HONDROS BIO117 EXAM 3 UPDATED ACTUAL QUESTIONS AND CORRECT
ANSWERS VERIFIED 2027 EDITION
1. What is located at the fifth intercostal space?
Apex of the heart
2. Apex of the heart
tip of the heart pointing down toward the 5th left intercostal space
3. Which layer of the heart allows it to act as a pump?
Myocardium
4. Left ventricle
What is the hardest working cardiac chamber and therefore has the thickest myocardium?
5. Which layer of the heart wall contains the epicardium?
pericardium.
6. pericardium
surrounds the heart
1
, 7. Which of the following is related to the mitral valve?
Bicuspid
8. Which of the following contains oxygenated blood?
Pulmonary veins
9. Coronary arteries
Which of the following supplies oxygenated blood to the heart muscle?
10. Myocardium
Which layer of the heart has actin, myosin, and troponin?
11. coronary arteries.
What is the next step in the sequence of the blood flow: Blood flows from the left atrium to the left
ventricle to the aorta to which of the following structures?
12. Oxygen poor Carbon dioxide rich
Select all that apply >>>Which features are true of blood leaving the tissues, travelling towards the right
atrium?
13. pulmonary capillaries.
What is the next step in the sequence of the blood flow: Blood flows from the right atrium to the right
ventricle to the pulmonary artery to which of the following structures?
14. left ventricle.
From which structure does the aorta receive blood?
15. pulmonary veins.
Which vessel carries blood from the pulmonary capillaries to the left atrium?
16. Right atrium
Which cavity of the heart first receives unoxygenated blood from the vena cava?
17. Tricuspid
Blood flows from the right atrium through which atrioventricular valve to the right ventricle?
18. Aortic
What is the name of the valve that prevents backflow of blood into the left ventricle when the left ventricle
is in diastole?
19. Tricuspid Mitral
Which valves are open during atrial systole
2
ANSWERS VERIFIED 2027 EDITION
1. What is located at the fifth intercostal space?
Apex of the heart
2. Apex of the heart
tip of the heart pointing down toward the 5th left intercostal space
3. Which layer of the heart allows it to act as a pump?
Myocardium
4. Left ventricle
What is the hardest working cardiac chamber and therefore has the thickest myocardium?
5. Which layer of the heart wall contains the epicardium?
pericardium.
6. pericardium
surrounds the heart
1
, 7. Which of the following is related to the mitral valve?
Bicuspid
8. Which of the following contains oxygenated blood?
Pulmonary veins
9. Coronary arteries
Which of the following supplies oxygenated blood to the heart muscle?
10. Myocardium
Which layer of the heart has actin, myosin, and troponin?
11. coronary arteries.
What is the next step in the sequence of the blood flow: Blood flows from the left atrium to the left
ventricle to the aorta to which of the following structures?
12. Oxygen poor Carbon dioxide rich
Select all that apply >>>Which features are true of blood leaving the tissues, travelling towards the right
atrium?
13. pulmonary capillaries.
What is the next step in the sequence of the blood flow: Blood flows from the right atrium to the right
ventricle to the pulmonary artery to which of the following structures?
14. left ventricle.
From which structure does the aorta receive blood?
15. pulmonary veins.
Which vessel carries blood from the pulmonary capillaries to the left atrium?
16. Right atrium
Which cavity of the heart first receives unoxygenated blood from the vena cava?
17. Tricuspid
Blood flows from the right atrium through which atrioventricular valve to the right ventricle?
18. Aortic
What is the name of the valve that prevents backflow of blood into the left ventricle when the left ventricle
is in diastole?
19. Tricuspid Mitral
Which valves are open during atrial systole
2
