Examlex
Which ion has a negative charge?
Physical Activity
Any movement that requires energy expenditure, including activities undertaken while working, playing, carrying out household chores, traveling, and engaging in recreational pursuits.
Structured Exercise
Physical activities that are planned, organized, and repetitive for the purpose of conditioning any part of the body.
Vascular System
The network of blood vessels, including arteries, veins, and capillaries, that circulate blood throughout the body.
Arteries
Blood vessels that carry oxygenated blood away from the heart to the body.
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