Chapter 40

1.

1 point

Which of the following electrolytes is NOT of highest priority to keep balanced?
(Personal lecture notes)

magnesium

calcium

potassium

sodium

3.

1 point

Which of the following vessels is considered the graft of choice because it has a 90% patency rate 12 years after placement?
(pg. 846)

internal mammary artery

saphenous vein

radial artery

gastroepiploic artery

4.

1 point

A patient with a fasting cholesterol level of 143 is...
(personal lecture notes)

considered borderline high

considered very high

considered high

considered normal

5.

1 point

Nitroglycerin pills should _________ when placed under the tongue. If this does not occur, it is a sign that the pill has gone bad.
(Personal lecture notes)

cause numbness

cause tingling

cause stinging

cause warmth

6.

1 point

Which layer of myocardial tissue has the longest myofibrils, the greatestt O2 demand and the least O2 supply?
(pg. 829)

inferior wall

subendocardial

transmural

7.

1 point

Angina can be treated with up to ____ doses of nitroglycerin every five minutes until pain is gone
(Personal lecture notes)

2

4

3

5

8.

1 point

Which position is best for tissue oxygenation following an MI?
(slide 12)

sims

semifowler

trendelenburg

supine

9.

1 point

Cardiac tamponade should not be treated with _________ following CABG
(pg. 848)

pericardiocentesis

emergency sternotomy

volume expansion

10.

1 point

Obvious physical changes occur ________ after infarction
(pg. 830)

12-18 hours

24-36 hours

immediately

4-6 hours

11.

1 point

The intraaortic balloon pump is...
(pg. 844)

inflated during diastole, deflated during systole

deflated during diastole, inflated during systole

inflated during both diastole and systole

deflated during both diastole and systole

12.

1 point

Patients with low to moderate risk of CAD should keep their LDL level...
(pg. 832)

<100

<120

<70

<150

13.

1 point

What sets apart Prinzemetal's angina?
(Personal lecture notes; slide 6)

it occurs with physical activity

it occurs with stress

it occurs with only with a myocardial infarction

it occurs at rest

14.

1 point

The intraaortic balloon pump is...
(pg. 844)

deflated during both diastole and systole

inflated during diastole, deflated during systole

deflated during diastole, inflated during systole

inflated during both diastole and systole

15.

1 point

Which of the following lab values is specific to cardiac cells?
(Personal lecture notes)

Troponin

CKMB

Myoglobin

16.

1 point

Another term for Cardiogenic shock is...
(Personal Lecture Notes; slide 17)

Class II Heart failure

Class IV Heart failure

Class I Heart failure

Class III Heart failure

17.

1 point

How much plaque accumulation must there be before it starts to block blood flow?
(pg. 829)

20%

40%

60%

10%

18.

1 point

Which of the following is NOT a sign of cardiogenic shock?
(slide 17 and 18)

agitation/restlessness

bradypnea

pulmonary congestion

cold, clammy skin

19.

1 point

How long does a patient undergo mechanical ventilation post-op from a CABG?
(pg. 847)

6-9 hrs

3-6 hrs

9-12 hrs

12-15 hrs

20.

1 point

Which of the following is NOT a sign of cardiogenic shock?
(slide 17)

hypertension

urine output <30 mL/hr

tachycardia

necrosis of >40% of left ventricle

21.

1 point

Which of the following tests does not peak until 24 hours after the myocardial infarction?
(Personal Lecture Notes; slide 11)

TroponinI

Myoglobin

Creatine kinase-MB

Troponin T

22.

1 point

Healing from a myocardial infarction is usually complete within...
(Personal lecture notes)

4-6 weeks

8-10 weeks

10-12 weeks

6-8 weeks

23.

1 point

What is the number one complication of CABG?
(pg. 849)

stroke

wound infection

thrombocytopenia

atelectasis

24.

1 point

Which of the following does NOT determine the extent of the zone of infarction?
(pg. 830)

anaerobic metabolism

age of the patient

collateral circulation

workload demands on myocardium

25.

1 point

Which of the following is the most true in regard to the result of stable angina? (slide 4)

there is severe permanent damage

there is no permanent damage

there is some permanent damage

26.

1 point

Why is nitroglycerin given to patients with a myocardial infarction?
(Personal lecture notes)

treatment of/prevention of thrombus formation

treatment of/prevention of platelet aggregation

treatment of/prevention of vasoconstriction

27.

1 point

Which of the following drugs is used to prevent fibrinogen from attaching to platelets?
(pg. 839)

Calcium channel blockers

Glycoprotein IIB/IIIA inhibitors

Beta blockers

ACE inhibitors

28.

1 point

Which of the following drugs is used to prevent ventricular remodeling and development of heart failure?
(Personal Lecture Notes; slide 15)

beta blockers

ACE inhibitors/angiotensin receptor blockers

glycoprotein IIB/IIIA inhibitors

calcium channel blockers

29.

1 point

Which ethnic backgrounds are known to be at higher risk of having a myocardial infarction? Select ALL that apply
(Personal Lecture Notes; slide 9)

Caucasians

African Americans

Latinos

Asians

Native Americans

30.

1 point

Which of the following is NOT included in Acute Coronary Syndrome (ACS)?
(slide 5)

stable angina

acute myocardial infarction

unstable angina