Answer:
vitamin C deficiency.
Explanation: g o o g l e -
College students are not usually the most financially stable and junk food tends to be cheaper than healthy food. Therefore, college students can only afford to eat unhealthy foods. College students can try to find healthy alternatives that are cheap and try saving their money. Always make sure that their is a fruit or at least something healthy in their meal. If your parents want you to decrease your fat intake, a good thing to keep in mind is that eating later at night actually causes you to gain weight more than eating during the day.
A. Pacemaker cells located in the atria fire before the pacemaker cells in the ventricles. B. It takes time for hormones to diffuse from the atria to the ventricles to trigger contraction. C.The electrical signal generated in the right atrium is delayed at the AV node before passing to the ventricles. D.The ventricular muscle cells contract more slowly than the atrial muscle cells.