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 The superior vena cava and inferior vena cava are veins that return deoxygenated blood from circulation in the body and empty into the right atrium.  The pulmonary artery carries deoxygenated blood from the right ventricle into the lungs for oxygenation.