Answer:
This response is activated only by physical threats
Answer:
syphilis
Explanation:
it is a bacterial disease that comes in stages
Answer:
Dehydration and Starvation cause if he's pale means he has not eaten. Dizzy he ran too much Nausiated cause he hasnt had anything to drink
Explanation:
Answer:
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
Your circulatory system delivers oxygen-rich blood to your bones. Meanwhile, your bones are busy making new blood cells. Working together, these systems maintain internal stability and balance, otherwise known as homeostasis
Explanation: