In this animated object, learners trace the olfactory pathway from the nasal cavity to the olfactory cortex.
Components of Dental Microbial Plaque
By Sandra Kohlmann
Learners examine the contents of organized microbial plaque and test their knowledge in matching exercises.
Blood Agar and Hemolysis
By Kristine Snow
Learners examine microscope images of blood agar and the various types of hemolysis that can be detected. A quiz completes the activity.
Dietary Manager Training: Preventing Backflow of Contaminated Water into Potable Water
By Kristy Norenberg
In this animated learning object, students read about the backflow of contaminated water and how to prevent it.
The Vertebral Column
By Barbara Liang
Learners read a brief description of the vertebral column and examine the distinctive features of the cervical, thoracic, and lumbar vertebrae.
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.
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.
Medical Terminology: Female Reproductive System
Female Reproductive System
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