Chronic stress builds up over time.
Answer:
ovulation, fertilization, zygote formation, implantation.
Explanation:
Answer: B
Explanation:
After a muscle fiber is stimulated by a nerve signal, a release of stored calcium ions leads to muscle contraction.
Common electrolytes include sodium, chloride, magnesium, calcium and potassium.
Sodium and potassium help in the generation of nerve impulses while calcium aids muscle contraction. Sodium is also actively involved in the movement across cell membranes.
I don’t think you’re looking for a part but I believe you’re looking for blood, more specifically the red blood cells
