Answer:
carries oxygen and nutrients to all parts of the body
removes carbon dioxide
removes waste from cells
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.
<span>liters of blood each day. A) 100,000 </span>
Answer:
a
Explanation:
A. peripheral nervous system (PNS)
