Cardiology

Question 1

Your patient is having a massive inferior wall MI. Which of the following vessels is most likely occluded? 
A) RCA
B) LCA
C) Coronary Sinus 
D) Circumflex Artery

Answer 1

A

Question 2

Your patient is in cardiogenic shock and you suspect this patient is having an infarct in their left ventricle (Widow Maker). Which of the following vessels is most likely occluded?
A) RCA
B) LCA
C) Coronary Sinus
D) Circumflex Artery

Answer 2

B

Question 3

If left without input, a single cardiac cell will contract rhythmically at a steady rate. If two cells are in contact, the first one to contract will in turn stimulate the other to contract. This is an example of which of the following cardiac cell characteristics? 
A) Conductivity
B) Excitability 
C) Automaticity 
D) Contractility

Answer 3

C

Question 4

During systole, sodium and calcium move out of the cells.

True/False

Answer 4

False

Question 5

Potassium is primarily an extracellular ion.

True/False

Answer 5

False

Question 6

\_\_\_\_\_\_\_ is the amount of blood ejected from the ventricles with each contraction.
A) Cardiac Output
B) Stroke Volume 
C) Preload 
D) Afterload

Answer 6

B

Question 7

Your patient has a blood pressure of 160/80. What is the patient's MAP?
A) 86
B) 96
C) 106
D) 116

Answer 7

C

Question 8

You are treating a patient complaining of severe chest pain that is made worse when the patient lies flat, and is relieved when the patient leans forward. Which of the following would you most likely suspect?
A) Unstable Angina 
B) Myocardial Infarction 
C) Prinzmetal's Angina 
D) Pericarditis

Answer 8

D

Question 9

An abdominal aortic aneurysm typically occurs between the renal and inferior mesenteric arteries.
True/False

Answer 9

True

Question 10

Which of the following statements is true regarding non-bacterial thrombotic endocarditis? (NBTE)
A) The main risk for serious morbidity or mortality is septic shock.
B) The main risk for serious morbidity or mortality is from a clot breaking loose and going to the heart or brain.
C) The main risk for serious morbidity or mortality is permanent damage to the myocardium (loss of stretch fibers).
D) The main risk for serious morbidity or mortality is the infection traveling to the brain.

Answer 10

B

Question 11

You are treating a 55-year-old male IV drug user and alcoholic. The patient is having excruciating pain in his back, abdominal rigidity, and has a blood pressure of 52/P. Which of the following do you suspect?
A) Gastric Rupture
B) Lower esophageal varice rupture
C) Cardiogenic shock secondary to endocarditis
D) Abdominal aortic aneurysm rupture

Answer 11

D

Question 12

You are transporting a patient with a AAA, and you fear that he might dissect his aorta. Which of the following below best represents target heart and target blood pressure for this patient?
A) HR between 60-80, systolic BP between 80-100
B) HR between 100-120, systolic BP between 60-80
C) HR between 60-80, systolic BP between 100-120
D) HR between 100-120, systolic BP between 100-120

Answer 12

A

Question 13

Which of the following medications is typically NOT given to a patient with a suspected aortic dissection?
A) Labetolol
B) Fentanyl 
C) Nicardipine 
D) Atropine

Answer 13

D

Question 14

Hypertensive urgency occurs when organ damage occurs as a result of hypertension. T
True/False

Answer 14

False

Question 15

MAP should not be lowered more than \_\_% in the first hour of treatment for patients with hypertensive emergency. 
A) 10
B) 20
C) 30
D) 40

Answer 15

B

Question 16

Which of the following is most likely to occur with a rapid reduction in blood pressure in hypertensive emergency?
A) Watershed Stroke 
B) Liver Damage 
C) CHF 
D) ARDS

Answer 16

A

Question 17

An EKG is diagnostic for angina, and can help to differentiate the presence or absence of the disease.
True/False

Answer 17

False

Question 18

A non-ST elevation MI typically indicates partial obstruction of the coronary artery.
True/False

Answer 18

True

Question 19

An MI can often present as general malaise and weakness in the elderly without specific cardiac signs and symptoms.
True/False

Answer 19

True

Question 20

All patients who have had an MI will develop a “Q” wave.

True/False

Answer 20

False

Question 21

Which of the following regarding CK-MB is true?
A) It is more specific for cardiac injury than troponin.
B) It may also be elevated in skeletal injuries.
C) It typically shows up immediately upon infarct, and then subsides about 4 hours later
D) It is the preferred biochemical marker for an MI

Answer 21

B

Question 22

Which of the following regarding troponin is true?
A) Even slight elevations are indicative of some degree of damage to the heart.
B) Troponin will be immediately elevated after an infarct.
C) Troponin does not need to be retested after the initial test.
D) CK-MB is more specific for cardiac injury than troponin.

Answer 22

A

Question 23

High flow oxygen is indicated in all patients with a suspected MI.
True/False

Answer 23

False

Question 24

Which of the following is true regarding cardiogenic shock?
A) It typically does not occur until at least 75% of the heart is damaged.
B) Most patients will not require intubation and mechanical ventilation.
C) MAP should be kept below 50 to minimize cardiac workload.
D) Pacing may be required to maintain an adequate rate.

Answer 24

D