The answer would be 2 placenta. A thin walled sac that surrounds the fetus during pregnancy. The sac is filled with amniotic fluid(liquid made by fetus) and the amnion(the membrane that covers the fetal side of the placenta)
Cooling down after exercising is just as important as warming up before exercising. They both provide a smooth transition between exercise and a state of rest. The main purpose of cooling down after exercise is to reduce the heart and breathing rates, gradually cool body temperature<span>, return muscles to their optimal length-tension relationships, prevent venous pooling of blood in the lower extremities, which may cause dizziness or possible fainting, and restore physiologic systems close to baseline.</span>
101 and out
and
Back-to-back
Answer:
it might be self-monitoring (srry if i am wrong)