Quiz 3

• A condition of rapid uncoordinated heart contractions is referred to as [x1].

  FIBRILLATION
• Which ventricle has a larger, denser, and more elaborate network of purkinje fibers?

  LEFT
• What is the lower pressure measurement of a blood pressure reading called?

  DIASTOLIC
• What is the higher pressure measurement of a blood pressure reading called?

  SYSTOLIC
• What cardiac event results in the "T" wave?

  VENTRICULAR REPOLARIZATION
• What cardiac event results in the "P" wave?

  ATRIAL DEPOLARIZATION
• What cardiac event results in the QRS complex?

  VENTRICULAR DEPOLARIZATION
• A heart rate of over 100 beats/min is referred to as [x1].

  TACHYCARDIA
• A heart rate below 60 beats/min is referred to as [x1].

  BRADYCARDIA
• What is a normal value for blood pressure?

  120/80 mm Hg
• Which artery did we listen to while we determined blood pressure?

  BRACHIAL ARTERY
• Which structure in the intrinsic conduction system of the heart is called the pacemaker?

  SINOATRIAL NODE
• What is the device used to measure blood pressure called?

  SPHYGMOMANOMETER
• Do the apical pulse sounds occur at the same time as the radial pulse sounds?

  NO
• Is it possible to achieve tetany by applying multiple stimuli to the frog heart?

  NO
• What effect does increased blood viscosity tend to have on blood pressure?

  INCREASES
• What effect does decreased vessel diameter tend to have on blood pressure?

  INCREASES
• What effect does decreased blood volume tend to have on blood pressure?

  DECREASES
• What effect does decreased blood viscosity tend to have on blood pressure?

  DECREASES
• What effect does increased vessel diameter tend to have on blood pressure?

  DECREASES
• What is the effect on heart rate in the frog of atropine?

  INCREASES
• What is the effect on heart rate in the frog of epinephrine?

  INCREASES
• What effect does increased blood viscosity tend to have on blood pressure?

  INCREASES
• What effect does increased blood volume tend to have on blood pressure?

  INCREASES
• What is the effect on heart rate in the frog of pilocarpine?

  DECREASES
• During which portion of the ventricular contraction cycle was it possible to produce an extrasystole?

  RELAXATION PERIOD
• Which ventricle has a larger, denser, and more elaborate network of purkinje fibers?

  LEFT
• Which heart wave is larger in the frog heart, the one corresponding to atrial contraction or the one corresponding to ventricular contraction?

  VENTRICULAR
• What are the sounds that indicate the resumption of blood flow into the forearm after the pressure has been eased from a blood pressure cuff?

  SOUND OF KOROTKOFF
• Is it possible to achieve tetany by applying multiple stimuli to the frog heart?

  NO
• Do the apical pulse sounds occur at the same time as the radial pulse sounds?

  NO