<span>Since you left off the choices, I have to just present the facts of what occurs first in the nerve impusle. The first thing that will is happen is the sodium ios will move to the inside of the nueron. The second step is the potassium ions will move to the inside of the neuron. After those move into the nueron, calcium will then move into the nueron. Both the sodium and potassium have 1 postive charge. While the calcium ion has 2 positive charges. </span>
<span>Prolonged stress due to sustained child abuse is associated with reductions in the size of the: hippocampus </span>
Answer: Animals release water vaper when they exhale.
Explanation: the water cycle shows a continuous movement of water within the Earth and atmosphere. Liquid water evaporates into water vapor, condenses to form clouds, and precipitate back to Earth as rain and snow.
