The Nervous system releases dopamine and other reward chemicals in response to stimuli. Some such stimuli are addictive substances such as nicotine. When this happens the endocrine system sends bodily messages to relax. Having too much of an artificial substance provoking reward chemicals in your brain results in you not responding or producing enough on your own. Thus how addiction begins to occur. Hope this helps!
Answer:
Your life is always worth something, even in the darkest days.
Explanation:
So sorry for your loss.
C. The best response by the nurse is there are several reasons a baby can have a heart defect, let's talk about those causes.
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What is congenital heart defect?</h3>
A congenital heart defect is an abnormality in the heart that develops before birth.
Common symptoms of congenital heart defect include;
- abnormal heart rhythms,
- blue-tinted skin,
- shortness of breath,
- failure to feed or develop normally, and
- swollen body tissue or organs
Thus, the best response by the nurse is there are several reasons a baby can have a heart defect, let's talk about those causes.
The complete question is below
a) No, heart defects are mainly caused by genetic factors.
b) The studies show it is impossible to know what causes heart defects.
c) There are several reasons a baby can have a heart defect, let's talk about those causes.
d) Yes, there is a chance you caused this defect
Learn more about congenital heart defect here: brainly.com/question/14582514
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The major function of iron in the body is the formation of compounds essential to the transportation and utilization of oxygen to further this purpose the vast majority of iron in the body is used to form hemoglobin.
Iron is involved in energy production and through its role in the electron transport chain (ETC) . Heme contained molecules which are called cytochromes are involved in electron transport for ATP production by reducing iron in the heme from its ferric form to its ferrous from and vice versa.
It is helpful in the production of hemoglobin a protein that allows red blood cells to carry oxygenated blood to every cells of the body.It makes hemoglobin , a protein in red blood cells which carries oxygen from the lungs to allover the body and myoglobin , protein that provides oxygen to muscles.
To learn more about the cytochromes here
brainly.com/question/23819411
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