The heart is a muscular organ in humans and other animals, which pumps blood
through the blood vessels of the circulatory system. Blood provides the body with
oxygen and nutrients, as well as assist...
Feb 17, 2009 ... ... 4 (Multiple Choice Worth 5 points) Which part of the heart contracts and forces
oxygen-rich blood throughout the body? left atrium right atrium ...
Another wall separates the rounded top part of the heart from the cone-shaped
bottom part. ... They can squeeze (contract) to send blood rushing out. ... The
systemic loop begins when the oxygen-rich blood coming from the lungs enters
the ... The blood leaving the aorta brings oxygen to all the body's cells through
When a heart contracts and forces blood into the blood vessels, there is a certain
path that the blood follows through the body. The blood moves through
pulmonary ... Blood that is lacking oxygen is said to be deoxygenated. This blood
has just ...
Sep 20, 2012 ... The left side of the heart receives the oxygen-rich blood from the lungs ... that
pump blood out of the heart to the lungs or other parts of the body. ... They open
to allow blood to flow through to the next chamber or to one of ... Systole is when
the ventricles contract, or squeeze, and pump blood out of the heart.
Each heartbeat has two basic parts: diastole (di-AS-toe-lee), or relaxation, and ...
Next, your heart's ventricles contract (ventricular systole) and pump blood out of
... Oxygen-rich blood returns from the lungs to your heart's left atrium through the
... Blood leaves the heart through the aortic valve, into the aorta and to th...
Jun 25, 2014 ... The heart pumps blood to all parts of the body. ... Oxygen-poor blood returns from
the body to the heart through the superior vena cava ... Oxygen-rich blood flows
from the lungs back into the left atrium (LA), or the left upper ...
The four chambers of the heart are the right atrium, the right ventricle, the left
atrium, ... the aorta, the body's largest artery, which transports oxygen-rich blood
from the left ... When the left ventricle contracts, it forces the blood through the
It pumps blood to all parts of the body through a network of blood vessels by ...
The left side of the heart receives oxygen-rich blood from the lungs, then pumps
... the right and left atria, causing them to contract, forcing blood into the ventricles
Four types of valve regulate blood flow through your heart. ... for oxygen rich
blood to pass from the left ventricle into the aorta, your body's ... The right atrium
contracts and pushes the blood cells through the tricuspid valve into the right
ventricle. ... different arteries that pump the oxygenated blood to various parts of