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Electrophysiology & Coronary Care > WEEK 1 > Flashcards

WEEK 1 Flashcards

Cardiac Anatomy, Physiology, Resuscitation & Defib

1
Q

What kind of pump is the heart?

A

Electromechanical

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2
Q

A complete heartbeat that has rhythmically recurrent contraction, where the blood is forced out of the chambers and into the aorta & pulmonary artery is?

A

Systolic

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3
Q

A complete heartbeat that has rhythmically recurrent expansion, where the heart relaxes and dilates the chambers of the heart allowing the ventricles to fill with blood is?

A

Diastolic

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4
Q

Cardiac Cycle is?

A

SA node > AV node > Bundle of HIS > purkinje cells

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5
Q

What are the 2 nodel cells?

A

Sinoatrial (SA) & Atrioventricular (AV)

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6
Q

What are the non-nodels?

A

Atrial & Ventricular myocytes & Purkinje cells

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7
Q

What is the intrinsic rate & heart rate for SA node?

A

Instrinsic 100bmp & HR 60-80 bpm

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8
Q

What is the SA node?

A

Pacemaker

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9
Q

What is the intrinsic rate for AV node & bundle branches?

A

40-60bpm

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10
Q

What is the BPM for ventricle & purkinje network?

A

20-40bpm

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11
Q

Life Pak 15 Jouls

A
  1. 200
  2. 300
  3. 360
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12
Q

Compulsory jouls?

A

200

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13
Q

4 safety checks for Defib?

A
  1. Non conductive
  2. Non combustible /explosive
  3. No contact
  4. No movement
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14
Q

Shockable rhythms

A

VT & VF

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15
Q

Non shockable

A
  1. Asystole
  2. PEA
  3. Perfusing rhythms
  4. Pt with signs of life
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16
Q

CPR Rates

A

Adults: 30:2
Paeds: 15:2

17
Q

4 priorities in cardiac arrest

A
  1. Early recognition
  2. Early high quality CPR
  3. Early defib
  4. Manage ROSC
18
Q

When are stack shocks administered?

A

When cardiac arrest is witnessed

19
Q

ROSC management?

A
  1. Maximise O2
  2. Maximise Ventilation
  3. Maximise Perfusion
  4. Maintain ROSC
  5. Prevent secondary brain injury
  6. Treat arythmias
20
Q

Anatomical location of the heart?

A

Between lungs in middle of chest, behind the left breastbone

21
Q

What is the epicardium?

A

The outer layer of the heart

22
Q

The middle layer of the heart is?

A

Myocardium

23
Q

What is the endocardium?

A

Inner layer of the heart

24
Q

Cardiac Cycle: Automatacity

A

Generate & maintain electrical pulses

25
Q

Cardiac Cycle: irritability/excitability

A

Cells respond to electrical impulses

26
Q

Cardiac cells: Conductivity

A

Relay electrical impulse to neighbouring cells

27
Q

Cardiac cells: contractility

A

Respond to electrical impulses with pumping action

Electrophysiology & Coronary Care (4 decks)

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