CPR/ECG Flashcards

(42 cards)

1
Q

What is cardiogenic shock?

A

Failure to pump - heart failure

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2
Q

What is distributive shock?

A

Flow maldistribution

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3
Q

What causes distributive shock?

A

Trauma, anaphylaxis, heat stroke, sepsis

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4
Q

What medical conditions are associated with obstructive shock?

A

Heartworm Disease, GDV

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5
Q

What is the most commonly seen shock?

A

Hypovolemic shock

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6
Q

What causes hypovolemic shock?

A

Blood/Fluid loss

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7
Q

What are the elements of the history gathered in cases of shock?

A

A-Allergies

M- Medications

P - Past medical histroy

E- Events

L- Lasts (last meal, last BM, last urination)

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8
Q

What are the components of an initial assesment in cases of shock?

A

Vitals

Level of conciousness

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9
Q

What is the first phase of shock?

A

Hyperdynamic

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10
Q

What is the second phase of shock?

A

Hypodynamic

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11
Q

What symptoms are associated with hyperdynamic shock?

A

Tachycardia, tachypnea, brick red m.m., rapid CRT, bounding pulse

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12
Q

What symptoms are associated with hypodynamic shock?

A

Weak abnormal pulses, pale and prolonged mm, hypothermia, weakness, depression, loss of conciousness

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13
Q

Cats in septic shock present with what?

A

Bradyardia

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14
Q

What are the components of shock treatment?

A

Oxygen therapy

Venous access

Fluid resuscitation

Drugs

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15
Q

What are some signs of impending collapse?

A

Cyanosis

Poor perfusion (prolonged CRT)

Irregular/absent heart sounds

Abnormal breathing patterns / Apnea

Fixed and dilated pupils

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16
Q

What two organs are we most concerned with in Basic Life Support situations?

A

Heart and Brain

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17
Q

What is the “CAB” of resuscitation?

A

Circulation

Airway

Breathing

18
Q

How do you perform CPR on small dogs/cats?

A
  1. Use direct compression
  2. Right lateral recumbency, squeeze thorax and compress chest wall 1/2 - 1/3 inch with a rate of 100 per minute
  3. Artificial ventilations should be given at a rate of 10 breaths per minute (1 breath per 6 compressions)
19
Q

If administering CRP alone what is the process?

A

Do 30 compressions followed by 2 breaths, mouth to snout.

20
Q

What breed of dogs must be in dorsal recumbency for CPR?

21
Q

What is the depth of compression to be used for average size dogs?

22
Q

What is the compression to breath ratio for large breed dogs?

23
Q

What are interposed abdominal compressions?

A

When the abdomen is compressed during the recoil phase of chest compressions

Enhances venous return to the heart

24
Q

What complications are associated with interposed abdominal compressions?

A

Organ contusions (liver)

Hemoabdomen

25
What are the signs of partial obstruction?
Difficulty breathing on inspiration Cyanosis
26
What are the signs of total airway obstruction?
No airway sounds Chest does not move or expand
27
If no spontaneous respirations are occurring what should be done?
Administer 100% oxygen to patient
28
What 3 conditions require immediate attention?
Respiratory arrest Circulatory failure Severe bleeding - catastrophic hemorrhaging
29
Failure to achieve effective ventilation may lead to acidosis and hypoxemia which may then lead to:
Cardiovascular dysfunction Hypotension Circulatory collapse
30
Under hypoxemia and acidosis which muscles function poorly?
Cardiac and vascular smooth muscles
31
Intratracheal administration is recommended for all drugs except what, and why?
Sodium bicarbonate Inactivates lung surfactant which leads to decreased lung function
32
What is monitored during post-resuscitative care?
Pulse ECG Respirations Body temp CNS signs
33
What occurs during the P wave?
Atria are depolarizing (contracting)
34
What occurs during the QRS complex?
Ventricular depolarization (contracting)
35
What occurs during the T wave?
Ventricular repolarization
36
What are the 3 main ECG rythms in CPR?
Ventricular Asystole Electromechanical dissociation (EMD) Ventricular Fibrillation
37
What occurs during ventricular asystole?
No mechanical or electrical activity (flat line)
38
What is administered during ventricular asystole?
Epinephrine and patient is defibrillated
39
What is EMD?
Electrical activity without corresponding mechanical heart contraction. (slow rhythm with bizarre wide QRS complexes with a slow rate)
40
What is usually associated with EMD?
Massive pump destruction or free wall rupture
41
What is ventricular fibrillation?
Uncoordinated ventricular contraction which results in ineffective cardiac output Heart is severely damaged
42
What should never be used with electrical defibrillators?
Alcohol- risk of fire