Learners study two diagrams of the lymphatic system and then test their knowledge in drag-and-drop exercises.
The Stress Response
By Barbara Liang
In this animated object, learners read a brief description of the roles of the hypothalamus, emotions, and adrenal secretions during the stress response.
Types of Hip Fractures
By Ann Jadin
Learners read about five different fractures of the hip and the treatments used.
A Typical Animal Cell
By Gerald Heins
In this interactive object, learners identify the parts of an animal cell and its organelles.
An Overview of Pulmonary and Systemic Circulation
By Wendy Dusek
In this animated and interactive object, learners examine how blood flows through the heart and lungs. A brief quiz completes the activity.
How to Convert from One Unit to Another in the Metric System
By Nabila Dahche
In this learning activity you'll practice converting from one metric unit to another.
The Edison Wire System
By Terry Bartelt
Learners read a description of the wiring configuration of a residential Edison Wire System, which consists of a transformer secondary circuit. The circuit supplies two 115-volt sources and one 230-volt source.
The Neutral Current of an Edison Wire System
Learners take a close look at the Edison Wire System and observe how the current values through the two lines and the neutral of the system change as the loads vary.
Voltage Waveforms in an Edison Three-Wire System
Learners view the waveforms and voltages of an Edison Three-Wire System and read a description of the polarities across the secondary of the center-tap transformer. This transformer supplies power to residential homes.
The Planets: Uranus
Uranus [yoor-uh-nuh s] is the seventh planet from the Sun. It’s barely visible to the naked eye, and is the first planet discovered with the use of a telescope.
Puzzle 8: Body Systems in Sequence
Put these body systems in sequence
Medical Terminology for Muscular System
Use the definition to guess the word or prefix and save the moon!
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