I think it might be d. the lungs expand and contract which increases the rate of blood flow so the muscles can convert and store energy
Answer:
20
Explanation:
Approximately 80% of our water intake comes from drinking water and other beverages, and the other 20% comes from food.
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.
A wound stops bleeding due to the process of clot formation called coagulation. brainliest plzz;)
Answer:
The persistent feeling of sadness or loss of interest that characterizes major depression can lead to a range of behavioral and physical symptoms. These may include changes in sleep, appetite, energy level, concentration, daily behavior, or self-esteem.
Explanation:
