Answer:
not really, however if the resting heart rate is below 60 bpm, then bradycardia can be a serious problem because the heart rate is very slow and the heart can't pump enough oxygen-rich blood to the body.
Explanation:
The answer for this question would be letter D) or the fourth option.
It's A because you basically learn like how to be happy if that makes sense
<u>Answer:</u>
Neutrophils: produce antibodies
Explanation:
Antibodies are produced by the lymphocytes which fight against foreign substances called antigens. Antibodies bind with antigens, inactivate them and stop them for spreading in the body.
Neutrophils are the phagocytes which ingest bacteria and other foreign particles. They have granules that release special enzymes to fight and digest bacteria. They quickly accumulate at the site of infection and are important to fight against pathogens.