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Natalija [7]
3 years ago
13

What is the first line of defense

Health
1 answer:
mixer [17]3 years ago
7 0
The first line of defence<span> (or outside </span>defence<span> system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.</span>
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Select the correct answer.
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Read 2 more answers
Judith has been complaining of pain in her lower back. Her friends suggested that Judith change the heel height of her shoes. Ju
stepan [7]

Answer:

no correlation

Explanation:

There are different kind of correlations, the positive one is when one variable increases, the other one, also increases.

A Negative one is when a variable increases, the other variable decreases. Judith´s friends thought this will be the result but it was incorrect.

A no correlation like in this case, neither increases or decreases the other variable, because with or without heels the pain is steady.

4 0
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