1) Which of the following is the correct order of blood flow? a) right atrium, left atrium, right ventricle. Left ventri

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1 Which Of The Following Is The Correct Order Of Blood Flow A Right Atrium Left Atrium Right Ventricle Left Ventri 1 (92.42 KiB) Viewed 50 times

1 Which Of The Following Is The Correct Order Of Blood Flow A Right Atrium Left Atrium Right Ventricle Left Ventri 2 (104.53 KiB) Viewed 50 times

1 Which Of The Following Is The Correct Order Of Blood Flow A Right Atrium Left Atrium Right Ventricle Left Ventri 3 (74 KiB) Viewed 50 times

1) Which of the following is the correct order of blood flow? a) right atrium, left atrium, right ventricle. Left ventricle b) left ventricle, left atrium, right ventricle, right atrium c) right atrium, right ventricle, left atrium, left ventricle d) left ventricle, right atrium, left atrium, right ventricle as it goes from the left atrium to the left ventricle. 2) Blood passes through the a) pulmonary valve b) tricuspid valve c) aortic valve d) bicuspid valve 3) Blood that leaves the right ventricle goes: a) to the body b) to the lungs c) to the right atrium d) to the left ventricle 4) The foramen ovale a) connected the two atria in the fetal heart b) is a condition in which the heart valves do not completely close c) is a shallow depression in the interventricular septum d) is a connection between the pulmonary trunk and the aorta in the fetus 5) The ductus arteriosus a) connected the two atria in the fetal heart b) is a condition in which the heart valves do not completely close c) is a shallow depression in the interventricular septum d) is a connection between the pulmonary trunk and the aorta in the fetus 6) Which of the following receive(s) blood during ventricular systole? a) aorta only b) pulmonary arteries only c) pulmonary veins only d) both the aorta and pulmonary trunk 7 Select the correct statement about the heart valves a) The mitral (bicuspid) valve separates the right atrium from the nght ventricle b) The tricuspid valve divides the left atrium from the left ventricle c) Aortic and pulmonary semilunar valves control the flow of blood into the heart d) The atrioventricular (AV) valves prevent backflow of blood into the atria during ventricular OC
8) Compared to skeletal muscle, cardiac muscle a) has gap junctions that allow it to act as a functional syncytium b) lacks striations c) has more nuclei per cell d) cells are larger than skeletal muscle cells 9) The amount of blood that leaves the left ventricle during systole is referred to as: a) end diastolic volume b) end systolic volume c) stroke volume d) tidal volume 10) Which of the following represents ventricular depolarization? a) P Wave b) QRS wave C) T Wave d) none of the above 11) Which of the following transports oxygen-rich blood? A) pulmonary vein B) pulmonary trunk C) superior vena cava D) pulmonary artery 12) Which of the following effect stroke volume? a) Preload b) Afterload c) Contractility d) all of the above 13) Which of the following is a branch of the left coronary artery? a) circumflex a b) posterior interventricular a c) anterior interventricular a d) both A and C 14) Which of the following is a branch of the right coronary artery? a) circumflex a b) posterior interventricular a c) anterior interventricular a d) both A and C
15) The fact that the left ventricle of the heart is thicker than the right ventricle reveals that it a) pumps a greater volume of blood b) pumps blood against a greater resistance c) expands the thoracic cage d) sends blood through a smaller valve 16) Auricles slightly increase blood volume in the ventricles b) false a true 17) This is the layer of serous membrane that covers the heart and is closest to the heart itself. a) visceral pleura b) parietal pleura c) visceral pericardium d) parietal pericardium 18) Which vessel(s) of the heart receive(s) blood from the right ventricie? a venae cavae b) pulmonary trunk c) aorta d) pulmonary veins 19) The amount of blood in the ventricle after t is done filing is referred to as a) end systolic volume b) diastole c) sovolumetric relaxation d) end diastolic volume 20) Which of the following arteries does NOT come off the arch of the aorta? a) brachiocephalic trunkartery b) left carobd artery c) nght cardiac artery d left subclavian artery