By Dawn Madl
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In this animated object, learners examine the mechanisms for gas exchange among the lungs, blood, and tissues.
Learners read a scenario about a blood-borne pathogen incident in the workplace and decide the best action to take.
Learners review normal conditions that are associated with aging. Changes are highlighted in the cardiovascular, musculoskeletal, respiratory, gastrointestinal, urinary, reproductive, endocrine, nervous, and sensory systems.