Answer:
The heart is made of three layers of tissue. Endocardium, the thin inner lining of the heart chambers that also forms the surface of the valves. Myocardium, the thick middle layer of muscle that allows your heart chambers to contract and relax to pump blood to your body.
Explanation:
Ibuprofen should help and lots of water.
Answer:
True
Explanation: it’s the same way for my aunt and uncle.
Answer:
Movement, protection, production of blood cells and more, endocrine regulation,
Explanation:
good luck
