an abnormal rushing or blowing sound that results from a damaged heart valve
heart murmur
the blood protein that helps in the blood clotting process
fibrinogen
blood cells are manufactured here
bone marrow
most cases of lung cancer in the United States are caused by this
cigarette smoking
A person's resting blood pressure is 155/95. this indicates a medical condition known as this
hypertension
the blood vessels that carry blood toward the heart
veins
Organ that can be considered the body's chemical factory
liver
the blood cells that protect the body from infections
white blood cells
the heart's natural pacemaker
sinoatrial node
a buildup of fatty and fibrous tissue in the liver, often caused by alcohol abuse
cirrhosis
the liquid portion of the blood is this
plasma
during inhalation, the ribs and sternum are lifted by these
intercostal muscles
blood cells that transport oxygen throughout the body
red blood cells
in the lungs, gas exchanges between the air and the blood occur in tiny air sacs
alveoli
a hereditary disorder in which the blood is unable to form clots
hemophilia
large blood vessels that carry blood from the body into the right atrium of the heart
venae cavae
the movable floor of the thoracic cavity is formed by this
diaphragm
surplus of red blood cells are stored here
speen
the muscle layer of the heart
myocardium
allergic condition characterized by periodic spasms of the bronchial tubes that make breathing difficult
bronchial asthma
the blood vessels that supply the heart muscle are these
coronary arteries
these are the smallest tubes within the lungs
bronchioles
the iron-containing protein that allows blood cells to transport oxygen
hemoglobin
the amount of air is inhaled and exhaled during normal breathing
tidal volume