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BIO 117 HONDROS EXAM 3 Questions with Answers
(100% Correct Answers)
The apex of the heart is located Answer: 5th intercostal space
Which layer of the heart allows it to act as a pump? Answer:
Myocardium
What is the apex of the heart? Answer: The tip of the heart, pointing
down towards the left 5th intercostal space.
Which layer of the heart wall contains the epicardium? Answer:
Pericardium
What surrounds the heart? Answer: Pericardium
What is related to the mitral valve (tricuspid valve)? Answer: Bicuspid
valve
Which of the following contains oxygenated blood? Answer: Left
Atrium, Pulmonary veins, Aorta
Which of the following contains deoxygenated blood? Answer: Superior
Vena Cava, Right Atrium, Pulmonary Arteries
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, 2
What supplies oxygenated blood to the heart muscle? Answer:
Coronary Arteries
Which layer of the heart contains actin, myosin, and troponin? Answer:
Myocardium
Which valves are open during atrial systole? Answer: Tricuspid Mitral
What is true of blood leaving the tissues and traveling towards the right
atrium? Answer: Oxygen poor, carbon dioxide rich
Valve that prevents backflow of blood into the left ventricle when the
left ventricle is in diastole? Answer: Aortic
The aorta receives blood from what structure? Answer: Left ventricle
Which vessel carries blood from the pulmonary capillaries to the left
atrium? Answer: Pulmonary veins
Which cavity of the heart first receives unoxygenated blood from the
vena cava? Answer: Right atrium
What is the right semilunar valve separating the right ventricle and the
pulmonary artery? Answer: The pulmonic valve
© 2025 All rights reserved
BIO 117 HONDROS EXAM 3 Questions with Answers
(100% Correct Answers)
The apex of the heart is located Answer: 5th intercostal space
Which layer of the heart allows it to act as a pump? Answer:
Myocardium
What is the apex of the heart? Answer: The tip of the heart, pointing
down towards the left 5th intercostal space.
Which layer of the heart wall contains the epicardium? Answer:
Pericardium
What surrounds the heart? Answer: Pericardium
What is related to the mitral valve (tricuspid valve)? Answer: Bicuspid
valve
Which of the following contains oxygenated blood? Answer: Left
Atrium, Pulmonary veins, Aorta
Which of the following contains deoxygenated blood? Answer: Superior
Vena Cava, Right Atrium, Pulmonary Arteries
© 2025 All rights reserved
, 2
What supplies oxygenated blood to the heart muscle? Answer:
Coronary Arteries
Which layer of the heart contains actin, myosin, and troponin? Answer:
Myocardium
Which valves are open during atrial systole? Answer: Tricuspid Mitral
What is true of blood leaving the tissues and traveling towards the right
atrium? Answer: Oxygen poor, carbon dioxide rich
Valve that prevents backflow of blood into the left ventricle when the
left ventricle is in diastole? Answer: Aortic
The aorta receives blood from what structure? Answer: Left ventricle
Which vessel carries blood from the pulmonary capillaries to the left
atrium? Answer: Pulmonary veins
Which cavity of the heart first receives unoxygenated blood from the
vena cava? Answer: Right atrium
What is the right semilunar valve separating the right ventricle and the
pulmonary artery? Answer: The pulmonic valve
© 2025 All rights reserved
