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Learners study two diagrams of the lymphatic system and then test their knowledge in drag-and-drop exercises.
"I Want to Be Well" Case 3: Respiratory Pathogens
By Dawn Madl
In this learning activity you'll make observations and formulate an evaluation including diagnosis and microorganism identification.
Causes and Risk Factors of Cerebral Vascular Accidents
By Ann Jadin
In this interactive object, the learner examines the causes, symptoms, and risk factors associated with a stroke. The terms "thrombus," "emboli," and "hemorrhage" are defined. A self-assessment of risk factors completes the activity.
The Sense of Smell
By Barbara Liang
In this animated object, learners trace the olfactory pathway from the nasal cavity to the olfactory cortex.
Experience Environmental Health Baseball
Answer questions about Environmental Health to move around the Bases and Score. Let's Play Ball!
Peer-to-Peer Operating Systems
By Terry Bartelt
In this learning activity you'll examine how computers operate in a peer-to-peer network operating system.
Signed Binary Numbers: 2's Complement
By John Casey, Terry Bartelt
Learners use this interactive and animated object to examine the use of binary numbers in a programmable logic controller. A brief quiz completes the activity.
Overflow and Underflow for Signed Binary Numbers
By John Casey, Terry Bartelt, Terry Fleischman
Learners examine the occurrence of overflow and underflow conditions in a programmable logic controller. It is recommended that users view the learning object “Signed Binary Numbers” in advance of this object.
Elements of a Closed-Loop System
By Terry Bartelt, Terry Fleischman
Learners study an animated block diagram that describes the function of each element in a closed-loop system used in industrial automation.
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.
Chakalaka: Digestion Questions
a game to test your knowledge on the human digestive system
Medical Terminology: Female Reproductive System
Female Reproductive System
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.
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