Lectures 10 – 16 | 100% Correct Answers
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The heart is found in what cavity? - ✔✔thoracic
Which layer of the heart is found on the inside? - ✔✔Endocardium
The heart is positioned in-between what? - ✔✔The lungs
Which layer of the heart is the thickest and is made of cardiac muscle? - ✔✔Myocardium
The base of the heart is located at the... - ✔✔at the 2nd rib
What fluid can be found between the visceral and parietal pericardium? - ✔✔Serous fluid
What are the layers of the heart? - ✔✔endocardium, myocardium, epicardium and pericardium
The pulmonary arteries take blood to: - ✔✔The lungs
What is the "inside layer" of the heart - ✔✔Endocardium
Blood flows from the superior/inferior vena cava into: - ✔✔right atrium
What is the thick muscular layer of the heart that is responsible for pumping blood? - ✔✔Myocardium
The pulmonary veins take blood to: - ✔✔left atrium
,What type of muscle is the Myocardium of the heart? - ✔✔Cardiac muscle
The tricuspid valve is found: - ✔✔Between the right atrium and right ventricle
What layer of the heart is directly attached to the heart? - ✔✔Epicardium
The pulmonary valve is found: - ✔✔Between the right ventricle and the pulmonary arteries
What layer surrounds the heart but does not directly touch it? - ✔✔Pericardium
The bicuspid (or mitral valve) is found: - ✔✔Between the left atrium and left ventricle
Where in layers of the heart can pericardial fluid be found? - ✔✔Between the Epicardium and
Pericardium
The "hardest working" and thickest chamber of the heart is... - ✔✔The left ventricle
What is the condition and result when too much pericardial fluid accumulates between the epicardium
and pericardium? - ✔✔Pericardial Effusion
Which vessel carries blood from the pulmonary capillaries to the left atrium? - ✔✔pulmonary veins
What is the thick structure that runs down the middle of the heart and separates the inside of the heart
into right and left parts? - ✔✔Septum
(True or False) The left side of the heart pumps blood to the lungs to receive oxygen - ✔✔False
Name the blood vessels that deliver oxygenated blood to the heart tissue. - ✔✔Coronary arteries
,Which of the following are AV valves?
Tricuspid
Bicuspid
Pulmonary
Aortic - ✔✔Tricuspid and Bicuspid
When do the atria relax (diastole)? - ✔✔After the P Wave
The coronary arteries deliver ______________________ to the heart tissue. - ✔✔Oxygenated blood
What wave represents "all chambers relaxed"? - ✔✔T wave
Which of the following are semilunar valves?
Tricuspid
Bicuspid
Pulmonary
Aortic - ✔✔Pulmonary and Aortic
The second heart sound is heard at all what wave? - ✔✔T wave
, Name the blood vessels that drain deoxygenated blood from the heart tissue. - ✔✔Coronary Veins
The amount of blood pumped by our heart in one minute is called what? - ✔✔Cardiac Output
Why do we have valves in our heart? - ✔✔To prevent back flow
The sympathetic nervous system would cause our heart rate to: - ✔✔Increase
The coronary veins drain ________________________ from the heart tissue. - ✔✔Deoxygenated Blood
The parasympathetic nervous system would cause our heart rate to: - ✔✔Decrease
The closing of which set of valves causes the "first heart sound"? - ✔✔AV Valves
Which cranial nerve is the largest parasympathetic nerve and goes to the heart (amount other organs -
✔✔CN X (Vagus Nerve)
All of the coronary veins merge into where? - ✔✔Coronary Sinus
(True or False) The right ventricle pumps blood through the pulmonary valve to the body - ✔✔False
The closing of which set of valves causes the "second heart sound"? - ✔✔Semilunar Valves
Name the large vein of the heart that drains into the right atria - ✔✔Coronary Sinus
Absorption occurs where?