Heart anatomy
What are the four chambers of the heart?
Right Atrium, Left Atrium, Right ventricle, Left ventricle
What part of the blood carries oxygen?
Red blood cells
What tubes help transport blood throughout the body
Blood vessels
What is the difference between a heart attack and cardiac arrest?
A heart attack is when one of the coronary arteries becomes blocked. The heart will begin to die because it is not getting enough oxygen. Cardiac arrest is when a person‘s heart stops pumping blood around their body and they stop breathing normally
Where is superior vena cava to the right atrium?
Superior to the right atrium
What artery supplies the brain with oxygen?
Carotid artery
When ventricles contract, which valves open?
Aortic and pulmonary valves
What kind of heart problems does a person have if they are diagnosed with Bradycardia?
A slow heart rate. Anything lower than 60 beats per minute
How many layers does the heart wall have?
3
What two major veins does the deoxygenated blood come through
Superior and inferior Vena Cavae
The place where blood releases oxygen while receiving carbon dioxide
Capillary tissue
what is a pulse point?
bonus points if you can name all 8 pulse points on the human body
1.upper arm (Radial pulse)
2. Neck (Carotid pulse)
3. Lower leg, right above calf (Femoral pulse)
4. Inside arm, just above the bicep (Brachial pulse)
5. In front of the ear (Temporal pulse)
6. Left midclavicular line (Apical pulse)
7. Behind the knee (Popliteal pulse)
8. On top of the foot, just below the ankle (Dorsalis Pedis pulse
What holds the heart in place?
The Pericardium sac holds the heart and protects it from potential damage
What is the function of the Atrioventricular node in the blood pathway?
Located near the center of the heart, the electrical impulses keep your blooding moving in the correct rhythm
List in order, the biggest to smallest blood vessels
Arteries, veins, capillaries
10 liters
What is the hardest working part of the heart?
The left ventricle pumps blood from the heart to the rest of the body
What is the name of the pumping phase of the heart cycle
Systole
Blood flows from the superior and inferior Vena Cava into what heart structure?
Right atrium
What is the average number of times that a human heart pumps in a lifetime?
2.8 billion times