The upper portion of your heart contains the atria, both right and left.
The upper flat portion of the heart located at the level of the second rib is the base of the heart. It is where the great vessels such as the aorta and pulmonary arteries are attached, allowing blood to enter and exit the heart. The base of the heart is directed towards the right shoulder and is connected to the diaphragm and spinal column.
The superior vena cava is responsible for delivering deoxygenated blood from the upper portion of your body to the heart.
The upper portion of a fraction is called the numerator.
The upper right chamber of the heart is known as the right atrium. It is located in the upper portion of the heart, receiving deoxygenated blood from the body through the superior and inferior vena cavae. The right atrium then pumps this blood into the right ventricle, which sends it to the lungs for oxygenation.
England controlled the upper portion and the United States controlled the lower portion. The Upper Portion of Oregon eventually became part of Canada.
blood returning to the heart from the upper portion of the body enters the right atrium through the superior vena cava.
Manubrium
The Vein carying blood from the upper portion of the body into the heart, oxygen poor blood...
Fundus- Rounded, upper part of the uterus.
The upper part of the thermosphere is called the Ionosphere A+ Magnetosphere
maxilla
The upper heart valves are called atriums, and the lower heart valves are called ventricles.