Answer:
If you lose too much blood, your brain doesn't get enough oxygen to support life.Without treatment measures, your body will completely lose its ability to pump blood and maintain oxygen delivery once you've lost about 50 percent of your blood volume. Your heart will stop pumping, other organs will shut down, and you'll likely be in a coma.
Explanation:
The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. These roadways travel in one direction only, to keep things going where they should.
three ways of how to take care of your heart are
Eat a heart healthy diet
If overweight, lose weight
try not to drink alcohol
They are both highly selective,most of the time what binds to them. Think of it as a lock and key, if the key fits the lock and it turns then it does what it needs.
Tell a trusted adult and block and report them
Answer:
Target heart rate is generally expressed as a percentage (usually between 50 percent and 85 percent) of your maximum safe heart rate. The maximum rate is based on your age, as subtracted from 220. So for a 50-year-old, maximum heart rate is 220 minus 50, or 170 beats per minute.
brainliest plz
Answer:
Hair is used as class evidence, and can be used as individual evidence if theres a follicle attached.
Explanation:
your welcome
