The circulatory system is system in the human body that provides a network through which our blood flows constantly.The human cardiovascular system is considered closed because there are no holes for blood to enter or leave the system. Correct answer: D
In the closed circulatory system the blood stays confined within the vessels and heart.
Answer:
1. slurred speech
2. Vomiting
3. Distorted vision and hearing
Answer:
○Plan for what to do if in a difficult situation
