Lab exam 2: Heart defects

Question 1

What is bradycardia?

Answer 1

Bradycardia is a condition characterized by a slower than normal heart rate, typically defined as fewer than 60 beats per minute.

Question 2

True or False: Tachycardia refers to a heart rate that is faster than normal.

Answer 2

True

Question 3

Fill in the blank: A __________ is a device used to regulate the heartbeat in patients with arrhythmias.

Answer 3

pacemaker

Question 4

What is atrial fibrillation?

Answer 4

Atrial fibrillation is a type of irregular heartbeat that can lead to blood clots, stroke, and other heart-related complications.

Question 5

Multiple Choice: What is the primary purpose of a defibrillator?

Answer 5

To restore a normal heart rhythm in cases of life-threatening arrhythmias.

Question 6

What heart defect is characterized by periods of rapid heart rate followed by periods of normal heart rate?

Answer 6

Tachyarrhythmia

Question 7

True or False: A defibrillator can be used to treat bradycardia.

Answer 7

False

Question 8

Short Answer: Name one potential cause of bradycardia.

Answer 8

Heart tissue damage, hypothyroidism, or certain medications.

Question 9

What is the difference between ventricular fibrillation and atrial fibrillation?

Answer 9

Ventricular fibrillation is a life-threatening condition where the heart’s ventricles quiver instead of pumping effectively, while atrial fibrillation involves irregular contractions of the atria.

Question 10

Fill in the blank: __________ is a common treatment for certain types of tachycardia.

Answer 10

Medication or catheter ablation