Answer:
1. Electrical impulses in the heart cause the muscle to contract.
2. To keep the blood flowing in only one direction
Explanation:
In the first question, the correct answer is ''Electrical impulses in the heart cause the muscle to contract''. Every muscle in our body contracts because of electrical impulses and this is also true for our hearts. Or any hearts in nature that we know of.
In the second question, the answer is ''To keep the blood flowing in only one direction''. We have those valves and without them, we wouldn't be able to function as we do.
Answer: The risks associated with bulimia nervosa are severe and may include: Chronic sore throat, indigestion, heartburn and reflux. Inflammation and rupture of the oesophagus and stomach from frequent vomiting. Stomach and intestinal ulcers.
Explanation: I took a health class test.
Answer:
Pro-agility test
Explanation:
According to my research on different performance tests, I can say that based on the information provided within the question the test which will best measure his skills is the Pro-agility test. This test mostly measures speed and change in directional speed.
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Answer:
You need to give more context for us to be able to help you...
Explanation:
IM SO SORRY what’s happening:( did u take them to the vet yet?!?!??
