Anatomy
How heavy is an average human heart?
9 oz
(men's hearts weigh on average 2 oz. more than women's)
What mammal has the largest Heart?
Whale
What is it called when there isa lack of blood flow, causing the tissue in the heart muscle to die? Also called a myocardial infraction.
Heart Attack
What type of medical device sends electrical pulses to help your heartbeat at a normal rate and rhythm.
Pacemaker
What century was the heart discovered?
fourth century B.C
What causes the beating sound of your heart?
The valves of the heart opening and closing
What day do heart attack most commonly occur?
Monday
What is an abnormal heart rhythm caused by a problem with the heart's electrical system (system that regulates the heart).
Arrythmias
Where was the first successful human heart transplant?
South Africa
What type of animal was the first artificial heart implanted in?
dog
How many chambers does a heart have?
4
Where in the chest is your heart located?
Middle
What type of heart disease plaques lines arteries that supply blood to the brain?
Carotid Artery
The first pacemaker had to be plugged into a ___ _______
Wall Socket
Who was the ancient Roman god of love?
Cupid
The ____ side you your heart pumps blood into your lungs, while the ____ side of your heart pump blood back into your body.
right; left
how heavy is the largest heart on record?
440lb
Why is it very rare to have hear cancer?
Heart cells stop dividing, greatly reducing the chance of heart cancer
What device detects a life-threatening rapid heartbeat and delivers shocks into the heart when it notices an arrythmia?
Implantable cardioverter-defibrillator (ICD)
Why is love associeated with the heart?
The shape of the leaves of a now-extinct plant called silphium, which was considered a key component of a love potion in the time of the Roman
What are the two types if semilunar valves in the heart?
Aortic valve & Pulmonary valve
If you gathered all of your blood vessels a conintuous rope how long would the system be?
60,0000 miles
What type of heart disease is swelling and irrigation of the thin, saclike tissue surrounding the heart? (causes sharp chest pain)
Pericarditis
What is the difference between a left ventricular assist device (LVAD) and a pacemaker?
LVAD helps the heart pump blood effectively, a pacemaker helps correct an irregular or slow heartbeat
What decade did the first heart surgery occur?
1890s
(1893)