unit 5

Question 1

T/F: atrial fibrillation is not considered a critical cardiac arrhythmia

Answer 1

true

Question 2

the most common vasovagal responses

Answer 2

dizziness & fainting

Question 3

a condition that typically occurs secondary to myocardial infarction

Answer 3

cardiogenic shock

Question 4

a focal cerebral ischemia not associated with permanent cerebral infarction

Answer 4

TIA (transient ischemic attack)

Question 5

a condition that is caused by a thrombus in the coronary arteries

Answer 5

myocardial infarction

Question 6

a cardiac condition that causes inadequate ventricular filling in the presence of a healthy myocardium

Answer 6

cardiac tamponade

Question 7

a critical condition in which a thrombus in the brain causes irreversible damage to the brain cells

Answer 7

CVA (cerebrovascular accident)

Question 8

low blood pressure

Answer 8

hypotension

Question 9

T/F: when a TIA occurs, there is always permanent brain infarction

Answer 9

false

Question 10

T/F: hypotension & hypertension are always primary to other clinical conditions

Answer 10

false

Question 11

a patient can experience a vasovagal response due to what?

Answer 11

• pain
• medications
• anxiety
• fear

Question 12

irreversible necrosis of heart muscle secondary to prolonged ischemia

Answer 12

myocardial infarction

Question 13

a clinical syndrome caused by the accumulation of fluid in the pericardial space

Answer 13

cardiac tamponade

Question 14

a physiologic state in which inadequate tissue perfusion results from cardiac dysfunction

Answer 14

cardiogenic shock

Question 15

a clinical syndrome in which the heart fails to pump blood at the rate required by the metabolizing tissues

Answer 15

congestive heart failure

Question 16

T/F: ischemic stroke, cerebral infarct, and cerebrovascular accident are terms referring to a critical condition in which a thrombus in the brain causes irreversible damage to the brain

Answer 16

true

Question 17

respiratory arrest could be caused by what?

Answer 17

• airway obstruction
• respiratory muscle weakness
• decreased respiratory drive
• trauma

Question 18

CHF causes what compensatory mechanisms?

Answer 18

• increased blood volume
• increased heart rate
• increased cardiac filling pressure

Question 19

clotting within a vessel

Answer 19

thrombus

Question 20

anything blocking a vessel

Answer 20

embolism

Question 21

a condition in which the formation or movement of a thrombus occludes a vessel causing infarction of the tissues by being supplied by the vessel

Answer 21

thrombotic embolism

Question 22

T/F: the symptoms of a TIA typically last longer than 24 hours

Answer 22

false

Question 23

signs/symptoms of an acute stroke

Answer 23

• sudden confusion
• sudden trouble speaking or slurred speech
• sudden severe headache with no known cause
• sudden trouble walking, dizziness, loss of balance
  -sudden numbness or weakness in face, arm, or leg (especially unilaterally)

Question 24

signs/symptoms of anaphylaxis

Answer 24

• airway edema
• hypotension
• vasodilation
• mucus secretions