1 Pimples are caused by dirt and other foreign material getting caught in your pores. 2  This leads to a perfect breeding ground for bacteria. 3  Your body fights off the little collection of bacteria, thus the all too familiar red bulge of a pimple forms in the battle of body versus bacteria.o dry out the pimple, you can mix turmeric with hot water and salt. this will reduce swelling and will eventually remove the pimple. DONT PICK THE PIMPLE. DONT TOUCH IT EXCEPT WHEN APPLYING THE REMEDIES ABOVE OR WASHING YOUR FACE. another cause of pimples are eating excess oily food.
Specifically, the superior and inferior vena cava carry deoxygenated blood back to the heart. The superior vena cava is bringing deoxygenated blood from the head and upper torso back to the heart's right atrium.
1 Pulmonary circulation transports deoxygenated blood from the right side of the heart to the lungs, where the blood picks up oxygen and returns to the left side of the heart. 2  The pumping chambers of the heart that support the pulmonary circulation loop are the right atrium and right ventricle.