Studied by 20 people
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arterioles
branch into myriads of microscopic capillaries
arteries
thick-walled blood vessels that transport blood away from the heart
veins
bring blood back to the heart
capillaries
microscopic blood vessel, linking an artery and vein, in which the exchanges between body cells and blood take place
atherosclerosis
form of arteriosclerosis in which a buildup of plaque and scar tissue narrow the inside of an artery
arteriosclerosis
“hardening of the arteries”
plaque
makes the linings of the arteries rough
systemic circulation
the movement of the blood through all parts of the body except the lungs
coronary
portal
renal
fill in the blank
systemic circulation includes three special branches: ________ circulation, _________ circulation, and _______ circulation
coronary circulation
the flow of blood to the heart muscle through the coronary arteries and back to the right atrium
portal circulation
portion of systemic circulation in which blood moves from the digestive organs and spleen to the liver
renal circulation
movement of blood through the kidneys
renal vein
returns blood from the kidneys to the inferior vena cava
pulmonary circulation
the movement of blood between the heart and the lungs
pulmonary
fill in the blank
the word ___________ refers to the lungs
blood pressure
the force that blood exerts upon the walls of the blood vessels
systolic blood pressure
blood pressure when it is highest when the ventricles are contracting
diastolic blood pressure
blood pressure when it is lowest when the heart is resting between beats
liver
one of the largest and most versatile organs in the body; chemical factory of the body
lobes
fill in the blank
the liver consists of two _______
lobules
functional units of the liver; each lobe is composed of these
kupffer cells
special cells that snatch bacteria out of the bloodstream and destroy them
viral hepatitis
liver infection that can be acquired by skin contact, contaminated food, blood transfusions, and intravenous drug use
cirrhosis
what alcohol abuse can cause; the buildup of fatty deposits and fibrous tissue in the liver
millimeters of mercury
fill in the blank
blood pressure is measured in units of __________ ___ __________
120/80
what is the normal upper limit of systolic/diastolic blood pressure?
hypertension
condition in which resting blood pressure exceeds either 140 mmHg systolic or 90 mmHg diastolic; also called high blood pressure
pulse
rhythmic blood-pressure changes in the arteries as the heart beats
carotid artery
radial artery
temple
where are some of the easiest places to feel your pulse?
cardiovascular disease
fill in the blank
the leading cause of death among americans is ______________ _________
obesity
a problem because excess weight puts a great stress on the heart
smoking
another factor that contributes to CVD
nicotine
fill in the blank
cigarette smoke contains ________, which causes the arteries to constrict and elevate the blood pressure, making the heart work harder
Note 
Flashcard (62)