In this screencast, learners review the parts of the gastrointestinal system and then check their knowledge in a matching exercise.

In this animated object, learners examine the mechanisms for gas exchange among the lungs, blood, and tissues.

Explore what passive transport osmosis is and how it moves water through a semipermeable membrane.

In this video, you'll review how every protein molecule of an organism is synthesized.

In this screencast, students read about the stages of microbial dental plaque formation and the time it takes for each stage to occur.

Learners examine the function and wiring of the sympathetic nervous system.

In this interactive object, learners review case studies and identify complex arterial blood gases.

In this interactive learning object, learners study the parts of the brain and then test their knowledge in a drag-and-drop exercise.

In this animated object, learners trace the olfactory pathway from the nasal cavity to the olfactory cortex.

In this interactive object, learners examine the locations of major body cavities and their protective membranes. A drag-and-drop exercise completes the activity.

In this interactive object, learners examine the characteristics of osteoarthritis, rheumatoid arthritis, and osteoporosis. Students then describe the precautions to be aware of when working with clients who have arthritis and identify assistive devices that clients might use to prevent injuries at home.

Learners consider the Apgar scores for several fictitious newborns. They are then given an Apgar score and proceed to create a situation in which a newborn would receive that rating.

Students view an enlarged, colorful depiction of the contents of an average square inch of skin.

In this animated object, learners examine synthesis, decomposition, exchange, and reversible reactions.

In this colorful and interactive object, learners examine the structure and function of muscle and connective tissues. A quiz completes the activity.

In this learning activity you'll review information on the neural synapse.

The learner listens to the pronunciation of medical terms using a "jukebox" to select the terms.

In this interactive object, learners read a case study and consider the signs and symptoms of schizophrenia and the appropriate nursing interventions.

In this interactive object, learners read the definitions of prefixes and suffixes that relate to the digestive system. They then use this knowledge to combine word components to form medical terms.

In this interactive object, learners use their knowledge of postpartum theory and the nursing process to complete a plan of care. The student's plan may be e-mailed to the instructor.

In this animated object, learners examine processes that do not use ATP directly including hydrostatic pressure and facilitated diffusion with carrier proteins.

Learners follow an EMT response at a nursing home involving a patient who complains of having difficulty breathing. In this detailed activity, learners examine response procedures, resources, and medications.

In this screencast, students identify various muscles of the face and scalp and see them in action.

Learners examine the location, structure, and function of the unipolar and multipolar neurons.

In this interactive object, learners identify the parts of an animal cell and its organelles.