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:
Breakfast would be the correct answer due to it being the best and most important meal of the day!
World Health Organization finds that most deaths worldwide result from noncommunicable disease at approximately a rate of 60%. The four main noncommunicable diseases are cardiovascular diseases, diabetes, cancers, and chronic lung diseases. However, the approximate percentage differs in lower income countries where nearly 80% die from these noncommunicable diseases.
Through the study of World Health Organization, they found out that cardiovascular diseases are the leading cause of death taking an approximate 17 million deaths per year.
♥ Averagely 1 - 1.5 seconds.
Hope this helps! :-)