The Juxtaglomerular Apparatus
By Becky Polk-Pohlman
In this animated and interactive object, learners examine the location, structure, and function of the juxtaglomerular (JG) apparatus.
The Food Pyramid
By Michele Williams
In this learning activity you'll explore the food pyramid and the recommended services.
Classification of Joints
In this animated object, learners examine the different types of joints and their movements.
The Anatomy of the Heart (Video)
In this video learners view the valves and chambers of the heart.
Physiological Events at the Neural Synapse
In this learning activity you'll review information on the neural synapse.
The Sense of Smell
In this animated object, learners trace the olfactory pathway from the nasal cavity to the olfactory cortex.
Respiratory System Gas Exchange
By Bruce Forciea
In this animated object, learners examine the mechanisms for gas exchange among the lungs, blood, and tissues.
Lifecycles of Animals and Plants
In this animated activity, sexual reproduction in animals is contrasted with the alternation of generation lifecycle of plants.
In this animated activity, learners examine the two major phases of cell division: mitosis and cytokinesis.
The Four Types of Chemical Reactions
In this animated object, learners examine synthesis, decomposition, exchange, and reversible reactions.
The Stress Response
In this animated object, learners read a brief description of the roles of the hypothalamus, emotions, and adrenal secretions during the stress response.
The Fungi Kingdom: Common Characteristics of Fungi
Learners examine what defines a fungus and read how fungi differ from animals and plants.
Regional Body Parts
By Gerald Heins
In this interactive object, learners identify a person's regional body parts.
How the Brain Develops
By Mary Beth Boettcher
In this interactive learning object, learners study the parts of the brain and then test their knowledge in a drag-and-drop exercise.
The Upper and Lower Motor Neurons
In this animated object, learners examine the function and location of the motor neurons and the damage that can result when they are injured.
Test Your Knowledge of Miscellaneous Bacteria
By Marise Hussey
Learners match diseases with their portals of entry, causative agents, and associated vectors.
The Unipolar and Multipolar Neurons
Learners examine the location, structure, and function of the unipolar and multipolar neurons.
The Vertebral Column
Learners read a brief description of the vertebral column and examine the distinctive features of the cervical, thoracic, and lumbar vertebrae.
By Jonathan Harris
In this animated learning object, students examine the life cycles of a virus.