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This quiz is to test Respiratory Care students, first years, to see how much they remember from our 6th test, the questions are straight from it and some of them may have even been on our final Good luck all who take this test, may it help you better learn the material and appreciate the class, and profession... I guess

and again... just to engrain the purpose of the test in your head: This quiz is to test Respiratory Care students, first years, to see how much they remember from our 6th test, the questions are straight from it and some of them may have even been on our final Good luck all who take this test, may it help you better learn the material and appreciate the class, and profession... I guess

1. What is your age?
Under 18 Years Old
18 to 24 Years Old
25 to 30 Years Old
31 to 40 Years Old
41 to 50 Years Old
51 to 60 Years Old
Over 60 Years Old
2. What is your gender?
Male
Female
3. 1.during the normal events of the cardiac cycle, which statements are true?
a. Heart sounds precede cardiac valve opening or closing
b. Electrical depolarization follows mechanical contraction
c. Heart sounds precede electrical depolarization
d. Electrical depolarization preceds mechanical contraction
4. 2. The first heart sound is associated with what mechanical event of the cardiac cycle?
a. AV valve closure
b. Semilunar valve closure
c. AV valve opening
d. semilunar valve opening
5. 3. Toward the end of systole, as repolarization starts (as indicated by the T wave), the ventricules begin to relax. This resuts in which of the following?
a. Closure of the AV valves
b. A rapid rise in arterial pressure
c. A rapid drop in arterial pressure
d. a rapid rise in ventricular pressures
6. 4. The second heart sound is associated with what mechanical event of the cardiac cycle?
a. Semilunar valve closure
b. AV valve opening
c. AV valve closure
d. Semilunar valve opening
7. 5. What term is used to define the abilty of certain cardiac cells to depolarize without stimulation
a. Automatacity
b. Polarization
c. Contraction
d. Repolarization
8. 6. What structure normally paces the healthy heart?
a.Atrioventriular (AV) node
b.Sinoartrial (SA)node
c. Bundle of his
d. Purkinje fibers
9. 7. What structure serves as the backup pacemaker, for the heart
a. AV node
b. SA node
c. Bundle of His
d. Purkinje fibers
10. 8. What is the electrical impulse temporalily delayed at the AV node?
a. To allow complete emptying of the ventrivles
b. To allow more sodium buildup in the myocardial cells
c. To allow better filling in the ventricles
d. To allow complete filling of the atria
11. 9. which of the following waves represents depolarization of the ventricles?
a. P
b. QRS
c. T
d. U
12. 10. which of the following waves represents repolarization of the ventricles?
a. P
b. QRS
c. T
d. U

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