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Questions and Answers
What happens to ventricular pressure during late diastole?
What happens to ventricular pressure during late diastole?
- Ventricular pressure rises slightly during inflow of blood from atrial contraction (correct)
- Ventricular pressure falls further to below 5 mm Hg
- Ventricular pressure increases significantly
- Ventricular pressure remains constant
Which valve is open during systole to allow ejection of blood from the left ventricle?
Which valve is open during systole to allow ejection of blood from the left ventricle?
- Aortic valve (correct)
- Pulmonic valve
- Mitral valve
- Tricuspid valve
Which valve is closed during diastole to prevent regurgitation of blood from the aorta back into the left ventricle?
Which valve is closed during diastole to prevent regurgitation of blood from the aorta back into the left ventricle?
- Aortic valve (correct)
- Pulmonic valve
- Mitral valve
- Tricuspid valve
What happens to the pulmonic valve and tricuspid valve during systole?
What happens to the pulmonic valve and tricuspid valve during systole?
What happens to the pulmonic valve and tricuspid valve during diastole?
What happens to the pulmonic valve and tricuspid valve during diastole?
What is fundamental to understanding heart sounds?
What is fundamental to understanding heart sounds?
Which cardiac valves are open during diastole according to the passage?
Which cardiac valves are open during diastole according to the passage?
What does the passage state about S3 and S4 heart sounds in adults over 40 years old?
What does the passage state about S3 and S4 heart sounds in adults over 40 years old?
According to the passage, what does an S3 heart sound correspond to?
According to the passage, what does an S3 heart sound correspond to?
What does the passage state about the left ventricular pressure curve during systole?
What does the passage state about the left ventricular pressure curve during systole?
What is the purpose of the heart according to the passage?
What is the purpose of the heart according to the passage?
What is the function of the aortic and pulmonic valves during diastole according to the passage?
What is the function of the aortic and pulmonic valves during diastole according to the passage?
What condition can lead to displacement of the PMI lateral to the midclavicular line?
What condition can lead to displacement of the PMI lateral to the midclavicular line?
Where does the aorta curve upward from the left ventricle?
Where does the aorta curve upward from the left ventricle?
What are the aortic and pulmonic valves also known as?
What are the aortic and pulmonic valves also known as?
What causes the heart sounds of S1 and S2?
What causes the heart sounds of S1 and S2?
Where do the superior and inferior venae cavae channel venous blood into?
Where do the superior and inferior venae cavae channel venous blood into?
Which condition could lead to displacement of the PMI >10 cm lateral to the midsternal line?
Which condition could lead to displacement of the PMI >10 cm lateral to the midsternal line?
What does the fourth heart sound, S4, mark?
What does the fourth heart sound, S4, mark?
What is the likely reason that right-sided cardiac events usually occur slightly later than those on the left?
What is the likely reason that right-sided cardiac events usually occur slightly later than those on the left?
What is the purpose of the S3 heart sound?
What is the purpose of the S3 heart sound?
What is the purpose of the S2 heart sound?
What is the purpose of the S2 heart sound?
What is the purpose of the S1 heart sound?
What is the purpose of the S1 heart sound?
What is the purpose of the S4 heart sound?
What is the purpose of the S4 heart sound?
Which valve opens during systole, allowing blood to be ejected from the left ventricle?
Which valve opens during systole, allowing blood to be ejected from the left ventricle?
When does the second heart sound (S2) occur?
When does the second heart sound (S2) occur?
What event is usually silent but may produce an opening snap (OS) sound in certain pathological conditions?
What event is usually silent but may produce an opening snap (OS) sound in certain pathological conditions?
When does the third heart sound (S3) occur in children and young adults?
When does the third heart sound (S3) occur in children and young adults?
In older adults, what does the presence of a third heart sound (S3 gallop) usually indicate?
In older adults, what does the presence of a third heart sound (S3 gallop) usually indicate?
Which valve opens during diastole, allowing blood to flow from the left atrium to the left ventricle?
Which valve opens during diastole, allowing blood to flow from the left atrium to the left ventricle?
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