When a cell is "at rest" it is in a state called the resting potential. In this state, neurons are more negatively charged ions inside the cell than outside the cell.
Answer: D
Explanation:
Now a days people use the internet to pre-plan an appointment as its fast and convenient
The answer should be: D. AED training
Automated electronic defibrillator use is easy, but in actual medical practice, there is only a few pattern of heart rhythm that was shockable. AED can be available in many places but trained personnel might not present when it was needed.
When AED used by someone without training, the helper can be protected by Good Samaritan Law. But their help might worsen the patient condition.
Organs I guess.
(Sorry if Im not helping)
I believe you are asking about the "triangle" we were tought a simple triangle. Cells at the bottom because there are the most of them, tissues next, organ next, and organ system at the top. So I believe the answer you are looking for is Organ System.