HONDROS BIO 117 - EXAM 3 Questions with 100 % correct answers verified.docx - Nursing Hero (2024)

The pulmonary valve is found: - CORRECT ANSWER - Between the right ventricle and the pulmonary arteries What layer surrounds the heart but does not directly touch it? - CORRECT ANSWER - Pericardium The bicuspid (or mitral valve) is found: - CORRECT ANSWER - Between the left atrium and left ventricle Where in layers of the heart can pericardial fluid be found? - CORRECT ANSWER - Between the Epicardium and Pericardium The "hardest working" and thickest chamber of the heart is... - CORRECT ANSWER - The left ventricle What is the condition and result when too much pericardial fluid accumulates between the epicardium and pericardium? - CORRECT ANSWER - Pericardial Effusion Which vessel carries blood from the pulmonary capillaries to the left atrium? - CORRECT ANSWER - 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? - CORRECT ANSWER - Septum (True or False) The left side of the heart pumps blood to the lungs to receive oxygen - CORRECT ANSWER - False Name the blood vessels that deliver oxygenated blood to the heart tissue. - CORRECT ANSWER - Coronary arteries Which of the following are AV valves? Tricuspid Bicuspid Pulmonary Aortic - CORRECT ANSWER - Tricuspid and Bicuspid When do the atria relax (diastole)? - CORRECT ANSWER - After the P Wave The coronary arteries deliver ______________________ to the heart tissue. - CORRECT ANSWER - Oxygenated blood

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What wave represents "all chambers relaxed"? - CORRECT ANSWER - T wave Which of the following are semilunar valves? Tricuspid Bicuspid Pulmonary Aortic - CORRECT ANSWER - Pulmonary and Aortic The second heart sound is heard at all what wave? - CORRECT ANSWER - T wave Name the blood vessels that drain deoxygenated blood from the heart tissue. - CORRECT ANSWER - Coronary Veins The amount of blood pumped by our heart in one minute is called what? - CORRECT ANSWER - Cardiac Output Why do we have valves in our heart? - CORRECT ANSWER - To prevent back flow The sympathetic nervous system would cause our heart rate to: - CORRECT ANSWER - Increase The coronary veins drain ________________________ from the heart tissue. - CORRECT ANSWER - Deoxygenated Blood The parasympathetic nervous system would cause our heart rate to: - CORRECT ANSWER - Decrease The closing of which set of valves causes the "first heart sound"? - CORRECT ANSWER - AV Valves Which cranial nerve is the largest parasympathetic nerve and goes to the heart (amount other organs - CORRECT ANSWER - CN X (Vagus Nerve) All of the coronary veins merge into where? - CORRECT ANSWER - Coronary Sinus (True or False) The right ventricle pumps blood through the pulmonary valve to the body - CORRECT ANSWER - False The closing of which set of valves causes the "second heart sound"? - CORRECT ANSWER - Semilunar Valves