veins and arteries
The jugular veins are the two main veins in the neck returning blood from the brain to the heart. Their arterial counterparts are the carotid arteries.
Tubes that carry blood to the heart are veins. The two major veins that carry blood to the heart are the vena cava and the pulmonary vein.
The coronary arteries supply oxygenated and nutrient filled blood to the heart muscle. There are two main coronary arteries: right coronary artery and left coronary artery. Other arteries diverge from these two main arteries and extend to the bottom portion of the heart.
The left side of the heart pumps blood to the head and body. The right side of the heart pumps blood to the lungs
Pulmonary artery (to the lungs) Aorta (to the rest of the body.)
In your heart, the top two hollow sections are called atrium and the lower two are ventricles.
veins and arteries
abdomen
The North and the South were the two main sections of the US in the early 1800s up to the point of the Civil War.
The names of the two sides of the heart are the right heart and the left heart. The right heart is a low pressures pump that receives venous blood from the systemic circulation and pumps it to the lungs. The left heart is a high pressure pump which receives blood from the pulmonary veins and pumps it to the rest of the body via the aorta.
The float bowl and the venturi tube
the first one is called the cephalothorax
Sections of the lungs are called lobes. The right lung has 3 lobes and the left lung has two, which allows room for the heart.
three main sections of a persuasive speech
The term for the 4 sections of the heart muscle is the cardiac muscle.
5 sections
Two main ones - New and Old Testaments.