Deck 2: Cardiology

Question 1

What is a patient's cardiac output if they have a stroke volume of 80ml and a heart rate of 80?

A)160ml
B)6400ml
C)16ml
D)3200ml

Answer 1

6400ml

Question 2

You are about to attempt resuscitation on a patient in cardiac arrest with an automated external defibrillation device. What is the most critical factor to success?

A)Patient's weight
B)Time
C)Patient's height
D)Distance

Answer 2

Time

Question 3

What term is most associated with myocardial contractions?

A)Frank-Starling's law
B)Starling's law
C)Frank-Starling's mechanism
D)All of the above

Answer 3

All of the above

Question 4

What is the filling of the pericardial sac with fluid, which in turn limits the filling of the heart?

A)Pericardial Exhaustion
B)Pericardial Flex
C)Pericardial Tamponade
D)Pericardial Shock

Question 5

What do preload, cardiac contractility and afterload reflect?

A)Heart volume
B)Stroke count
C)Blood volume
D)Stroke volume

Question 6

If a patient has a stroke volume of 80mLs and a heart rate of 60, what is their cardiac output?

A)480mLs
B)140mLs
C)4800mLs
D)1.33mLs

Question 7

What is the function of intercalated discs that are located in the cardiac muscle fibers?

A)To connect cardiac muscle fibers with the diaphragm
B)To connect cardiac muscle fibers with skeletal muscles
C)To connect cardiac muscle fibers with the aorta
D)To connect cardiac muscle fibers to conduct electrical impulses quickly

Question 8

What decreases when hypovolemia reduces preload?

A)Cardiac input
B)Cardiac output
C)Synapses input
D)Synapses output